ABSTRACT

Urreaktion /elementary reaction Ursaure fur-acid (any of a class of hydrolytic

products of ureides) Urspannung /[/elektrische] electromotive force,

emf Urspannungsnormal n standard of emf Ursprung m origin, source • pflanzlichen Ur-

sprungs of vegetable (plant) origin, plant-derived • tierischen Ursprungs of animal origin • vulkanischen Ursprungs of volcanic origin, (esp of gases) plume-borne

Ursprungsgestein n parent (mother, source) rock Ursprungssubstanz / parent substance Ursubstanz fs. Urtitersubstanz Urteer m primary (low-temperature) tar Urtitersubstanz / primary-standard chemical,

primary standard (in titrimetric analysis) Urundayextrakt m (tann) urunday extract (from

Astronium balansae Engl.) USC-Verfahren n (petrol) USC process, ultra-

selective conversion process Usnetininsaure /usnetinic acid (a lichen acid) Usnetinsaure / lobaric acid, usnetic acid (a lichen

acid) Usnidinsaure fs. Usnetinsaure Usninsaure / usnic acid (a lichen acid) Uterotonikum n, Uterustonikum n (pharm) utero-

tonic, oxytocic [agent] uu-Kern m s. Ungerade-ungerade-Kern UV UV, ultraviolet UV-Abbau m UV degradation UV-Absorber m UV absorber UV-Absorption / UV absorption UV-Bereich m UV region, ultraviolet [spectral]

region UV-Bestandigkeit / UV resistance UV-Bestrahlung / UV irradiation UV-Bestrahlungsanlage / zur Wasserentkei-

mung (hyd) UV water-disinfection unit UV-Detektor m UV detector UV-Fotografie / UV photography UV-Gebiet n s. UV-Bereich UV-Lampe / UV lamp UV-Lasion / (biot) UV-induced lesion UVS... s. a. UV-VIS-... UVS-Bereich m, UVS-Gebiet n UV-VIS range

(region), ultraviolet-visible (UV-visible) region UV-Spektroskopie /UV spectroscopy UV-Spektrum n UV spectrum UV-Stabilisator m UV stabilizer UV-Strahlung / UV radiation UV-VIS-Absorptionsspektroskopie / UV-VIS

absorption spectroscopy UV-VIS-Spektralphotometrie / UV-VIS spectro­

photometry UV-VIS-Spektroskopie /UV-VIS spectroscopy UV-VIS-spektroskopisch by UV-VIS spectroscopy Uvinsaure /uvinic acid, 2,5-dimethylfuran-3-car-

boxylic acid

Vacanceine-Rot n Vacanceine red (obtained by

coupling (3-naphthol with p-naphthylamine) Vaccensaure /vaccenic acid, *octadec-11-enoic

acid (specif trans form) vakant vacant Vakuum n vacuum • ~ herstellen to create a vac­

uum • unter ~ arbeiten to operate under a vacuum -/Torricellisches Torricellian vacuum VakuumanschluB m vacuum connection (intake,

port) Vakuumapparat m vacuum pan (for producing

sugar or salt) ~ mit Heizschlangen (sugar) strike pan Vakuumarbeitsraum m vacuum chamber Vakuumaufdampfung /vacuum deposition Vakuumbandfilter n rotary-drum belt-type vacuum

filter Vakuumbegasung /vacuum fumigation Vakuumbrennen n (ceram) vacuum firing Vakuumdestillat n vacuum distillate, VD Vakuumdestillation /vacuum distillation Vakuumdestillationsanlage / vacuum-distillation

plant Vakuumdestillierapparat m vacuum still vakuumdestilliert vacuum-distilled, distilled in

vacuo vakuumdicht vacuum-tight Vakuumdrehfilter n rotary vacuum filter VakuumdruckguB m vacuum diecasting Vakuumeindampfung / vacuum concentration Vakuumentgaser m (hyd) vacuum deaerator

