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Pharmaceutical Reference Standards

Thiamine Chloride Hydrochloride

Picture of Thiamine Chloride Hydrochloride
CAT No: SZ-T046001
CAS No: 67-03-8
Mol.F. : C12H17N4OS : Cl : HCl
Mol.Wt. : 265.4 : 35.5 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 70-16-6 (free base) ; 532-43-4 (Nitrate) ; 70-16-6 (free base)
Rel. CAT No : SZ-T046034,
SZ-T046001
CAS No:67-03-8
Mol.F.: C12H17N4OS : Cl : HCl
Mol.Wt.: 265.4 : 35.5 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 70-16-6 (free base) ; 532-43-4 (Nitrate) ; 70-16-6 (free base)

Thiamine EP Impurity A

Picture of Thiamine EP Impurity A
CAT No: SZ-T046002
CAS No: 2380-61-2
Mol.F. : C12H16N4O4S2
Mol.Wt. : 344.4
Inv. Status: In Stock
SZ-T046002
CAS No:2380-61-2
Mol.F.: C12H16N4O4S2
Mol.Wt.: 344.4
Inv. Status: In Stock

Thiamine EP Impurity B

Picture of Thiamine EP Impurity B
CAT No: SZ-T046003
CAS No: NA
Mol.F. : C11H15N4OS : HBr : Br
Mol.Wt. : 251.3 : 80.9 : 79.9
Inv. Status: Limited Stock
Rel. CAS No : 7771-57-5 (free base)
SZ-T046003
CAS No:NA
Mol.F.: C11H15N4OS : HBr : Br
Mol.Wt.: 251.3 : 80.9 : 79.9
Inv. Status: Limited Stock
Rel. CAS No : 7771-57-5 (free base)

Thiamine EP Impurity C

Picture of Thiamine EP Impurity C
CAT No: SZ-T046004
CAS No: 7275-24-3
Mol.F. : C12H16ClN4S : HCl : Cl
Mol.Wt. : 283.8 : 36.5 : 35.5
Inv. Status: In Stock
Rel. CAS No : 20166-17-0 (free base)
SZ-T046004
CAS No:7275-24-3
Mol.F.: C12H16ClN4S : HCl : Cl
Mol.Wt.: 283.8 : 36.5 : 35.5
Inv. Status: In Stock
Rel. CAS No : 20166-17-0 (free base)

Thiamine EP Impurity D

Picture of Thiamine EP Impurity D
CAT No: SZ-T046005
CAS No: 490-82-4
Mol.F. : C12H16N4O2S
Mol.Wt. : 280.3
Inv. Status: Limited Stock
SZ-T046005
CAS No:490-82-4
Mol.F.: C12H16N4O2S
Mol.Wt.: 280.3
Inv. Status: Limited Stock

Thiamine EP Impurity E

Picture of Thiamine EP Impurity E
CAT No: SZ-T046006
CAS No: 299-35-4
Mol.F. : C12H16N4OS2
Mol.Wt. : 296.4
Inv. Status: Limited Stock
SZ-T046006
CAS No:299-35-4
Mol.F.: C12H16N4OS2
Mol.Wt.: 296.4
Inv. Status: Limited Stock

Thiamine EP Impurity F

Picture of Thiamine EP Impurity F
CAT No: SZ-T046007
CAS No: 6309-04-2
Mol.F. : C13H19N4OS : Br : HBr
Mol.Wt. : 279.4 : 79.9 : 80.9
Inv. Status: In Stock
Rel. CAS No : 10593-44-9 (free base)
SZ-T046007
CAS No:6309-04-2
Mol.F.: C13H19N4OS : Br : HBr
Mol.Wt.: 279.4 : 79.9 : 80.9
Inv. Status: In Stock
Rel. CAS No : 10593-44-9 (free base)

Thiamine EP Impurity G

Picture of Thiamine EP Impurity G
CAT No: SZ-T046008
CAS No: 1037-29-2
Mol.F. : C14H19N4O2S : HCl : Cl
Mol.Wt. : 307.4 : 36.5 : 35.5
Inv. Status: In Stock
Rel. CAS No : 130967-52-1 (free base)
SZ-T046008
CAS No:1037-29-2
Mol.F.: C14H19N4O2S : HCl : Cl
Mol.Wt.: 307.4 : 36.5 : 35.5
Inv. Status: In Stock
Rel. CAS No : 130967-52-1 (free base)

