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Isotretinoin Related Products


SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Isotretinoin, pharmacopeial and non-pharmacopeial Isotretinoin impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Isotretinoin impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.

Isotretinoin-related products are thoroughly characterized. Isotretinoin products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.

Pharmaceutical Reference Standards

4-Hydroxy-All-Transretinoic Acid

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

4-Methoxy Retinoic Acid

Picture of 4-Methoxy Retinoic Acid
SZ 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 ,

4-Oxo-All-Transretinoic Acid

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

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

Picture of 5,6-Epoxy-9-Cis-Retinoic Acid
SZ CAT No:: SZ-I021019
CAS No: 1431303-55-7
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 
SZ 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 ,

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

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

5,8-Epoxy-All-Trans-Retinoic Acid 

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

9-CisRetinoic Acid Ethyl Ester

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

All-Trans-Retinoic Acid Methyl Ester

Picture of All-Trans-Retinoic Acid Methyl Ester
SZ CAT No:: SZ-I021038
CAS No: 339-16-2
Mol.F.: C21H30O2
Mol.Wt.: 314.5
Inv. Status: In Stock

Ethyl retinoate

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

Isotretinoin

Picture of Isotretinoin
SZ 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 ,

Isotretinoin EP Impurity A

Picture of Isotretinoin EP Impurity A
SZ 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 ,

Isotretinoin EP Impurity C

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

Isotretinoin EP Impurity D

Picture of Isotretinoin EP Impurity D
SZ CAT No:: SZ-I021005
CAS No: 5300-03-8
Mol.F.: C20H28O2
Mol.Wt.: 300.4
Inv. Status: In Stock
Rel. CAT No: SZ-T072005 ,

Isotretinoin EP Impurity G

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

Isotretinoin Impurity 1

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

Isotretinoin Impurity 16

Picture of Isotretinoin Impurity 16
SZ CAT No:: SZ-I021039
CAS No: 38030-58-9
Mol.F.: C21H28O3
Mol.Wt.: 328.5
Inv. Status: In Stock

(7E,9Z)-β-Ionylidene Acetaldehyde

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

Isotretinoin EP Impurity B

Picture of Isotretinoin EP Impurity B
SZ CAT No:: SZ-I021003
CAS No: 5352-74-9
Mol.F.: C20H28O2
Mol.Wt.: 300.4
Inv. Status: Limited Stock
Rel. CAS No: 1400584-17-9 (sodium salt)

Isotretinoin EP Impurity I

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

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

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

(7-cis,9-cis,13-cis)-Retinoic acid

Picture of (7-cis,9-cis,13-cis)-Retinoic acid
SZ CAT No:: SZ-I021024
CAS No: 1400788-12-6
Mol.F.: C20H28O2
Mol.Wt.: 300.4
Inv. Status: Custom Synthesis

(7E,9E)-β-Ionylidene Acetaldehyde

Picture of (7E,9E)-β-Ionylidene Acetaldehyde
SZ CAT No:: SZ-I021034
CAS No: 3917-41-7
Mol.F.: C15H22O
Mol.Wt.: 218.3
Inv. Status: Custom Synthesis

Hydroxypinacolone Retinoate

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

Isotretinoin EP Impurity F

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

Isotretinoin Impurity 10

Picture of Isotretinoin Impurity 10
SZ CAT No:: 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
SZ CAT No:: SZ-I021032
CAS No: 14398-42-6
Mol.F.: C15H22O2
Mol.Wt.: 234.3
Inv. Status: Custom Synthesis

Isotretinoin Impurity 14

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

Isotretinoin Impurity 15

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

Isotretinoin Impurity 2

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

Isotretinoin Impurity 4

Picture of Isotretinoin Impurity 4
SZ CAT No:: SZ-I021025
CAS No: 1846574-68-2
Mol.F.: C20H28O2
Mol.Wt.: 300.4
Inv. Status: Custom Synthesis

Isotretinoin Impurity 5

Picture of Isotretinoin Impurity 5
SZ CAT No:: 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
SZ CAT No:: SZ-I021027
CAS No: 1846574-66-0
Mol.F.: C20H28O2
Mol.Wt.: 300.4
Inv. Status: Custom Synthesis

Isotretinoin Impurity 7

Picture of Isotretinoin Impurity 7
SZ CAT No:: SZ-I021028
CAS No: 1400788-13-7
Mol.F.: C20H28O2
Mol.Wt.: 300.4
Inv. Status: Custom Synthesis

Isotretinoin Impurity 8

Picture of Isotretinoin Impurity 8
SZ CAT No:: 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
SZ CAT No:: SZ-I021030
CAS No: 36340-49-5
Mol.F.: C13H20O2
Mol.Wt.: 208.3
Inv. Status: Custom Synthesis

4-Oxo-9-Cis Retinoic Acid

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

Rac 4-Hydroxy-9-cis-retinoic Acid

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

Stable Isotopes And Metabolites

4-Oxo-Isotretinoin-D6

Picture of 4-Oxo-Isotretinoin-D6
SZ CAT No:: SZ-I021D02
CAS No: NA
Mol.F.: C20H20D6O3
Mol.Wt.: 320.5
Inv. Status: Custom Synthesis
Rel. CAS No: 71748-58-8 (Unlabelled)

Isotretinoin D5

Picture of Isotretinoin D5
SZ CAT No:: SZ-I021D01
CAS No: 78996-15-3
Mol.F.: C20H23D5O2
Mol.Wt.: 305.5
Inv. Status: Custom Synthesis
Rel. CAS No: 4759-48-2 (Unlabelled)
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