(degasifier) Vakuumentgasung / (hyd) vacuum deaeration

(degasification) Vakuumentzinkung / vacuum dezincing Vakuumexsikkator m vacuum desiccator Vakuumfett n vacuum grease Vakuumfilter n vacuum (suction) filter Vakuumfilternutsche / vacuum nutsche Vakuumfiltration / vacuum (suction) filtration ~ mit Precoatschicht precoat vacuum filtration Vakuumflotation f (hyd) vacuum floatation Vakuumformbarkeit / vacuum formability Vakuumformen n vacuum forming ~ mit [mechanischer] Vorstreckung (plast) plug-

assist [vacuum] forming Vakuumformmaschine / vacuum-forming machine Vakuumformung fs. Vakuumformen Vakuumfulltrichter m vacuum hopper Vakuumgasdl n vacuum gas oil, VGO VakuumgefaB n vacuum vessel Vakuumgummisackverfahren n (plast) vacuum-

bag moulding VakuumheiBextraktion / (anal) vacuum hot extrac­

tion analysis Vakuumheizplattentrockenschrank m vacuum

shelf dryer

Vakuuminnenzellenfilter n inside drum filter, inter­

nal [rotary-]drum filter Vakuumisolierung /vacuum insulation Vakuumkitt m (plast) vacuum cement Vakuumkneter m vacuum kneader (blender) Vakuumkochapparat m (sugar) vacuum pan Vakuumkolben m vacuum flask Vakuumkolonne f (distil) vacuum column (still) Vakuumkristallisation / vacuum crystallization Vakuumkristallisator m vacuum crystallizer Vakuumkiihlanlage /, Vakuumkuhler m vacuum

cooler Vakuumkuhlung / vacuum cooling Vakuum-Lecksuchgerat n vacuum tester Vakuumleitung / vacuum line Vakuummantel m vacuum jacket VakuummeBgerat n vacuum gauge, vacuometer Vakuummetallisierung / vacuum metallizing,

vapour (gas) plating Vakuummeter n vacuum gauge, vacuometer Vakuumnutsche f vacuum nutsche Vakuumpfanne / vacuum pan Vakuumplattentrockner m vacuum shelf dryer Vakuumpolarisation / vacuum polarization Vakuumpulverisolierung /evacuated powder

insulation (cryogenics) Vakuumpumpe / vacuum pump VakuumpumpenanschluB m vacuum-pump

connection Vakuumraum m vacuum vessel (of a dryer) Vakuumrotationsfilter n rotary vacuum filter Vakuumriickstand m (petrol) vacuum residue, VR,

short residue (residuum) Vakuumsack m (plast) vacuum bag Vakuumsaugverfahren n (plast) straight vacuum

forming Vakuumschaufeltrockner m vacuum rotary dryer,

rotary vacuum dryer Vakuumscheibenfilter n disk-type vacuum filter Vakuum-Scheibenzellenfilter n disk-type rotary

vacuum filter, rotary [vacuum] disk filter Vakuumschlauch m vacuum tubing (material)]

vacuum hose Vakuumschmelzen n vacuum melting Vakuumspektrograph m vacuum spectrograph Vakuumspektroskopie / vacuum spectroscopy Vakuumstoffauflauf m (pap) vacuum headbox Vakuumstrangpresse / (ceram) vacuum extrusion

press, de-airing auger (pug mill) Vakuumsublimation / vacuum sublimation Vakuumtaumeltrockner m rotating vacuum dryer Vakuumtechnik / vacuum technology Vakuumtiefziehen n (plast) straight vacuum form­

ing Vakuumtonschneider m s. Vakuumstrangpresse Vakuumtrockenanlage / vacuum-drying plant Vakuumtrockenapparat m vacuum dryer Vakuumtrockenpartie f (pap) vacuum dryer

Vakuumtrockenschrank m vacuum drying cabi­ net, vacuum [drying] oven

~ nach PaBburg Passburg dryer Vakuumtrockner m vacuum dryer Vakuumtrocknung /vacuum drying (dehydration) Vakuumtrommelfilter n [rotary] vacuum drum

filter, rotary-drum vacuum filter Vakuumtrommelzellenfilter n multicompartment

drum filter Vakuum-UV n vacuum ultraviolet Vakuum-UV-Spektroskopie / vacuum UV spec­

troscopy Vakuumverdampfapparat m, Vakuumverdamp-

fer m vacuum evaporator Vakuumverdampfung /vacuum evaporation Vakuumverformung fs. Vakuumformen Vakuum-Vielschichtisolierung /multiple-layer in­

sulation, superinsulation (cryogenic engineering) Vakuumvorlage / (lab) vacuum receiver Vakuumwalzentrockner m vacuum drum dryer Vakuumwascher m vacuum washer Vakuumzellenfilter n (pap) rotary vacuum drum-

type save-all Vakuumzerstauben n sputtering Vakuumziehen n (plast) vacuum forming - mit Vorstreckung plug-assist vacuum forming Vakzensaure f s. Vaccensaure Vakzine / vaccine Val n gram equivalent, g. equiv. Valenz / 1. valence, valency (unit of combining

power)] 2. s. Wertigkeit; 3. s. Bindungskraft 1. -/gerichtete directed valence Valenzabsattigung / valence saturation Valenzband n valence band Valenzbindung / valence bond Valenzbindungsmethode /valence-bond method,

