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Dithiodiglycolic acid

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Origin: China

Cas No: 505-73-7

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

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

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CAS No.: 505-73-7 Formula: C4H6O4S2 Molecular Weight: 182.21800

Basic Info

Chemical Name	Dithiodiglycolic acid
Synonyms	2-(carboxymethyldisulfanyl)acetic acid; Dithiodiacetic Acid; Dithiodiglycolic Acid; THIODIGLYCOLIC ACID;
CAS No.	505-73-7
Molecular Formula	C4H6O4S2
Molecular Weight	182.21800
PSA	125.20000
LogP	0.53700

Properties

Density	1.63g/cm3
Boiling Point	395.6ºC at 760mmHg
Melting Point	128-131ºC(lit.)
Flash Point	193ºC
Refractive Index	1.628
Storage Condition	-20ºC

Safety Info

RTECS	AJ6475000
Safety Statements	S26; S36/37/39; S45; S36
HS Code	2930909090
WGK Germany	2
RIDADR	UN 3261 8/PG 2
Risk Statements	R34; R36/37/38
Hazard Codes	C; Xi

Synthesis Route

thioglycolic acid→Dithiodiglycolic acid
Sodium chloroacetate→Dithiodiglycolic acid
3-((2S,3S)-1-hydroxy-2,4-dimethylpentan-3-yl)thiazolidine-2,4-dione→Dithiodiglycolic acid+(4S,5S)-4-isopropyl-5-methyltetrahydro-2H-1,3-oxazin-2-one

Precursor

Sodium chloroacetate
3-((2R,3S)-1-hydroxy-2,4-dimethylpentan-3-yl)thiazolidine-2,4-dione
3-((2S,3S)-1-hydroxy-2,4-dimethylpentan-3-yl)thiazolidine-2,4-dione
thioglycolic acid

Downstream Product

formic acid
Ethanethiol
2-(trifluoromethylsulfanyl)acetic acid
glyoxylic acid

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