Thiamine EP Impurity H

Picture of Thiamine EP Impurity H
CAT No: SZ-T046009
CAS No: 89285-03-0
Mol.F. : C14H20N4O3S2
Mol.Wt. : 356.5
Inv. Status: Custom Synthesis
SZ-T046009
CAS No:89285-03-0
Mol.F.: C14H20N4O3S2 
Mol.Wt.: 356.5
Inv. Status: Custom Synthesis

Thiamine Disulfide

Picture of Thiamine Disulfide
CAT No: SZ-T046010
CAS No: NA
Mol.F. : C24H34N8O4S2 : H2O
Mol.Wt. : 562.7 : 18.0
Inv. Status: In Stock
Rel. CAS No : 67-16-3 (free base)
SZ-T046010
CAS No:NA
Mol.F.: C24H34N8O4S2 : H2O
Mol.Wt.: 562.7 : 18.0
Inv. Status: In Stock
Rel. CAS No : 67-16-3 (free base)

Thiamine EP Impurity B (Bromide)

Picture of Thiamine EP Impurity B (Bromide)
CAT No: SZ-T046011
CAS No: NA
Mol.F. : C11H15N4OS : Br
Mol.Wt. : 251.3 : 79.9
Inv. Status: Under Synthesis
SZ-T046011
CAS No:NA
Mol.F.: C11H15N4OS : Br
Mol.Wt.: 251.3 : 79.9
Inv. Status: Under Synthesis

Thiochrome

Picture of Thiochrome
CAT No: SZ-T046012
CAS No: 92-35-3
Mol.F. : C12H14N4OS
Mol.Wt. : 262.3
Inv. Status: In Stock
SZ-T046012
CAS No:92-35-3
Mol.F.: C12H14N4OS
Mol.Wt.: 262.3
Inv. Status: In Stock

Thiamine Phosphate

Picture of Thiamine Phosphate
CAT No: SZ-T046013
CAS No: 532-40-1
Mol.F. : C12H18N4O4PS : Cl
Mol.Wt. : 345.3 : 35.5
Inv. Status: Custom Synthesis
Rel. CAS No : 10023-48-0 (free base)
SZ-T046013
CAS No:532-40-1
Mol.F.: C12H18N4O4PS : Cl 
Mol.Wt.: 345.3 : 35.5
Inv. Status: Custom Synthesis
Rel. CAS No : 10023-48-0 (free base)

Thiamine Impurity 1

Picture of Thiamine Impurity 1
CAT No: SZ-T046014
CAS No: 7403-34-1
Mol.F. : C7H8N4S
Mol.Wt. : 180.2
Inv. Status: Custom Synthesis
SZ-T046014
CAS No:7403-34-1
Mol.F.: C7H8N4S 
Mol.Wt.: 180.2
Inv. Status: Custom Synthesis

4-Methyl-5-thiazoleethanol

Picture of 4-Methyl-5-thiazoleethanol
CAT No: SZ-T046015
CAS No: 137-00-8
Mol.F. : C6H9NOS
Mol.Wt. : 143.2
Inv. Status: In Stock, 3-4 days for Dispatch
SZ-T046015
CAS No:137-00-8
Mol.F.: C6H9NOS
Mol.Wt.: 143.2
Inv. Status: In Stock, 3-4 days for Dispatch

Toxopyrimidine

Picture of Toxopyrimidine
CAT No: SZ-T046016
CAS No: 73-67-6
Mol.F. : C6H9N3O
Mol.Wt. : 139.2
Inv. Status: In Stock
SZ-T046016
CAS No:73-67-6
Mol.F.: C6H9N3O
Mol.Wt.: 139.2
Inv. Status: In Stock

4-amino-5-aminomethyl-2-mehtyl pyrimidine

Picture of 4-amino-5-aminomethyl-2-mehtyl pyrimidine
CAT No: SZ-T046017
CAS No: 101080-48-2
Mol.F. : C6H10N4
Mol.Wt. : 138.2
Inv. Status: Under Synthesis
SZ-T046017
CAS No:101080-48-2
Mol.F.: C6H10N4
Mol.Wt.: 138.2
Inv. Status: Under Synthesis

