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Pharmaceutical Reference Standards

Sapropterin

Picture of Sapropterin
CAT No: SZ-S027001
CAS No: 62989-33-7
Mol.F. : C9H15N5O3
Mol.Wt. : 241.3
Inv. Status: Under Synthesis
Rel. CAS No : 69056-38-8 (DiHCl salt) ; 103130-44-5 (Sulfate salt)
SZ-S027001
CAS No:62989-33-7
Mol.F.: C9H15N5O3
Mol.Wt.: 241.3
Inv. Status: Under Synthesis
Rel. CAS No : 69056-38-8 (DiHCl salt) ; 103130-44-5 (Sulfate salt)

Sapropterin Dihydrochloride

Picture of Sapropterin Dihydrochloride
CAT No: SZ-S027002
CAS No: 69056-38-8
Mol.F. : C9H15N5O3 : 2(HCl)
Mol.Wt. : 241.3 : 2(36.5)
Inv. Status: In Stock
Rel. CAS No : 62989-33-7 (free base) ; 103130-44-5 (Sulfate salt)
SZ-S027002
CAS No:69056-38-8
Mol.F.: C9H15N5O3 : 2(HCl)
Mol.Wt.: 241.3 : 2(36.5)
Inv. Status: In Stock
Rel. CAS No : 62989-33-7 (free base) ; 103130-44-5 (Sulfate salt)

Biopterin

Picture of Biopterin
CAT No: SZ-S027003
CAS No: 22150-76-1
Mol.F. : C9H11N5O3
Mol.Wt. : 237.2
Inv. Status: In Stock
Rel. CAS No : 1581278-85-4 (HCl salt) ; 2050525-24-9 (K salt)
SZ-S027003
CAS No:22150-76-1
Mol.F.: C9H11N5O3
Mol.Wt.: 237.2
Inv. Status: In Stock
Rel. CAS No : 1581278-85-4 (HCl salt) ; 2050525-24-9 (K salt)

7,8-Dihydrobiopterin

Picture of 7,8-Dihydrobiopterin
CAT No: SZ-S027004
CAS No: 6779-87-9
Mol.F. : C9H13N5O3
Mol.Wt. : 239.2
Inv. Status: In Stock
SZ-S027004
CAS No:6779-87-9
Mol.F.: C9H13N5O3
Mol.Wt.: 239.2
Inv. Status: In Stock

S-Tetrahydrobiopterin Dihydrochloride

Picture of S-Tetrahydrobiopterin Dihydrochloride
CAT No: SZ-S027006
CAS No: 69056-39-9
Mol.F. : C9H15N5O3 : 2(HCl)
Mol.Wt. : 241.3 : 2(36.5)
Inv. Status: In Stock
Rel. CAS No : 62961-57-3 (free base) ; 103130-45-6 (Sulfate salt)
SZ-S027006
CAS No:69056-39-9
Mol.F.: C9H15N5O3 : 2(HCl)
Mol.Wt.: 241.3 : 2(36.5)
Inv. Status: In Stock
Rel. CAS No : 62961-57-3 (free base) ; 103130-45-6 (Sulfate salt)

Sapropterin Impurity A

Picture of Sapropterin Impurity A
CAT No: SZ-S027007
CAS No: 5752-25-0
Mol.F. : C6H9N5O : 2(HCl)
Mol.Wt. : 167.2 : 2(36.5)
Inv. Status: In Stock
Rel. CAS No : 1008-35-1 (free base)
SZ-S027007
CAS No:5752-25-0
Mol.F.: C6H9N5O : 2(HCl)
Mol.Wt.: 167.2 : 2(36.5)
Inv. Status: In Stock
Rel. CAS No : 1008-35-1 (free base)

Sapropterin Impurity D

Picture of Sapropterin Impurity D
CAT No: SZ-S027008
CAS No: 2236-60-4
Mol.F. : C6H5N5O
Mol.Wt. : 163.1
Inv. Status: In Stock
Rel. CAS No : 62288-79-3 (Na salt) ; 763110-19-6 (Ca salt)
SZ-S027008
CAS No:2236-60-4
Mol.F.: C6H5N5O
Mol.Wt.: 163.1
Inv. Status: In Stock
Rel. CAS No : 62288-79-3 (Na salt) ; 763110-19-6 (Ca salt)

Sapropterin Impurity F

Picture of Sapropterin Impurity F
CAT No: SZ-S027009
CAS No: 62933-57-7
Mol.F. : C13H15N5O5
Mol.Wt. : 321.3
Inv. Status: Out of Stock, Under Synthesis
SZ-S027009
CAS No:62933-57-7
Mol.F.: C13H15N5O5
Mol.Wt.: 321.3
Inv. Status: Out of Stock, Under Synthesis

