5-Heptenoic acid,7-[(3R)-3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-5-oxo-1-cyclopenten-1-yl]-,methyl ester,(5Z)- 82542-42-5 RP17533 CAS 82542-42-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 82542-42-5 |
| Molecular Formula | C19H32O4Si |
| Molecular Weight | 352.54 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Heptenoic acid,7-[(3R)-3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-5-oxo-1-cyclopenten-1-yl]-,methyl ester,(5Z)- 82542-42-5 RP17533 (CAS 82542-42-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H32O4Si. Molecular weight: 352.54 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H32O4Si |
| Molecular Weight | 352.54 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
Related Heptenoic Standards
- 6-Heptenoic acid, 7-[4-(4-fluorophenyl)-5-(methoxymethyl)-2,6-bis(1-methylethyl)-3-pyridinyl]-3,5-dihydroxy-, (3R,5S,6E)-rel- (9CI, ACI) (CAS 159813-78-2)
- 2-Propyl-6-heptenoic Acid Ethyl Ester (CAS 157501-10-5)
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Recommended Standards
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- (S)-1-(Oxetan-2-ylmethyl)-5-(((triisopropylsilyl)oxy)methyl)-1H-imidazole-2-carbaldehyde (CAS 2761287-64-1)
- 2-Bromo-5-phenyl-6,7-dihydro-5h-pyrrolo[1,2-b][1,2,4]triazol-7-ol (CAS 2268741-15-5)
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- Ac, Gastrin Releasing Peptide (20-27), porcine (CAS 77714-20-6)
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