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(R) -3-Hydroxybutyric acid (CAS# 625-72-9)

Ngwongwo kemịkalụ:

Usoro ihe omimi C4H8O3
Molar Mass 104.1
Njupụta 1.195±0.06 g/cm3 (buru amụma)
Ebe Na-agbaze 49-50C (ọkụ)
Ebe Boling 90-92 Celsius C (Pịa: 0.08 Torr)
Ebe mgbari 112 Celsius C
pKa 4.36± 0.10 (buru amụma)
Ọnọdụ Nchekwa A na-ekpuchi ya na akọrọ, 2-8 ° C
Njirimara anụ ahụ na kemịkalụ Bioactive (R) -3-Hydroxybutanoic acid (R-3HB, D-3-hydroxybutyric acid) bụ a monomer nke PHB (poly[(R)) -3-hydroxybutyrate]) na a dịgasị iche iche nke ulo oru na ọgwụ ngwa. (R) -3-Hydroxybutanoic acid nwekwara ike iji dị ka chiral precursor maka njikọ nke dị ọcha biodegradable PHB na ya copolyesters.

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu Xi - mgbakasị ahụ
Koodu ihe egwu 36/37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
Nkọwapụta nchekwa S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S36 - Yiri uwe nchebe kwesịrị ekwesị.
WGK Germany 3
FLUKA BRAND F CODES 3-10

 

 


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