Sapropterin Impurity G

Picture of Sapropterin Impurity G
CAT No: SZ-S027010
CAS No: 100-63-0
Mol.F. : C6H8N2
Mol.Wt. : 108.1
Inv. Status: In Stock
Rel. CAS No : 59-88-1 (HCl salt) ; 2545-79-1 (Sulfate) ; 860390-99-4 (HBr salt) ; 59105-56-5 (Na salt)
SZ-S027010
CAS No:100-63-0
Mol.F.: C6H8N2
Mol.Wt.: 108.1
Inv. Status: In Stock
Rel. CAS No : 59-88-1 (HCl salt) ; 2545-79-1 (Sulfate) ; 860390-99-4 (HBr salt) ; 59105-56-5 (Na salt)

Sapropterin Sulfate Impurity E

Picture of Sapropterin Sulfate Impurity E
CAT No: SZ-S027011
CAS No: 35011-47-3
Mol.F. : C4H7N5O : H2SO4
Mol.Wt. : 141.1 : 98.1
Inv. Status: In Stock
Rel. CAS No : 1004-75-7 (Free base)
SZ-S027011
CAS No:35011-47-3
Mol.F.: C4H7N5O : H2SO4
Mol.Wt.: 141.1 : 98.1
Inv. Status: In Stock
Rel. CAS No : 1004-75-7 (Free base)

Deoxysepiapterin

Picture of Deoxysepiapterin
CAT No: SZ-S027012
CAS No: 1797-87-1
Mol.F. : C9H11N5O2
Mol.Wt. : 221.2
Inv. Status: Under Synthesis
SZ-S027012
CAS No:1797-87-1
Mol.F.: C9H11N5O2
Mol.Wt.: 221.2
Inv. Status: Under Synthesis

Dehydrodeoxysepiapterin

Picture of Dehydrodeoxysepiapterin
CAT No: SZ-S027013
CAS No: 71014-28-3
Mol.F. : C9H9N5O2
Mol.Wt. : 219.2
Inv. Status: Under Synthesis
SZ-S027013
CAS No:71014-28-3
Mol.F.: C9H9N5O2
Mol.Wt.: 219.2
Inv. Status: Under Synthesis

6R-Tetrahydrobiolumazine

Picture of 6R-Tetrahydrobiolumazine
CAT No: SZ-S027014
CAS No: NA
Mol.F. : C9H14N4O4
Mol.Wt. : 242.2
Inv. Status: Under Synthesis
SZ-S027014
CAS No:NA
Mol.F.: C9H14N4O4
Mol.Wt.: 242.2
Inv. Status: Under Synthesis

L-Sepiapterin

Picture of L-Sepiapterin
CAT No: SZ-S027015
CAS No: 17094-01-8
Mol.F. : C9H11N5O3
Mol.Wt. : 237.2
Inv. Status: Custom Synthesis
Rel. CAS No : 1488225-49-5 (HCl salt) ; 2294054-71-8 (Sulfate)
SZ-S027015
CAS No:17094-01-8
Mol.F.: C9H11N5O3
Mol.Wt.: 237.2
Inv. Status: Custom Synthesis
Rel. CAS No : 1488225-49-5 (HCl salt) ; 2294054-71-8 (Sulfate)

Neopterin

Picture of Neopterin
CAT No: SZ-S027016
CAS No: 2009-64-5
Mol.F. : C9H11N5O4
Mol.Wt. : 253.2
Inv. Status: Under Synthesis
Rel. CAS No : 1482226-33-4 (Na salt)
SZ-S027016
CAS No:2009-64-5
Mol.F.: C9H11N5O4
Mol.Wt.: 253.2
Inv. Status: Under Synthesis
Rel. CAS No : 1482226-33-4 (Na salt)

5,6-Dihydrobiopterin

Picture of 5,6-Dihydrobiopterin
CAT No: SZ-S027017
CAS No: 251310-15-3
Mol.F. : C9H13N5O3
Mol.Wt. : 239.2
Inv. Status: Custom Synthesis
SZ-S027017
CAS No:251310-15-3
Mol.F.: C9H13N5O3
Mol.Wt.: 239.2
Inv. Status: Custom Synthesis

