347329

Sigma-Aldrich

Ethyl (R)-(−)-3-hydroxybutyrate

98%

Fórmula linear:
CH3CH(OH)CH2CO2C2H5
Número CAS:
Peso molecular:
132.16
Número MDL:
ID de substância PubChem:
NACRES:
NA.22

Nível de qualidade

100

teor

98%

atividade óptica

[α]20/D −46°, c = 1 in chloroform

pureza óptica

ee: 99% (GLC)

índice de refração

n20/D 1.42 (lit.)

pb

75-76 °C/12 mmHg (lit.)

densidade

1.017 g/mL at 25 °C (lit.)

SMILES string

CCOC(=O)C[C@@H](C)O

InChI

1S/C6H12O3/c1-3-9-6(8)4-5(2)7/h5,7H,3-4H2,1-2H3/t5-/m1/s1

InChI key

OMSUIQOIVADKIM-RXMQYKEDSA-N

Categorias relacionadas

Descrição geral

Ethyl (R)-(-)-3-hydroxybutyrate is a chiral building block for the preparation of bioactive compounds used in the pharmaceutical industry. It is formed during the hydrolysis of poly-3-hydroxybutyrate.

Embalagem

1, 5 g in glass bottle

storage_class_code

10 - Combustible liquids

WGK Alemanha

WGK 3

Ponto de fulgor (ºF)

147.2 °F - closed cup

Ponto de fulgor (ºC)

64 °C - closed cup

Certificado de análise

Certificado de origem

A two-step enzymatic resolution process for large-scale production of (S)-and (R)-ethyl-3-hydroxybutyrate.
Fishman A, et al.
Biotechnology and Bioengineering, 74(3), 256-263 (2001)
Xiao-Hong Chen et al.
PloS one, 9(4), e94543-e94543 (2014-04-18)
A novel carbonyl reductase (AcCR) catalyzing the asymmetric reduction of ketones to enantiopure alcohols with anti-Prelog stereoselectivity was found in Acetobacter sp. CCTCC M209061 and enriched 27.5-fold with an overall yield of 0.4% by purification. The enzyme showed a homotetrameric...

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