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Pharmaceutical Reference Standards

Isotretinoin

Picture of Isotretinoin
CAT No: SZ-I021001
CAS No: 4759-48-2
Mol.F. : C20H28O2
Mol.Wt. : 300.4
Inv. Status: In Stock
Rel. CAS No : 950669-19-9 (Na salt) ; 923057-16-3 (K salt)
Rel. CAT No : SZ-T072002,
SZ-I021001
CAS No:4759-48-2
Mol.F.: C20H28O2
Mol.Wt.: 300.4
Inv. Status: In Stock
Rel. CAS No : 950669-19-9 (Na salt) ; 923057-16-3 (K salt)

Isotretinoin EP Impurity A

Picture of Isotretinoin EP Impurity A
CAT No: SZ-I021002
CAS No: 302-79-4
Mol.F. : C20H28O2
Mol.Wt. : 300.4
Inv. Status: In Stock
Rel. CAS No : 13497-05-7 (Na salt) ; 22232-80-0 (K salt) ; 454221-38-6 (HCl salt)
Rel. CAT No : SZ-T072001,
SZ-I021002
CAS No:302-79-4
Mol.F.: C20H28O2
Mol.Wt.: 300.4
Inv. Status: In Stock
Rel. CAS No : 13497-05-7 (Na salt) ; 22232-80-0 (K salt) ; 454221-38-6 (HCl salt)

Isotretinoin EP Impurity B

Picture of Isotretinoin EP Impurity B
CAT No: SZ-I021003
CAS No: 5352-74-9
Mol.F. : C20H28O2
Mol.Wt. : 300.4
Inv. Status: In Stock
SZ-I021003
CAS No:5352-74-9
Mol.F.: C20H28O2
Mol.Wt.: 300.4
Inv. Status: In Stock

Isotretinoin EP Impurity C

Picture of Isotretinoin EP Impurity C
CAT No: SZ-I021004
CAS No: 3555-80-4
Mol.F. : C20H28O2
Mol.Wt. : 300.4
Inv. Status: Out of Stock, Under Synthesis
Rel. CAT No : SZ-T072004,
SZ-I021004
CAS No:3555-80-4
Mol.F.: C20H28O2
Mol.Wt.: 300.4
Inv. Status: Out of Stock, Under Synthesis

Isotretinoin EP Impurity D

Picture of Isotretinoin EP Impurity D
CAT No: SZ-I021005
CAS No: 5300-03-8
Mol.F. : C20H28O2
Mol.Wt. : 300.4
Inv. Status: In Stock
Rel. CAS No : 187836-81-3 (Na salt) ; 187836-80-2 (K salt)
Rel. CAT No : SZ-T072005,
SZ-I021005
CAS No:5300-03-8
Mol.F.: C20H28O2
Mol.Wt.: 300.4
Inv. Status: In Stock
Rel. CAS No : 187836-81-3 (Na salt) ; 187836-80-2 (K salt)

Isotretinoin EP Impurity F

Picture of Isotretinoin EP Impurity F
CAT No: SZ-I021006
CAS No: 68070-35-9
Mol.F. : C20H28O2
Mol.Wt. : 300.4
Inv. Status: Custom Synthesis
SZ-I021006
CAS No:68070-35-9
Mol.F.: C20H28O2
Mol.Wt.: 300.4
Inv. Status: Custom Synthesis

Isotretinoin EP Impurity G

Picture of Isotretinoin EP Impurity G
CAT No: SZ-I021007
CAS No: 81444-57-7
Mol.F. : C20H28O3
Mol.Wt. : 316.4
Inv. Status: In Stock
SZ-I021007
CAS No:81444-57-7
Mol.F.: C20H28O3
Mol.Wt.: 316.4
Inv. Status: In Stock

Isotretinoin EP Impurity H

Picture of Isotretinoin EP Impurity H
CAT No: SZ-I021008
CAS No: 71748-58-8
Mol.F. : C20H26O3
Mol.Wt. : 314.4
Inv. Status: In Stock
SZ-I021008
CAS No:71748-58-8
Mol.F.: C20H26O3
Mol.Wt.: 314.4
Inv. Status: In Stock