6S-Tetrahydrobilumazine

Picture of 6S-Tetrahydrobilumazine
CAT No: SZ-S027018
CAS No: NA
Mol.F. : C9H14N4O4
Mol.Wt. : 242.2
Inv. Status: Custom Synthesis
SZ-S027018
CAS No:NA
Mol.F.: C9H14N4O4
Mol.Wt.: 242.2
Inv. Status: Custom Synthesis

Sapropterin Impurity 1

Picture of Sapropterin Impurity 1
CAT No: SZ-S027019
CAS No: 2098644-02-9
Mol.F. : C10H13N5O4
Mol.Wt. : 267.2
Inv. Status: Custom Synthesis
SZ-S027019
CAS No:2098644-02-9
Mol.F.: C10H13N5O4
Mol.Wt.: 267.2
Inv. Status: Custom Synthesis

Sapropterin Impurity 2

Picture of Sapropterin Impurity 2
CAT No: SZ-S027020
CAS No: 2098644-06-3
Mol.F. : C10H17N5O4
Mol.Wt. : 271.3
Inv. Status: Custom Synthesis
SZ-S027020
CAS No:2098644-06-3
Mol.F.: C10H17N5O4
Mol.Wt.: 271.3
Inv. Status: Custom Synthesis

Sapropterin Sulfate

Picture of Sapropterin Sulfate
CAT No: SZ-S027021
CAS No: 103130-44-5
Mol.F. : C9H15N5O3 : H2SO4
Mol.Wt. : 241.3 : 98.1
Inv. Status: Custom Synthesis
Rel. CAS No : 69056-38-8 (HCl salt) ; 62989-33-7 (free base)
SZ-S027021
CAS No:103130-44-5
Mol.F.: C9H15N5O3 : H2SO4
Mol.Wt.: 241.3 : 98.1
Inv. Status: Custom Synthesis
Rel. CAS No : 69056-38-8 (HCl salt) ; 62989-33-7 (free base)

Sapropterin Impurity 3

Picture of Sapropterin Impurity 3
CAT No: SZ-S027025
CAS No: NA
Mol.F. : C11H13N5O4
Mol.Wt. : 279.3
Inv. Status: Custom Synthesis
SZ-S027025
CAS No:NA
Mol.F.: C11H13N5O4
Mol.Wt.: 279.3
Inv. Status: Custom Synthesis

Sapropterin Impurity 4

Picture of Sapropterin Impurity 4
CAT No: SZ-S027026
CAS No: NA
Mol.F. : C11H13N5O4
Mol.Wt. : 279.3
Inv. Status: Custom Synthesis
SZ-S027026
CAS No:NA
Mol.F.: C11H13N5O4
Mol.Wt.: 279.3
Inv. Status: Custom Synthesis

7-(Hydroxymethyl)tetrahydrobiopterin

Picture of 7-(Hydroxymethyl)tetrahydrobiopterin
CAT No: SZ-S027027
CAS No: NA
Mol.F. : C11H13N5O4
Mol.Wt. : 279.3
Inv. Status: Custom Synthesis
SZ-S027027
CAS No:NA
Mol.F.: C11H13N5O4
Mol.Wt.: 279.3
Inv. Status: Custom Synthesis

7,8-Dihydropterin

Picture of 7,8-Dihydropterin
CAT No: SZ-S027028
CAS No: NA
Mol.F. : C6H7N5O
Mol.Wt. : 165.2
Inv. Status: Custom Synthesis
SZ-S027028
CAS No:NA
Mol.F.: C6H7N5O
Mol.Wt.: 165.2
Inv. Status: Custom Synthesis

Sapropterin Impurity 5

Picture of Sapropterin Impurity 5
CAT No: SZ-S027029
CAS No: NA
Mol.F. : C9H15N5O3 : 2(HCl)
Mol.Wt. : 241.3 : 2(36.5)
Inv. Status: Under Synthesis
SZ-S027029
CAS No:NA
Mol.F.: C9H15N5O3 : 2(HCl)
Mol.Wt.: 241.3 : 2(36.5)
Inv. Status: Under Synthesis

Sapropterin Impurity 6

Picture of Sapropterin Impurity 6
CAT No: SZ-S027030
CAS No: 1067512-58-6
Mol.F. : C19H25N7O5
Mol.Wt. : 431.5
Inv. Status: Custom Synthesis
SZ-S027030
CAS No:1067512-58-6
Mol.F.: C19H25N7O5
Mol.Wt.: 431.5
Inv. Status: Custom Synthesis