VB method, electron-pair method, HLSP (HeitlerLondon-Slater-Pauling) method

Valenzbindungsresonanz / valence-bond reso­ nance

Valenzbindungstheorie / valence-bond theory, VB theory, electron-pair theory, HLSP (Heitler-London-Slater-Pauling) theory

Valenzbindungswinkel m valence angle, bond (interbonding) angle

Valenzelektron n valence electron, outermost (valence shell, optical) electron

Valenzelektronenpaar n valence (outer-shell) electron pair, valence-shell [electron] pair

Valenzfrequenz / stretching frequency Valenzisomerisierung /valence isomerization -/reversible valence tautomerism Valenzkraft / valence (stretching) force Valenzkraftkonstante /stretching-force constant Valenzlehre / theory of valence, valence theory Valenzorbital n valence (bond) orbital, outer-shell

orbital Valenzschale / valence shell

Valenzschwingung f valence (stretching) vibra­

tion, stretching mode Valenzstrichformel f [valence] structural formula,

line (constitutional, graphic) formula Valenzstruktur / valence-bond structure Valenzstrukturmethode f s. Valenzbindungsme-

thode Valenzstrukturtheorie fs. Valenzbindungstheorie Valenzstufe f valence state Valenztautomerie f valence tautomerism Valenztheorie f theory of valence, valence theory Valenzwechsel m valence change Valenzwinkel m valence angle, bond (interbonding)

angle Valenzzahl f valence number Valeraldehyd m valeraldehyde, *pentanal Valerat n valerate (salt or ester of a valeric acid) Valerianat n s. Valerat Valeriansaure f valeric acid, (specif)

CH3[CH2]3 COOH *pentanoic acid Valeriansaureanhydrid n valeric anhydride Valeriansaureethylester m ethyl valerate Valeriansaureisoamylester m isoamyl valerate Valerolactam n valerolactam, a-piperidone Valerylen n s. Pent-2-in Valin n valine, *2-amino-3-methylbutanoic acid Vallez-Filter n Vallez filter, horizontal-tank sluicing

filter Valoneasaure f valoneaic acid (a depside) Vanadat n vanadate Vanadin n s. Vanadium Vanadinglimmer m (min) roscoelite, (deprecated:)

vanadium mica (a phyllosilicate) Vanadium n V vanadium Vanadium(lll)-bromid n vanadium(lll) bromide,

vanadium tribromide Vanadium(ll)-chlorid n vanadium(ll) chloride,

vanadium dichloride Vanadium(lll)-chlorid n vanadium(lll) chloride,

vanadium trichloride Vanadiumdichlorid n s. Vanadium(ll)-chlorid Vanadiumdiiodid n s. Vanadium(ll)-iodid Vanadiumdioxid n s. Vanadium(IV)-oxid Vanadium(lll)-fluorid n vanadium(lll) fluoride,

vanadium trifluoride Vanadium(V)-fluorid n vanadium(V) fluoride,

vanadium pentafluoride vanadiumhaltig vanadium-containing, (esp relating

to ores:) vanadiferous Vanadium(ll)-iodid n vanadium(ll) iodide, vana­

dium diiodide Vanadiummonosulfid n s. Vanadium(ll)-sulfid Vanadiummonoxid n s. Vanadium(ll)-oxid Vanadium(ll)-oxid n vanadium(ll) oxide, vanadium

monooxide Vanadium(lll)-oxid n vanadium(lll) oxide, vana­

dium trioxide, divanadium trioxide Vanadium(IV)-oxid n vanadium(IV) oxide, vana­

dium dioxide

Vanadium(V)-oxid n vanadium(V) oxide, vanadium pentaoxide, divanadium pentaoxide

Vanadium(lll)-oxidchlorid n vanadium(lll) monochloride oxide

Vanadium(V)-oxidchlorid n vanadium(V) trichlo­ ride oxide

Vanadiumoxiddichlorid n vanadium(IV) dichloride oxide

Vanadiumoxidmonochlorid n s. Vanadium(lll)- oxidchlorid

Vanadium(IV)-oxidsulfat n vanadium(IV) oxide sulphate

Vanadiumoxidtrichlorid n s. Vanadium(V)-oxidchlorid

Vanadiumpentafluorid n s. Vanadium(V)-fluorid Vanadiumpentasulfid n s. Vanadium(V)-sulfid Vanadiumpentoxid n s. Vanadium(V)-oxid Vanadiumsaure f vanadic acid Vanadium(ll)-sulfat n vanadium(ll) sulphate Vanadium(ll)-sulfid n vanadium(ll) sulphide,