4-hydroxy thiamine chloride

Picture of 4-hydroxy thiamine chloride
CAT No: SZ-T046018
CAS No: 582-36-5
Mol.F. : C12H16N3O2S : Cl
Mol.Wt. : 266.3 : 35.5
Inv. Status: Custom Synthesis
Rel. CAS No : 136-16-3 (free base)
SZ-T046018
CAS No:582-36-5
Mol.F.: C12H16N3O2S : Cl
Mol.Wt.: 266.3 : 35.5
Inv. Status: Custom Synthesis
Rel. CAS No : 136-16-3 (free base)

Thiamine carbinol

Picture of Thiamine carbinol
CAT No: SZ-T046019
CAS No: 82326-17-8
Mol.F. : C12H18N4O2S
Mol.Wt. : 282.4
Inv. Status: Custom Synthesis
SZ-T046019
CAS No:82326-17-8
Mol.F.: C12H18N4O2S
Mol.Wt.: 282.4
Inv. Status: Custom Synthesis

4-amino-2-methylpyrimidine-5-carboxamide

Picture of 4-amino-2-methylpyrimidine-5-carboxamide
CAT No: SZ-T046020
CAS No: 7389-14-2
Mol.F. : C6H8N4O
Mol.Wt. : 152.2
Inv. Status: Custom Synthesis
SZ-T046020
CAS No:7389-14-2
Mol.F.: C6H8N4O
Mol.Wt.: 152.2
Inv. Status: Custom Synthesis

Formylaminopyrimidine

Picture of Formylaminopyrimidine
CAT No: SZ-T046021
CAS No: 1886-34-6
Mol.F. : C7H10N4O
Mol.Wt. : 166.2
Inv. Status: Limited Stock
SZ-T046021
CAS No:1886-34-6
Mol.F.: C7H10N4O
Mol.Wt.: 166.2
Inv. Status: Limited Stock

Aminopyrimidine

Picture of Aminopyrimidine
CAT No: SZ-T046022
CAS No: 95-02-3
Mol.F. : C6H10N4
Mol.Wt. : 138.2
Inv. Status: In Stock
SZ-T046022
CAS No:95-02-3
Mol.F.: C6H10N4
Mol.Wt.: 138.2
Inv. Status: In Stock

Thiamine Impurity 2

Picture of Thiamine Impurity 2
CAT No: SZ-T046023
CAS No: 769-82-4
Mol.F. : C7H11N3O
Mol.Wt. : 153.2
Inv. Status: Custom Synthesis
SZ-T046023
CAS No:769-82-4
Mol.F.: C7H11N3O
Mol.Wt.: 153.2
Inv. Status: Custom Synthesis

Thiamine Impurity 3

Picture of Thiamine Impurity 3
CAT No: SZ-T046024
CAS No: NA
Mol.F. : C15H22N6O2S
Mol.Wt. : 350.4
Inv. Status: Custom Synthesis
SZ-T046024
CAS No:NA
Mol.F.: C15H22N6O2S
Mol.Wt.: 350.4
Inv. Status: Custom Synthesis

Thiamine Impurity 4

Picture of Thiamine Impurity 4
CAT No: SZ-T046025
CAS No: NA
Mol.F. : C10H16N2O2S
Mol.Wt. : 228.3
Inv. Status: Custom Synthesis
SZ-T046025
CAS No:NA
Mol.F.: C10H16N2O2S
Mol.Wt.: 228.3
Inv. Status: Custom Synthesis

Thiamine Impurity 5

Picture of Thiamine Impurity 5
CAT No: SZ-T046026
CAS No: NA
Mol.F. : C9H15N3O2S
Mol.Wt. : 229.3
Inv. Status: Custom Synthesis
SZ-T046026
CAS No:NA
Mol.F.: C9H15N3O2S
Mol.Wt.: 229.3
Inv. Status: Custom Synthesis