Sapropterin Impurity 7

Picture of Sapropterin Impurity 7
CAT No: SZ-S027031
CAS No: 6228-40-6
Mol.F. : C7H8N2
Mol.Wt. : 120.2
Inv. Status: Custom Synthesis
SZ-S027031
CAS No:6228-40-6
Mol.F.: C7H8N2
Mol.Wt.: 120.2
Inv. Status: Custom Synthesis

Sapropterin Impurity 8

Picture of Sapropterin Impurity 8
CAT No: SZ-S027032
CAS No: 103-02-6
Mol.F. : C9H12N2
Mol.Wt. : 148.2
Inv. Status: Custom Synthesis
SZ-S027032
CAS No:103-02-6
Mol.F.: C9H12N2
Mol.Wt.: 148.2
Inv. Status: Custom Synthesis

Sapropterin Impurity 9

Picture of Sapropterin Impurity 9
CAT No: SZ-S027033
CAS No: NA
Mol.F. : C16H18N4O2
Mol.Wt. : 298.3
Inv. Status: Custom Synthesis
SZ-S027033
CAS No:NA
Mol.F.: C16H18N4O2
Mol.Wt.: 298.3
Inv. Status: Custom Synthesis

Sapropterin Impurity 10

Picture of Sapropterin Impurity 10
CAT No: SZ-S027034
CAS No: NA
Mol.F. : C6H9N5O
Mol.Wt. : 167.2
Inv. Status: Custom Synthesis
SZ-S027034
CAS No:NA
Mol.F.: C6H9N5O
Mol.Wt.: 167.2
Inv. Status: Custom Synthesis

Sapropterin Impurity 11

Picture of Sapropterin Impurity 11
CAT No: SZ-S027035
CAS No: NA
Mol.F. : C9H13N5O3
Mol.Wt. : 239.2
Inv. Status: Custom Synthesis
SZ-S027035
CAS No:NA
Mol.F.: C9H13N5O3
Mol.Wt.: 239.2
Inv. Status: Custom Synthesis

Sapropterin Impurity 12

Picture of Sapropterin Impurity 12
CAT No: SZ-S027036
CAS No: NA
Mol.F. : C9H11N5O3
Mol.Wt. : 237.2
Inv. Status: Custom Synthesis
SZ-S027036
CAS No:NA
Mol.F.: C9H11N5O3
Mol.Wt.: 237.2
Inv. Status: Custom Synthesis

Sapropterin Impurity 13

Picture of Sapropterin Impurity 13
CAT No: SZ-S027037
CAS No: NA
Mol.F. : C6H5N5O
Mol.Wt. : 163.1
Inv. Status: Custom Synthesis
SZ-S027037
CAS No:NA
Mol.F.: C6H5N5O
Mol.Wt.: 163.1
Inv. Status: Custom Synthesis

Sapropterin Impurity 14

Picture of Sapropterin Impurity 14
CAT No: SZ-S027038
CAS No: NA
Mol.F. : C4H7N5O : H2SO4
Mol.Wt. : 141.1 : 98.1
Inv. Status: Custom Synthesis
SZ-S027038
CAS No:NA
Mol.F.: C4H7N5O : H2SO4
Mol.Wt.: 141.1 : 98.1
Inv. Status: Custom Synthesis

Sapropterin Impurity 15

Picture of Sapropterin Impurity 15
CAT No: SZ-S027039
CAS No: NA
Mol.F. : C13H15N5O5
Mol.Wt. : 321.3
Inv. Status: Custom Synthesis
SZ-S027039
CAS No:NA
Mol.F.: C13H15N5O5
Mol.Wt.: 321.3
Inv. Status: Custom Synthesis

Sapropterin Impurity 16

Picture of Sapropterin Impurity 16
CAT No: SZ-S027040
CAS No: NA
Mol.F. : C9H15N5O3 : 2(HCl)
Mol.Wt. : 241.3 : 2(36.5)
Inv. Status: Custom Synthesis
SZ-S027040
CAS No:NA
Mol.F.: C9H15N5O3 : 2(HCl)
Mol.Wt.: 241.3 : 2(36.5)
Inv. Status: Custom Synthesis

Sapropterin Impurity 17

Picture of Sapropterin Impurity 17
CAT No: SZ-S027041
CAS No: NA
Mol.F. : C9H14N6O4 : HCl
Mol.Wt. : 270.2 : 36.5
Inv. Status: Custom Synthesis
SZ-S027041
CAS No:NA
Mol.F.: C9H14N6O4 : HCl
Mol.Wt.: 270.2 : 36.5
Inv. Status: Custom Synthesis

