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D-(-)-3-Acetylthio-2-methylpropionic acid

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Name

D-(-)-3-Acetylthio-2-methylpropionic acid

EINECS 278-480-8
CAS No. 76497-39-7 Density 1.213 g/cm3
PSA 79.67000 LogP 0.98680
Solubility insoluble in water Melting Point 5 °C
Formula C6H10O3S Boiling Point 276.5 °C at 760 mmHg
Molecular Weight 162.21 Flash Point 121 °C
Transport Information UN 3265 8/PG 2 Appearance clear colourless to slightly yellow liquid
Safety 26-36/37/39-45 Risk Codes 34-36-24/25
Molecular Structure Molecular Structure of 76497-39-7 (D-(-)-3-Acetylthio-2-methylpropionic acid) Hazard Symbols CorrosiveC,ToxicT
Synonyms

Propanoicacid, 3-(acetylthio)-2-methyl-, (S)-;(S)-3-(Acetylthio)-2-methylpropanoicacid;(S)-3-Acetylsulfanyl-2-methylpropionic acid;(S)-3-Acetylthio-2-methylpropionic acid;D-3-Acetylthio-2-methylpropionic acid;D-b-Acetylthioisobutyric acid;

Article Data 9

D-(-)-3-Acetylthio-2-methylpropionic acid Chemical Properties

Product Name: (s)-(-)-3-(Acetylthio)isobutyric acid (CAS NO.76497-39-7)


Molecular Formula: C6H10O3S
Molecular Weight: 162.21g/mol
Mol File: 76497-39-7.mol
Einecs: 278-480-8
Appearance: Clear colourless to slightly yellow liquid
Melting Point: 5 °C
Boiling point: 276.5 °C at 760 mmHg
Alpha: -46 º (c=1, 96% EtOH)
Storage Temperature: Store at 0-5°C
Flash Point: 121 °C
Density: 1.178 g/mL at 20 °C(lit.)
Refractive index: n20/D 1.490
Water Solubility: Insoluble
Surface Tension: 44.7 dyne/cm
Enthalpy of Vaporization: 56.67 kJ/mol
Vapour Pressure: 0.0013 mmHg at 25°C
XLogP3-AA: 0.7
H-Bond Donor: 1
H-Bond Acceptor: 3
Product Categories: Carboxylic Acids (Chiral); Chiral Building Blocks; Synthetic Organic Chemistry

D-(-)-3-Acetylthio-2-methylpropionic acid Uses

 (s)-(-)-3-(Acetylthio)isobutyric acid (CAS NO.76497-39-7) is used as a pharmaceutical intermediate, mainly for the production of bulk drugs such as captopril.

D-(-)-3-Acetylthio-2-methylpropionic acid Safety Profile

Safety Information of (s)-(-)-3-(Acetylthio)isobutyric acid (CAS NO.76497-39-7):
Hazard Codes: C,T
Risk Statements: 34-36-24/25 
24:  Toxic in contact with skin 
25:  Toxic if swallowed
34:  Causes burns 
36:  Irritating to the eyes
Safety Statements: 26-36/37/39-45
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36:  Wear suitable protective clothing  
37:  Wear suitable gloves 
39:  Wear eye/face protection 
45:  In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)

D-(-)-3-Acetylthio-2-methylpropionic acid Specification

 (s)-(-)-3-(Acetylthio)isobutyric acid ,its CAS NO. is 76497-39-7,the synonyms is D(-)s-acetyl-beta-mercapto isobutyric acid ; D-(s)-3-acetyl-3-mercapto-2-methyl propanoic acid ; D-(-)-3-acetylsulfanyl-2-methylpropionic acid ; D-(-)-3-acetylthio-2-methylpropionic acid ; (s)-Beta-(acetylmercapto)isobutyric acid ; (s)-(-)-Beta-acetylthio-2-methylpropionic acid ; (s)-(-)-3-Acetylthio-2-methylpropanoic acid .

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