(2E,4Z,6Z,8E)-3,7-dimethyl-9-(2,6,6-trimethyl-3-oxocyclohex-1-en-1-yl)nona-2,4,6,8-tetraenoic acid
- CAS150737-19-2
- CatalogueRS-U008800
- FormulaC20H26O3
On this page
Product identification
| Product name | (2E,4Z,6Z,8E)-3,7-dimethyl-9-(2,6,6-trimethyl-3-oxocyclohex-1-en-1-yl)nona-2,4,6,8-tetraenoic acid |
|---|---|
| Catalogue No. | RS-U008800 |
| CAS No. | 150737-19-2 |
| Molecular formula | C20H26O3 |
| Availability | Custom synthesis— made to order, typically 3–4 weeks |
| Standard type | Fine Chemicals |
| Drug substance | Isotretinoin |
| Also known as | AN12464659 |
| Storage | Refer to the certificate of analysis (COA) supplied with each lot |
| Intended use | For laboratory and research use only. Not for human or veterinary use. |
What is stated on the certificate
Content and purity are assigned per lot and stated on the certificate of analysis issued for the batch you receive — they are not a catalogue-level figure. The certificate records the tests performed, the specification applied and the result obtained for that lot.
| Field | Basis |
|---|---|
| Identity | Spectroscopic and chromatographic methods appropriate to the material |
| Purity | Chromatographic purity, area normalisation unless stated otherwise |
| Assay / content | Mass balance, corrected for the stated volatiles and residue |
| Catalogue and batch numbers | RS-U008800 / batch number on the certificate |
| Retest date | Printed on the certificate for the lot supplied |
Frequently asked
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Finding this standard
Buyers reach this compound by CAS number, by catalogue number, through the drug substance it belongs to, or through the type of standard it is. Those routes all start here:
- Other impurities of Isotretinoin
- Fine Chemicals of this kind
- Documents for this item (COA, SDS)
- Certificate of analysis for RS-U008800
- Request a quotation for RS-U008800
Searching another way? Send the structure, a SMILES string or the pharmacopoeial name — a CAS number is not required for a non-compendial impurity. Write to sales@rssechem.com.
Other standards of Isotretinoin
All 32 further standards are listed here — every link is in the page, not loaded later.
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Isotretinoin (Tretinoin EP Impurity A, 13-cis-Retinoic Acid)
IN STOCKRS-I005020 -
Isotretinoin EP Impurity F
CUSTOM SYNTHESISRS-I059002 -
Isotretinoin EP Impurity H (4-Oxo-13-cis-Retinoic Acid)
IN STOCKRS-I059003 -
(7E,9Z)-ß-Ionylidene Acetaldehyde
CUSTOM SYNTHESISRS-I006060 -
(E)-Ethyl 4-Bromo-3-methyl-2-butenoate
IN STOCKRS-I006166 -
1,3,3-Trimethyl-2-[(1E,3E)-3-methyl-1,3-hexadien-5-ynyl]-cyclohexane
CUSTOM SYNTHESISRS-P010598 -
3-Methyl-1-(2,6,6-trimethylcyclohex-1-en-1-yl)penta-1,4-dien-3-ol
CUSTOM SYNTHESISRS-Z412R49 -
4-Hydroxy-all-trans-Retinoic Acid
IN STOCKRS-I007045 -
4-Keto all-trans-Retinoic Acid Methyl Ester
IN STOCKRS-D153003 -
Isotretinoin Impurity 6(Isotretinoin EP Impurity G)
IN STOCKRS-I006077 -
7-Cis-retinoic acid
CUSTOM SYNTHESISRS-I002250 -
all-trans 4-Keto Retinoic Acid
IN STOCKRS-I058014 -
all-trans-Retinoic acid sodium salt
BACK ORDERRS-U078531 -
Hydroxypinacolone retinoate
BACK ORDERRS-U050189 -
Methyl (E)-3-methyl-4-oxobut-2-enoate
CUSTOM SYNTHESISRS-D128109 -
Methyl Retinoate
IN STOCKRS-U094254 -
Isotretinoin Impurity 2
IN STOCKRS-I059006 -
Isotretinoin Impurity 15 Trifluoroacetate
CUSTOM SYNTHESISRS-I059011 -
Isotretinoin Impurity 23
IN STOCKRS-I059016 -
Isotretinoin Impurity 29
IN STOCKRS-I059017 -
Isotretinoin Impurity 38
IN STOCKRS-I059015 -
Isotretinoin Impurity 42
IN STOCKRS-I059008 -
Isotretinoin Impurity 43
IN STOCKRS-I059009 -
Isotretinoin Impurity 48
IN STOCKRS-I059001 -
Isotretinoin Impurity 49
CUSTOM SYNTHESISRS-I059005 -
Isotretinoin Impurity 50
IN STOCKRS-I059007 -
Isotretinoin Impurity 51
IN STOCKRS-I059012 -
Isotretinoin Impurity 52
IN STOCKRS-I059013 -
Isotretinoin Impurity 53
IN STOCKRS-I059021 -
Tretinoin EP Impurity F (4-Methoxy Retinoic Acid)
IN STOCKRS-T071005
Pharmacopoeial names (EP, USP, BP, JP) are used for identification purposes only and do not imply endorsement by those bodies. This product is supplied for laboratory and research use only — not for human or veterinary use.






![Chemical structure of 1,3,3-Trimethyl-2-[(1E,3E)-3-methyl-1,3-hexadien-5-ynyl]-cyclohexane](/structures/w4/VZHBEOMOYZVQPM-UHFFFAOYSA-N.webp?v=8)







![Chemical structure of Ethyl (2E,4E)-3-methyl-5-(2,2,6-trimethyl-7-oxabicyclo[4.1.0]heptan-1-yl)penta-2,4-dienoate](/structures/w4/DQMSWWFPIILLTR-OWKCIBLPSA-N.webp?v=8)
