vanadium monosulphide Vanadium(lll)-sulfid n vanadium(lll) sulphide,

vanadium trisulphide, divanadium trisulphide Vanadium(V)-sulfid n vanadium(V) sulphide,

vanadium pentasulphide, divanadium pentasulphide

Vanadiumtri... s. Vanadium(lll)-... Vanadyl... s. Vanadiumoxid... Van-de-Graaff-Bandgenerator m, Van-de-Graaff-

Beschleuniger m s. Van-de-Graaff-Generator Van-de-Graaff-Generator m van de Graaff genera­

tor (accelerator) (an electrostatic machine) Van-Deemter-Gleichung f (chromat) van Deemter

equation (expression, formulation) Van-der-Waals-Anziehung f, Van-der-Waals-

Attraktion f van der Waals attraction Van-der-Waals-Bindung f van der Waals bond Van-der-Waals-Krafte fpl van der Waals forces [of

attraction] Van-der-Waals-Kristall m van der Waals crystal Van-der-Waals-Molekul n van der Waals molecule Van-der-Waals-Radius m van der Waals radius Van-Dyck-Braun n Vandyke brown (a natural pig­

ment) Van-Dyck-Rot n Vandyke red (copper(ll) hexa-

cyanoferrate(ll)) Vanillal nvanillal, bourbonal, 3-ethoxy-4-hydroxy-

benzaldehyde Vanillaldehyd m, Vanillin n vanillin, 4-hydroxy-3-

methoxybenzaldehyde Vanillinsaure f vanillic acid, 4-hydroxy-3-methoxy-

benzoic acid Van-Slyke-Methode f Van Slyke method (for

determining free amino groups) Van’t-Hoff-Gleichung f van’t Hoff equation (osmo­

sis) Variabilitatskoeffizient m coefficient of variation

(statistics) Varianz / variance (statistics)

Varietat f (min) variety Variole f (geol) variole (a spherule of a variolite) Vasodilatans n, Vasodilat[at]or m (pharm) vasodi­

lator vasodilatatorisch vasodilating Vasokonstriktor m (pharm) vasoconstrictor vasokonstriktorisch vasoconstrictive Vateriafett n Dhupa fat, piney tallow (from Vateria

indica L.) VB-Methode f s. Valenzbindungsmethode VB-Naherung /valence-bond approximation

(approach), VB approximation VB-Theorie f s. Valenzbindungstheorie vegetabilisch vegetable Vektor m/bifunktioneller (bioch) shuttle vector vektoriell (bioch) vectorial (transport mechanism) Velinglasur f (ceram) vellum glaze, satin[-vellum]

glaze Velinpapier n wove paper Vello-Verfahren n (glass) Velio process Velourleder n suede leather Velourpapier n velour (flock) paper Venetianischrot n Venetian red (iron(lll) oxide) Ventil n valve ~/doppelsitziges double-seat[ed] valve -/einsitziges single-seat[ed] valve -/membranbetatigtes diaphragm motor valve ~ mit geteiltem Gehause split-body valve ~ mit Hilfssteuerung pilot-controlled valve ~ mit kugeligem Gehause globe valve -/vorgesteuertes pilot-controlled valve Ventilator m blower, fan ~ mit geraden Schaufeln straight-blade fan ~ mit ruckwartsgekrummten Schaufeln back-

ward-curved-blade fan ~ mit vorwartsgekrummten Schaufeln forward-

curved-blade fan Ventilatorkuhlturm m forced-draught cooling

tower, induced-draught (mechanical-draught) cooling tower

Ventilatorschwefel m winnowed (wind-blown) sulphur

Ventilauskleidung /valve trim Ventilboden m valve tray Ventilgehause n valve body Ventilhaube f valve bonnet Ventilkorper m valve body Ventilspindel f valve stem Ventiltellerzentrifuge f nozzle discharge disk

centrifuge Venturi-Abscheider m s. Venturi-Wascher Venturi-Duse f Venturi tube Venturi-Kanal m Venturi flume (for flow measure­

