Retinoic Acid Related Compound 5 CAS 53282-28-3
| CAS No. | 53282-28-3 |
| Molecular Formula | C33H38P |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Retinoic Acid Related Compound 5 (CAS 53282-28-3), molecular formula C33H38PCl and molecular weight 501.09 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Retinoic Acid Related Compound 5 (C33H38PCl) contains organophosphorus functionality, chlorine substitution, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 14.5, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 501.09 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Retinoic Acid Related Compound 5 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C33H38P Cl |
| Molecular Weight | 501.09 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Halogen Content | Cl-containing |
Related Retinoic Standards
- 13-cis Retinoic Acid-d5 Methyl Ester (CAS 1331666-29-5)
- 13-cis Retinoic Acid Methyl Ester (CAS 16760-45-5)
- 11-cis-Retinoic Acid Methyl Ester (CAS 25428-67-5)
- Retinoic Acid Related Compound 22 (CAS 29444-27-7)
- Retinoic Acid Related Compound 1 (CAS 40835-18-5)
- 9-cis-Retinoic Acid Methyl Ester (CAS 58526-50-4)
- 13-cis-Retinoic Acid Ethyl Ester (CAS 59699-82-0)
Recommended Standards
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- 2-(2-Amino-4-methylthiazol-5-yl)acetic acid (CAS 62556-93-8)
- 6a-Fluoro-16a-methyl-1,4,9(11)-pregnatriene-17a,21-diol-3,20-dione 21-acetate (CAS 19788-77-3)
- N-(4-chlorophenyl)succinamic acid (CAS 17722-52-0)
- Ethyl 4-(diethoxymethyl)-2-methylpyrimidine-5-carboxylate (CAS 62327-97-3)
- 3-(4-Bromophenyl)-2-hydroxypropanoic acid (CAS 154192-53-7)
- (6-Fluoropyridin-2-yl)methanamine (CAS 205744-18-9)
- 1,3-Bis(2-bromophenyl)urea (CAS 175278-34-9)
- 2-Bromo-1H-imidazo[4,5-c]pyridine-6-carboxylic acid (CAS 1780641-03-3)
- Tirzepatide Impurity 46 (CAS CATO-C4X-324046)
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