Gamma-valerolactone Nrog Cas 108-29-2

CAS Nr.:108-29-2 ib

MF:C5H8O2

MW:100.12 Nws

EINECS No.:203-569-5 ib

Synonyms:4,5-DIHYDRO-5-METHYL-2(3H)-FURANONE; 4-HYDROXYPENTANOICACIDLACTONE; 4-HYDROXYVALERICACIDG-LACTONE; 4-VALEROLACTONE;

Tso Koj Cov Lus

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Dab tsi yog Gamma-Valerolactone Nrog Cas 108-29-2?

γ-Valerolactone tsis muaj xim rau me ntsis daj pob tshab kua. Nrog vanillin thiab txiv maj phaub aromas, nws yog sov thiab qab zib tshuaj ntsuab. Kub taw tes yog 207 ° C, lub teeb nyem yog 96.1 ° C, thiab crystallization point yog -37 ° C. Ph tus nqi ntawm anhydrous yog 7.0; Ph tus nqi ntawm 10% distilled dej tov yog 4.2. Miscible nyob rau hauv dej thiab feem ntau organic solvents, resins, waxes, thiab lwm yam, insoluble nyob rau hauv anhydrous glycerin, pos hniav arabic, casein thiab soybean protein, thiab lwm yam.

Specification

Qhov tshwm sim	kua tsis muaj xim
tsw	Txiv maj phaub thiab vanillin aromas, sov thiab qab zib herbal tsw
Cov ntsiab lus (los ntawm GC)	99.97%
Acid nqi (mgKoH/g)	0.25
Refractive Index ()	1.4330 Nws
Lub ntiajteb txawj nqus tshwj xeeb ()	1.0516

Daim ntawv thov

Nws yog ib qho kev tso cai edible txuj lom. Feem ntau yog siv los npaj txiv duaj, txiv maj phaub, vanilla thiab lwm yam khoom qab zib. Siv γ-valerolactone muaj zog reactivity thiab yuav siv tau raws li ib tug resin hnyav thiab nruab nrab rau ntau yam sib txuas. Kuj tseem siv los ua lubricants, plasticizers, gelling agents rau non-ionic surfactants, lactone additives rau roj av lead, thiab dyeing cellulose esters thiab hluavtaws fibers. Gamma-valerolactone muaj vanillin thiab txiv maj phaub aromas. kuv lub teb chaws GB2760-86 hais tias nws raug tso cai siv cov txuj lom uas tau noj tau. Feem ntau yog siv los npaj txiv duaj, txiv maj phaub, vanilla thiab lwm yam khoom qab zib.