ment) Venturi-Messer m Venturi meter Venturi-NaBabscheider m s. Venturi-Wascher Venturi-Rohr n Venturi tube Venturi-Skrubber m, Venturi-Staubabscheider n

s. Venturi-Wascher

Venturi-Wascher m Venturi scrubber (washer), Venturi-type water jet scrubber

Venushaar n (min) love arrows, fleche d’amour, cupid’s darts (a fibrous variety of rutile, chemically titanium dioxide)

verabreichen to apply, (pharm also) to administer Verabreichung /application, (pharm also) adminis­

tration veraluminieren s. aluminieren verandern/sich to undergo change ~/sich chemisch to undergo chemical change Veranderung /change • eine chemische ~ erfah-

ren (erleiden) to undergo chemical change ~/enzymatische enzymatic change ~/nukleare nuclear change -/stoffliche change of material, material change verarbeitbar processable, processible, workable,

(pap) runnable Verarbeitbarkeit / processability, processibility,

workability; (pap) runnability verarbeiten to process, to work ~/auf Papier to make (convert) into paper -/bis zur Fellbildung (rubber) to sheet [out] ~/zu Kriimeln (rubber) to pellet[ize] ~/zu Pellets to pellet[ize] Verarbeitung / processing, working; (petrol) refin­

ing ~ von Polymeren polymer processing Verarbeitungsanlage / processing plant Verarbeitungsbereich m working range Verarbeitungseigenschaften fpl processing

characteristics (properties) verarbeitungsfahig s. verarbeitbar Verarbeitungshilfsmittel n processing agent (aid) Verarbeitungsindustrie / processing industry VerarbeitungsprozeB m manufacturing process Verarbeitungsrichtlinie / [processing] specification verarbeitungssicher safe for [factory] processing Verarbeitungssicherheit / processing safety Verarbeitungstechnik / processing technology

(branch of science or its application) Verarbeitungstechnologie / processing technol­

ogy (sequence of processing steps) Verarbeitungsverfahren n manufacturing process Verarbeitungsvorschrift / [processing] specifica­

tion Verarbeitungszeit / [liquid] pot life (of reaction

coatings) verarmen to become poor (depleted, impoverished) ~ lassen to deplete, to impoverish verarmt/an Sauerstoff oxygen-depleted Verarmung /depletion, impoverishment ~ an Sauerstoff oxygen depletion Verarmungsschicht / depletion (barrier) layer

(with semiconductors) veraschen to ash, to reduce to ashes, to incinerate,

(filtr also) to burn off Veraschen n ashing, incineration - auf nassem Wege s. -/nasses

- auf trockenem Wege s. -/trockenes ~/nasses wet ashing -/trockenes dry ashing Verascher m (pap) incinerator verascht/naB wet-ashed -/trocken dry-ashed Veraschung f s. Veraschen Veraschungsschalchen n incinerating dish verastelt (cryst) dendritic[al] verathern s. verethern Veratraldehyd m s. Veratrumaldehyd Veratrumaldehyd m veratric aldehyde, 3,4-di-

methoxybenzaldehyde Veratrumsaure f veratric acid, dimethoxybenzoic

acid, (specif) 3,4-dimethoxybenzoic acid veratzen to burn, (agric also) to scorch; (med) to

cauterize, to burn (e.g. a wound) Veratzung f 1. (act:) burning, (agric also) scorch­

ing; (med) cauterization, cautery (as of wounds); 2. (result:) burn, (agric also) scorch, (med also) chemical burn

verbacken to bake (amines for sulphonationJ; to set up (as of hygroscopic material)

Verband m union (of atoms, molecules) Verbandwatte /sanitary cotton Verbenaol n/echtes (cosmet) verbena oil (from

Lippia triphylla (L’Herit.) O. Kuntze) -/Indisches East Indian verbena oil, lemon-grass

oil (from Cymbopogon specc.) verbessern to improve; to upgrade (the quality of a

material) -/die Oberflachenbeschaffenheit (Oberflachen-

giite) to finish Verbesserung /improvement; upgrading (of the

quality of a material) Verbesserungsmittel n (food) improver verbinden 1. to combine (elements, compounds)-,

to bond [together], to link [together] (atoms)-, 2. to connect, to join, to link [together], (esp by means of an adhesive:) to bond