Sapropterin Impurity 18

Picture of Sapropterin Impurity 18
CAT No: SZ-S027042
CAS No: NA
Mol.F. : C9H14N6O4 : HCl
Mol.Wt. : 270.2 : 36.5
Inv. Status: Custom Synthesis
SZ-S027042
CAS No:NA
Mol.F.: C9H14N6O4 : HCl
Mol.Wt.: 270.2 : 36.5
Inv. Status: Custom Synthesis

Sapropterin Impurity 19

Picture of Sapropterin Impurity 19
CAT No: SZ-S027043
CAS No: NA
Mol.F. : C9H13N7O5
Mol.Wt. : 299.2
Inv. Status: Custom Synthesis
SZ-S027043
CAS No:NA
Mol.F.: C9H13N7O5
Mol.Wt.: 299.2
Inv. Status: Custom Synthesis

Leucopterin

Picture of Leucopterin
CAT No: SZ-S027044
CAS No: 492-11-5
Mol.F. : C6H5N5O3
Mol.Wt. : 195.1
Inv. Status: Custom Synthesis
SZ-S027044
CAS No:492-11-5
Mol.F.: C6H5N5O3
Mol.Wt.: 195.1
Inv. Status: Custom Synthesis

Sapropterin Impurity 20

Picture of Sapropterin Impurity 20
CAT No: SZ-S027045
CAS No: NA
Mol.F. : C11H16N2O3
Mol.Wt. : 224.3
Inv. Status: Custom Synthesis
SZ-S027045
CAS No:NA
Mol.F.: C11H16N2O3
Mol.Wt.: 224.3
Inv. Status: Custom Synthesis

Sapropterin Impurity 21

Picture of Sapropterin Impurity 21
CAT No: SZ-S027046
CAS No: 2050525-04-5
Mol.F. : C17H22N2O6
Mol.Wt. : 350.4
Inv. Status: Custom Synthesis
SZ-S027046
CAS No:2050525-04-5
Mol.F.: C17H22N2O6
Mol.Wt.: 350.4
Inv. Status: Custom Synthesis

Sapropterin Impurity 22

Picture of Sapropterin Impurity 22
CAT No: SZ-S027047
CAS No: NA
Mol.F. : C19H19N7O5
Mol.Wt. : 425.4
Inv. Status: Under Synthesis
SZ-S027047
CAS No:NA
Mol.F.: C19H19N7O5
Mol.Wt.: 425.4
Inv. Status: Under Synthesis

Stable Isotopes and Metabolites

Sapropterin D3

Picture of Sapropterin D3
CAT No: SZ-S027D01
CAS No: NA
Mol.F. : C9H12D3N5O3
Mol.Wt. : 244.3
Inv. Status: Custom Synthesis
SZ-S027D01
CAS No:NA
Mol.F.: C9H12D3N5O3
Mol.Wt.: 244.3
Inv. Status: Custom Synthesis

Sapropterin-13C-d3

Picture of Sapropterin-13C-d3
CAT No: SZ-S027D02
CAS No: NA
Mol.F. : C813CH12D3N5O3
Mol.Wt. : 245.3
Inv. Status: Custom Synthesis
SZ-S027D02
CAS No:NA
Mol.F.: C813CH12D3N5O3
Mol.Wt.: 245.3
Inv. Status: Custom Synthesis

Possible Nitroso Standards

Sapropterin Nitroso Impurity 1

Picture of Sapropterin Nitroso Impurity 1
CAT No: SZ-S027022
CAS No: NA
Mol.F. : C9H13N7O5
Mol.Wt. : 299.2
Inv. Status: Under Synthesis
SZ-S027022
CAS No:NA
Mol.F.: C9H13N7O5
Mol.Wt.: 299.2
Inv. Status: Under Synthesis

Sapropterin Nitroso Impurity 2

Picture of Sapropterin Nitroso Impurity 2
CAT No: SZ-S027023
CAS No: NA
Mol.F. : C9H14N6O4
Mol.Wt. : 270.2
Inv. Status: Under Synthesis
SZ-S027023
CAS No:NA
Mol.F.: C9H14N6O4
Mol.Wt.: 270.2
Inv. Status: Under Synthesis

Sapropterin Nitroso Impurity 3

Picture of Sapropterin Nitroso Impurity 3
CAT No: SZ-S027024
CAS No: NA
Mol.F. : C9H14N6O4
Mol.Wt. : 270.2
Inv. Status: Under Synthesis
SZ-S027024
CAS No:NA
Mol.F.: C9H14N6O4
Mol.Wt.: 270.2
Inv. Status: Under Synthesis