Isotretinoin EP Impurity I

Picture of Isotretinoin EP Impurity I
CAT No: SZ-I021009
CAS No: 75281-25-3
Mol.F. : C20H28O3
Mol.Wt. : 316.4
Inv. Status: In Stock
SZ-I021009
CAS No:75281-25-3
Mol.F.: C20H28O3
Mol.Wt.: 316.4
Inv. Status: In Stock

5,8-Epoxy-13-Cis-Retinoic Acid

Picture of 5,8-Epoxy-13-Cis-Retinoic Acid
CAT No: SZ-I021010
CAS No: 112018-12-9
Mol.F. : C20H28O3
Mol.Wt. : 316.4
Inv. Status: In Stock
SZ-I021010
CAS No:112018-12-9
Mol.F.: C20H28O3
Mol.Wt.: 316.4
Inv. Status: In Stock

4-Hydroxy-9-Cis-Retinoic Acid

Picture of 4-Hydroxy-9-Cis-Retinoic Acid
CAT No: SZ-I021011
CAS No: 150737-17-0
Mol.F. : C20H28O3
Mol.Wt. : 316.4
Inv. Status: Under Synthesis
SZ-I021011
CAS No:150737-17-0
Mol.F.: C20H28O3
Mol.Wt.: 316.4
Inv. Status: Under Synthesis

5,8-Epoxy-All-Trans-Retinoic Acid 

Picture of 5,8-Epoxy-All-Trans-Retinoic Acid 
CAT No: SZ-I021012
CAS No: 3012-76-8
Mol.F. : C20H28O3
Mol.Wt. : 316.4
Inv. Status: In Stock
SZ-I021012
CAS No:3012-76-8
Mol.F.: C20H28O3
Mol.Wt.: 316.4
Inv. Status: In Stock

5,6-Epoxy-All-Trans-Retinoic Acid 

Picture of 5,6-Epoxy-All-Trans-Retinoic Acid 
CAT No: SZ-I021013
CAS No: 13100-69-1
Mol.F. : C20H28O3
Mol.Wt. : 316.4
Inv. Status: In Stock
Rel. CAS No : 13100-70-4 (Na salt)
Rel. CAT No : SZ-T072007,
SZ-I021013
CAS No:13100-69-1
Mol.F.: C20H28O3
Mol.Wt.: 316.4
Inv. Status: In Stock
Rel. CAS No : 13100-70-4 (Na salt)

4-Methoxy Retinoic Acid

Picture of 4-Methoxy Retinoic Acid
CAT No: SZ-I021014
CAS No: 81121-20-2
Mol.F. : C21H30O3
Mol.Wt. : 330.5
Inv. Status: In Stock
Rel. CAT No : SZ-T072006,
SZ-I021014
CAS No:81121-20-2
Mol.F.: C21H30O3
Mol.Wt.: 330.5
Inv. Status: In Stock

4-Hydroxy-All-Transretinoic Acid

Picture of 4-Hydroxy-All-Transretinoic Acid
CAT No: SZ-I021015
CAS No: 66592-72-1
Mol.F. : C20H28O3
Mol.Wt. : 316.4
Inv. Status: In Stock
SZ-I021015
CAS No:66592-72-1
Mol.F.: C20H28O3
Mol.Wt.: 316.4
Inv. Status: In Stock

4-Oxo-All-Transretinoic Acid

Picture of 4-Oxo-All-Transretinoic Acid
CAT No: SZ-I021016
CAS No: 38030-57-8
Mol.F. : C20H26O3
Mol.Wt. : 314.4
Inv. Status: In Stock
SZ-I021016
CAS No:38030-57-8
Mol.F.: C20H26O3
Mol.Wt.: 314.4
Inv. Status: In Stock

4-Oxo-9-Cis Retinoic Acid

Picture of 4-Oxo-9-Cis Retinoic Acid
CAT No: SZ-I021017
CAS No: 150737-18-1
Mol.F. : C20H26O3
Mol.Wt. : 314.4
Inv. Status: Under Synthesis
SZ-I021017
CAS No:150737-18-1
Mol.F.: C20H26O3
Mol.Wt.: 314.4
Inv. Status: Under Synthesis

5,8-Epoxy-9-Cis-Retinoic Acid

Picture of 5,8-Epoxy-9-Cis-Retinoic Acid
CAT No: SZ-I021018
CAS No: NA
Mol.F. : C20H28O3
Mol.Wt. : 316.4
Inv. Status: Limited Stock
SZ-I021018
CAS No:NA
Mol.F.: C20H28O3
Mol.Wt.: 316.4
Inv. Status: Limited Stock