-/durch eine Rohrleitung to pipe ~/mit einem T-Stuck to tee -/miteinander s. verbinden -/sich [miteinander] to combine (of elements,

compounds)-, to bond, to link [together] (of atoms) Verbindung /1. (act or process:) combination (of

elements or compounds)-, bonding, linking, link­ age (of atoms); (mechanically:) connection, join­ ing, linkage; 2. (substance:) compound; 3. (piece:) connection, joint, link, union, (esp for pipes and hoses:) fitting; 4. (state:) connection, (esp by an adhesive:) bond • eine [chemische] - eingehen to enter into [chemical] combination (union), to combine

-/abbauresistente persistent (refractory) com­ pound

-/acyciische acyclic compound -/additive additive (addition) compound -/aiicyclische alicyclic compound

-/aliphatische aliphatic compound -/analoge analogue -/anorganische inorganic [compound] -/antiaromatische antiaromatic compound -/aromatische aromatic compound -/asymmetrische unsymmetrical compound -/ausgegossene poured joint (of tubes) -/berthollide berthollide compound, non-stoichio-

metric (non-Daltonian, non-daltonide) compound -/berylliumorganische organoberyllium compound -/binare binary compound -/biologisch nicht abbaubare non-biodegradable

compound, biorefractory compound -/bleiorganische organolead compound -/bororganische organoboron compound -/cadmiumorganische organocadmium compound -/carbocyclische s. -/isocyclische -/chemische chemical compound -/chlororganische organochlorine compound -/cyclische cyclic (ring) compound -/cycloaiiphatische alicyclic compound -/daltonide Daltonian (daltonide) compound -/diastereomere diastereo[iso]mer -/1,2-dipolare 1,2-dipolar compound -/fluchtige organische volatile organic compound,

VOC -/geometrisch isomere geometrical] isomer -/halbleitende semiconducting compound -/Herzsche (dye) Herz compound -/heterocyclische heterocycle, heterocyclic [com­

pound] -/heteropolare heteropolar (polar, ionic) compound -/homocyclische s. -/isocyclische -/homologe homolog[ue] -/homdopolare homopolar (non-polar, non-ionic)

compound -/hydroaromatische hydroaromatic compound -/innerkomplexe inner complex salt -/intermed iare intermediate [compound] -/intermetallische intermetallic (metal) compound,

intermetallic, electron compound, intermediate constituent (phase)

-/interstitielle interstitial compound -/isocyclische isocyclic compound, homocyclic

(carbocyclic) compound, homocycle -/isomere isomeric compound -/isostere isosteric compound, isostere -/kettenformige chain compound -/komplexe complex compound -/lamellare lamellar compound, intercalation

(intercalate) compound -/lithiumorganische organolithium compound -/makrocyclische macrocyclic compound, macro­

ring (large-ring) compound -/markierte [isotopically-]labelled compound,

tagged compound -/mehrkernige (org ch) polynuclear compound -/mesoionische mesoionic compound -/mesomere resonance hybrid

-/metallische intermediare s. -/intermetallische -/metal lorganische organometallic (metallo-or-

ganic) compound, organometal - mit groftem Ring large-ring compound, macro-

cyclic (macroring) compound - mit kleinem Ring small-ring compound - mit mittelgroftem (mittlerem) Ring medium-ring

(medium-size ring) compound - mit Uberwurfmutter union joint (of tubes) - mit verdecktem Maximum (cryst) hidden maxi­

mum system -/natriumorganische organosodium compound -/nichtdaltonide (nichtdaltonische) s. -/berthol-

lide -/nichtradioaktive non-radioactive compound,

inactive compound -/nichtsteroide non-steroid compound -/oberflachenaktive surface-active compound,

surfactant -/offenkettige open-chain compound -/optisch isomere optical isomer (antipode),

antimer -/organische organic [compound] -/organometallische s. -/metallorganische -/paramagnetische paramagnetic compound -/persistente persistent (refractory) compound -/phosphororganische organophosphorus com­

pound -/polare s. -/heteropolare -/polycyclische polycyclic compound -/quecksilberorganische organomercury com­

pound, organomercurial -/racemische racemic compound -/ringformige cyclic (ring) compound -/selbstdichtende pressure-seal joint (for pipes) -/siliciumorganische organosilicon compound -/spirocyclische spiro hydrocarbon (compound),

spiran[e], spirocyclane -/stabile stable compound -/stochiometrisch zusammengesetzte s. ~/dal-

tonide -/ternare ternary compound -/trimere trimer -/unpolare non-polar compound -/unsymmetrische unsymmetrical compound - von nichtkonstanter Zusammensetzung s.