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huahana

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

Waiwai Kemika:

ʻĀpana Molekala C4H8O3
Molar Mass 104.1
ʻO ka mānoanoa 1.195±0.06 g/cm3(Wānana ʻia)
Lae hehee 49-50 °C(māmā)
Lae Boling 90-92 °C(Paʻi: 0.08 Torr)
Lae Flash 112 °C
pKa 4.36±0.10(Wanamua)
Kūlana Waihona Hoʻopaʻa ʻia i kahi maloʻo, 2-8 ° C
Na Waiwai Kino a Kimia ʻO ka bioactive (R) -3-Hydroxybutanoic acid (R-3HB, D-3-hydroxybutyric acid) he monomer o PHB (poly [(R) -3-hydroxybutyrate]) me ka nui o nāʻoihanaʻoihana a me nā mea lapaʻau. (R)-3-Hydroxybutanoic acid hiki ke hoʻohana ʻia ma ke ʻano he chiral precursor no ka synthesis o ka PHB biodegradable maʻemaʻe a me kāna copolyesters.

Huahana Huahana

Huahana Huahana

Nā hōʻailona pōʻino Xi – Hoʻohaunaele
Nā Code Risk 36/37/38 – Hoʻonanea i nā maka, ʻōnaehana hanu a me ka ʻili.
Ka wehewehe palekana S26 – Inā pili me nā maka, e holoi koke me ka wai nui a e ʻimi i ka ʻōlelo aʻo kino.
S36 – E komo i nā lole pale kūpono.
WGK Kelemānia 3
NUI FLUKA BRAND F 3-10

 

 


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