5,6-Epoxy-9-Cis-Retinoic Acid

Picture of 5,6-Epoxy-9-Cis-Retinoic Acid
CAT No: SZ-I021019
CAS No: 1431303-55-7
Mol.F. : C20H28O3
Mol.Wt. : 316.4
Inv. Status: Out of Stock
SZ-I021019
CAS No:1431303-55-7
Mol.F.: C20H28O3
Mol.Wt.: 316.4
Inv. Status: Out of Stock

(7E,9Z)-β-Ionylidene Acetaldehyde

Picture of (7E,9Z)-β-Ionylidene Acetaldehyde
CAT No: SZ-I021020
CAS No: 54226-17-4
Mol.F. : C15H22O
Mol.Wt. : 218.3
Inv. Status: Limited Stock
SZ-I021020
CAS No:54226-17-4
Mol.F.: C15H22O
Mol.Wt.: 218.3
Inv. Status: Limited Stock

9-CisRetinoic Acid Ethyl Ester

Picture of 9-CisRetinoic Acid Ethyl Ester
CAT No: SZ-I021021
CAS No: 86708-67-0
Mol.F. : C22H32O2
Mol.Wt. : 328.5
Inv. Status: In Stock
SZ-I021021
CAS No:86708-67-0
Mol.F.: C22H32O2
Mol.Wt.: 328.5
Inv. Status: In Stock

Isotretinoin Impurity 1

Picture of Isotretinoin Impurity 1
CAT No: SZ-I021022
CAS No: 51318-62-8
Mol.F. : C7H11BrO2
Mol.Wt. : 207.1
Inv. Status: In Stock
SZ-I021022
CAS No:51318-62-8
Mol.F.: C7H11BrO2
Mol.Wt.: 207.1
Inv. Status: In Stock

Isotretinoin Impurity 2

Picture of Isotretinoin Impurity 2
CAT No: SZ-I021023
CAS No: 39760-56-0
Mol.F. : C11H21O5P
Mol.Wt. : 264.3
Inv. Status: Under Synthesis
SZ-I021023
CAS No:39760-56-0
Mol.F.: C11H21O5P
Mol.Wt.: 264.3
Inv. Status: Under Synthesis

Isotretinoin Impurity 3

Picture of Isotretinoin Impurity 3
CAT No: SZ-I021024
CAS No: NA
Mol.F. : C20H28O2
Mol.Wt. : 300.4
Inv. Status: Custom Synthesis
SZ-I021024
CAS No:NA
Mol.F.: C20H28O2
Mol.Wt.: 300.4
Inv. Status: Custom Synthesis

Isotretinoin Impurity 4

Picture of Isotretinoin Impurity 4
CAT No: SZ-I021025
CAS No: NA
Mol.F. : C20H28O2
Mol.Wt. : 300.4
Inv. Status: Custom Synthesis
SZ-I021025
CAS No:NA
Mol.F.: C20H28O2
Mol.Wt.: 300.4
Inv. Status: Custom Synthesis

Isotretinoin Impurity 5

Picture of Isotretinoin Impurity 5
CAT No: SZ-I021026
CAS No: 68070-34-8
Mol.F. : C20H28O2
Mol.Wt. : 300.4
Inv. Status: Custom Synthesis
SZ-I021026
CAS No:68070-34-8
Mol.F.: C20H28O2
Mol.Wt.: 300.4
Inv. Status: Custom Synthesis

Isotretinoin Impurity 6

Picture of Isotretinoin Impurity 6
CAT No: SZ-I021027
CAS No: NA
Mol.F. : C20H28O2
Mol.Wt. : 300.4
Inv. Status: Custom Synthesis
SZ-I021027
CAS No:NA
Mol.F.: C20H28O2
Mol.Wt.: 300.4
Inv. Status: Custom Synthesis

Isotretinoin Impurity 7

Picture of Isotretinoin Impurity 7
CAT No: SZ-I021028
CAS No: NA
Mol.F. : C20H28O2
Mol.Wt. : 300.4
Inv. Status: Custom Synthesis
SZ-I021028
CAS No:NA
Mol.F.: C20H28O2
Mol.Wt.: 300.4
Inv. Status: Custom Synthesis

