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2-mercaptopropanoic acid

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Origin: China

Cas No: 79-42-5

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Product Description

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CAS No.: 79-42-5 Formula: C3H6O2S Molecular Weight: 106.14400

Basic Info

Chemical Name	2-mercaptopropanoic acid
Synonyms	Thiolacticacid; 2-mercapto-propanoicaci; (+/-)-2-mercaptopropionic acid; FEMA 3810; Thiomilchsure; 2-Mercaptopropionic acid; FEMA 3180; thiolactic; 2-thiolacticacid;
CAS No.	79-42-5
Molecular Formula	C3H6O2S
Molecular Weight	106.14400
PSA	76.10000
LogP	0.38930

Properties

Appearance & Physical State	Clear colorless to slightly yellow liquid
Density	1.197
Boiling Point	102ºC (16 mmHg)
Melting Point	10-14ºC
Flash Point	87ºC
Refractive Index	1.4804-1.4824
Water Solubility	MISCIBLE
Stability	Has not been fully evaluated.
Storage Condition	Keep away from sources of ignition. Store in a cool, dry place. Store in a tightly closed container. Corrosives area.

Safety Info

RTECS	UF5250000
Hazard Class	6.1
Safety Statements	S25-S36/37/39-S45
HS Code	29309070
Packing Group	II
WGK Germany	1
RIDADR	UN 2936
Risk Statements	R22; R34
Hazard Codes	C
Signal Word	Danger
Caution Statement	P260; P280; P303 + P361 + P353; P304 + P340 + P310; P305 + P351 + P338
Symbol	GHS05
Hazard Declaration	H314

Synthesis Route

L-Cystine→5-Methylisophthalic Acid+Oxalic acid
Carbonic acid, trithio-, diester with 2-mercaptopropionic acid, (±)-→5-methyl-2-sulfanylidene-1,3-thiazolidin-4-one+2-mercaptopropanoic acid
(S)-2-((S)-1-Carboxy-ethyldisulfanyl)-propionic acid→Pyruvic acid+2-mercaptopropanoic acid

Precursor

3-mercaptopropanoic acid
2-(((4-methoxyphenyl)diphenylmethyl)thio)propanoic acid
2,2'-trisulfanediyl-di-propionic acid
ETHYL 2-MERCAPTOPROPIONATE

Downstream Product

2-sulfanylpropan-1-ol
2,2,4-trimethyl-1,3-oxathiolan-5-one
2-prop-2-enylsulfanylpropanoic acid
5-methyl-3-phenyl-2-sulfanylidene-1,3-thiazolidin-4-one

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