CAS Number: 67-16-3

Alternate CAS#:

Chemical Name: Thiamine Disulfide

Molecular Formula: C24H34N8O4S2

Molecular Weight: 562.71

CAS Number: 89285-03-0

Alternate CAS#:

Chemical Name: Thiamine EP Impurity H

Molecular Formula: C14H20N4O3S2

Molecular Weight: 356.46

CAS Number: 1037-29-2

Alternate CAS#:

Chemical Name: Thiamine EP Impurity G HCl

Molecular Formula: C14H19N4O2S. Cl. HCl

Molecular Weight: 307.39 35.45 36.46

CAS Number: 4102-72-1

Alternate CAS#:

Chemical Name: Thiamine EP Impurity F Chloride HCl

Molecular Formula: C13H19N4OS. Cl. HCl

Molecular Weight: 279.39 35.45 36.46

CAS Number: 6309-04-2

Alternate CAS#:

Chemical Name: Thiamine EP Impurity F HBr

Molecular Formula: C13H19N4OS. Br. HBr

Molecular Weight: 279.39 79.90 80.91

CAS Number: 299-35-4

Alternate CAS#:

Chemical Name: Thiamine EP Impurity E (Thiothiamine)

Molecular Formula: C12H16N4OS2

Molecular Weight: 296.41

CAS Number: 490-82-4

Alternate CAS#:

Chemical Name: Thiamine EP Impurity D (Oxo Thiamine)

Molecular Formula: C12H16N4O2S

Molecular Weight: 280.35

CAS Number: 7275-24-3

Alternate CAS#:

Chemical Name: Thiamine EP Impurity C Chloride HCl

Molecular Formula: C12H16ClN4S. Cl. HCl

Molecular Weight: 283.80 35.45 36.46

CAS Number: 49614-72-4

Alternate CAS#:

Chemical Name: Thiamine EP Impurity B Chloride HCl (2-Nor Thiamine Chloride HCl)

Molecular Formula: C11H15N4OS. Cl. HCl

Molecular Weight: 251.33 35.45 36.46

CAS Number: N/A

Alternate CAS#:

Chemical Name: Thiamine EP Impurity B HBr

Molecular Formula: C11H15N4OS. Br. HBr

Molecular Weight: 251.33 79.90 80.91

CAS Number: 2882-75-9

Alternate CAS#:

Chemical Name: Thiamine EP Impurity A Sulfate

Molecular Formula: C12H16N4O4S2. H2O4S

Molecular Weight: 344.40 98.07

CAS Number: 2380-61-2 (free base)

Alternate CAS#:

Chemical Name: Thiamine EP Impurity A HCl

Molecular Formula: C12H16N4O4S2. HCl

Molecular Weight: 344.41 36.46