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Thiothiamine

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Origin: China

Cas No: 299-35-4

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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CAS No.: 299-35-4 Formula: C12H16N4OS2 Molecular Weight: 296.41200

Description

Thiothiamine is an impurity of Thiamine. Thiothiamine inhibits the activity of glutamate decarboxylase and decreases the concentration of GABA in brain tissue. Thiamine Impurity A;

Basic Info

Chemical Name	Thiothiamine
Synonyms	3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-5-(2-hydroxyethyl)-4-methyl-1,3-thiazole-2-thione; 3-[(4-Amino-2-methylpyrimidin-5-yl)methyl]-5-(2-hydroxyethyl)-4-methylthiazol-2(3H)-thione; Thiamine impurity E;
CAS No.	299-35-4
Molecular Formula	C12H16N4OS2
Molecular Weight	296.41200
PSA	137.29000
LogP	2.43240

Properties

Density	1.42g/cm3
Boiling Point	509.6ºC at 760mmHg
Flash Point	262ºC
Refractive Index	1.709
Vapor Pressure	3.28E-11mmHg at 25°C

Synthesis Route

thiamine(2+) dichloride→3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-5-(2-hydroxyethyl)-4-methyl-1,3-thiazol-2-one+Thiothiamine
isobutanol+thiamine disulfide→3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-5-(2-hydroxyethyl)-4-methyl-1,3-thiazol-2-one+Thiothiamine
isobutanol+→3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-5-(2-hydroxyethyl)-4-methyl-1,3-thiazol-2-one+Thiothiamine

Precursor

thiamine(2+) dichloride
Thiamine ion
thiamine disulfide

Downstream Product

Vitamin B1
Thiamine ion
3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-5-(2-hydroxyethyl)-4-methyl-1,3-thiazol-2-one
Thiamine nitrate

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