2'-Nor Thiamine Hydrochloride

Picture of 2'-Nor Thiamine Hydrochloride
CAT No: SZ-T046027
CAS No: 49614-72-4
Mol.F. : C11H15N4OS : Cl : HCl
Mol.Wt. : 251.3 : 35.5 : 36.5
Inv. Status: Under Synthesis
Rel. CAS No : 7771-57-5 (free base)
SZ-T046027
CAS No:49614-72-4
Mol.F.: C11H15N4OS : Cl : HCl
Mol.Wt.: 251.3 : 35.5 : 36.5
Inv. Status: Under Synthesis
Rel. CAS No : 7771-57-5 (free base)

Thiamine Impurity 6

Picture of Thiamine Impurity 6
CAT No: SZ-T046028
CAS No: NA
Mol.F. : C14H21N4
Mol.Wt. : 245.3
Inv. Status: Custom Synthesis
SZ-T046028
CAS No:NA
Mol.F.: C14H21N4
Mol.Wt.: 245.3
Inv. Status: Custom Synthesis

Thiamine Impurity 7

Picture of Thiamine Impurity 7
CAT No: SZ-T046029
CAS No: NA
Mol.F. : C16H23FN2O3P
Mol.Wt. : 341.3
Inv. Status: Custom Synthesis
SZ-T046029
CAS No:NA
Mol.F.: C16H23FN2O3P
Mol.Wt.: 341.3
Inv. Status: Custom Synthesis

Thiamine Impurity 8

Picture of Thiamine Impurity 8
CAT No: SZ-T046030
CAS No: NA
Mol.F. : C13H15FN3O2
Mol.Wt. : 264.3
Inv. Status: Custom Synthesis
SZ-T046030
CAS No:NA
Mol.F.: C13H15FN3O2
Mol.Wt.: 264.3
Inv. Status: Custom Synthesis

Thiamine Impurity 9

Picture of Thiamine Impurity 9
CAT No: SZ-T046031
CAS No: NA
Mol.F. : C14H18FN3
Mol.Wt. : 247.3
Inv. Status: Custom Synthesis
SZ-T046031
CAS No:NA
Mol.F.: C14H18FN3
Mol.Wt.: 247.3
Inv. Status: Custom Synthesis

Thiamine Impurity 10

Picture of Thiamine Impurity 10
CAT No: SZ-T046032
CAS No: NA
Mol.F. : C14H19N3O
Mol.Wt. : 245.3
Inv. Status: Custom Synthesis
SZ-T046032
CAS No:NA
Mol.F.: C14H19N3O
Mol.Wt.: 245.3
Inv. Status: Custom Synthesis

Thiamine Impurity 11

Picture of Thiamine Impurity 11
CAT No: SZ-T046033
CAS No: 189745-28-6
Mol.F. : C6H8ClN3
Mol.Wt. : 157.6
Inv. Status: Custom Synthesis
SZ-T046033
CAS No:189745-28-6
Mol.F.: C6H8ClN3
Mol.Wt.: 157.6
Inv. Status: Custom Synthesis

Thiamine Nitrate

Picture of Thiamine Nitrate
CAT No: SZ-T046034
CAS No: 532-43-4
Mol.F. : C12H17N4OS : NO3
Mol.Wt. : 265.4 : 62.0
Inv. Status: Custom Synthesis
Rel. CAS No : 67-03-8 (chloride hydrochloride) ; 70-16-6 (free base)
Rel. CAT No : SZ-T046001,
SZ-T046034
CAS No:532-43-4
Mol.F.: C12H17N4OS : NO3
Mol.Wt.: 265.4 : 62.0
Inv. Status: Custom Synthesis
Rel. CAS No : 67-03-8 (chloride hydrochloride) ; 70-16-6 (free base)

Dibenzoyl Thiamine

Picture of Dibenzoyl Thiamine
CAT No: SZ-T046035
CAS No: 299-88-7
Mol.F. : C26H26N4O4S
Mol.Wt. : 490.6
Inv. Status: Custom Synthesis
Rel. CAS No : 2105-44-4 (HCl salt) ; 35660-60-7 (X HCl salt)
SZ-T046035
CAS No:299-88-7
Mol.F.: C26H26N4O4S
Mol.Wt.: 490.6
Inv. Status: Custom Synthesis
Rel. CAS No : 2105-44-4 (HCl salt) ; 35660-60-7 (X HCl salt)