Isotretinoin Impurity 8

Picture of Isotretinoin Impurity 8
CAT No: SZ-I021029
CAS No: 335380-37-5
Mol.F. : C15H22O2
Mol.Wt. : 234.3
Inv. Status: Custom Synthesis
SZ-I021029
CAS No:335380-37-5
Mol.F.: C15H22O2
Mol.Wt.: 234.3
Inv. Status: Custom Synthesis

Isotretinoin Impurity 9

Picture of Isotretinoin Impurity 9
CAT No: SZ-I021030
CAS No: 36340-49-5
Mol.F. : C13H20O2
Mol.Wt. : 208.3
Inv. Status: Custom Synthesis
SZ-I021030
CAS No:36340-49-5
Mol.F.: C13H20O2
Mol.Wt.: 208.3
Inv. Status: Custom Synthesis

Isotretinoin Impurity 10

Picture of Isotretinoin Impurity 10
CAT No: SZ-I021031
CAS No: 22469-89-2
Mol.F. : C17H26O3
Mol.Wt. : 278.4
Inv. Status: Custom Synthesis
SZ-I021031
CAS No:22469-89-2
Mol.F.: C17H26O3
Mol.Wt.: 278.4
Inv. Status: Custom Synthesis

Isotretinoin Impurity 11

Picture of Isotretinoin Impurity 11
CAT No: SZ-I021032
CAS No: 14398-42-6
Mol.F. : C15H22O2
Mol.Wt. : 234.3
Inv. Status: Custom Synthesis
SZ-I021032
CAS No:14398-42-6
Mol.F.: C15H22O2
Mol.Wt.: 234.3
Inv. Status: Custom Synthesis

Isotretinoin Impurity 12

Picture of Isotretinoin Impurity 12
CAT No: SZ-I021033
CAS No: 3899-20-5
Mol.F. : C22H32O2
Mol.Wt. : 328.5
Inv. Status: In Stock
SZ-I021033
CAS No:3899-20-5
Mol.F.: C22H32O2
Mol.Wt.: 328.5
Inv. Status: In Stock

Isotretinoin Impurity 13

Picture of Isotretinoin Impurity 13
CAT No: SZ-I021034
CAS No: 3917-41-7
Mol.F. : C15H22O
Mol.Wt. : 218.3
Inv. Status: Custom Synthesis
SZ-I021034
CAS No:3917-41-7
Mol.F.: C15H22O
Mol.Wt.: 218.3
Inv. Status: Custom Synthesis

Isotretinoin Impurity 14

Picture of Isotretinoin Impurity 14
CAT No: SZ-I021035
CAS No: 129454-96-2
Mol.F. : C20H28O4
Mol.Wt. : 332.4
Inv. Status: Custom Synthesis
SZ-I021035
CAS No:129454-96-2
Mol.F.: C20H28O4
Mol.Wt.: 332.4
Inv. Status: Custom Synthesis

Hydroxypinacolone Retinoate

Picture of Hydroxypinacolone Retinoate
CAT No: SZ-I021036
CAS No: 893412-73-2
Mol.F. : C26H38O3
Mol.Wt. : 398.6
Inv. Status: Custom Synthesis
SZ-I021036
CAS No:893412-73-2
Mol.F.: C26H38O3
Mol.Wt.: 398.6
Inv. Status: Custom Synthesis

Isotretinoin Impurity 15

Picture of Isotretinoin Impurity 15
CAT No: SZ-I021037
CAS No: NA
Mol.F. : C20H30O4
Mol.Wt. : 334.5
Inv. Status: Custom Synthesis
SZ-I021037
CAS No:NA
Mol.F.: C20H30O4
Mol.Wt.: 334.5
Inv. Status: Custom Synthesis

Stable Isotopes And Metabolites

Isotretinoin D5

Picture of Isotretinoin D5
CAT No: SZ-I021D01
CAS No: NA
Mol.F. : C20H23D5O2
Mol.Wt. : 305.5
Inv. Status: Custom Synthesis
Rel. CAS No : 4759-48-2 (Unlabelled)
SZ-I021D01
CAS No:NA
Mol.F.: C20H23D5O2
Mol.Wt.: 305.5
Inv. Status: Custom Synthesis
Rel. CAS No : 4759-48-2 (Unlabelled)