O-methyl Sterigmatocystin CAS 17878-69-2
Purity >95%In StockPharmaceutical Standards
| CAS No. | 17878-69-2 |
| Molecular Formula | C19H14O6 |
| Molecular Weight | 338.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
O-methyl Sterigmatocystin (CAS 17878-69-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H14O6. Molecular weight: 338.31 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H14O6 |
| Molecular Weight | 338.31 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
Recommended Standards
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- 5,6-difluoro-3,4-dihydroquinazolin-4-one (CAS 933823-89-3)
- 7-Methyl-1,3-dihydro-2,1-benzoxaborol-1-ol (CAS 108485-02-5)
- 6-((Trimethylsilyl)ethynyl)-1H-pyrido[2,3-b][1,4]oxazin-2(3H)-one (CAS 1203499-42-6)
- 4-Methylsalicylaldehyde (CAS 698-27-1)
- 2-Oxiranemethanol, 3-(4-nitrophenyl)-, (2R,3R)- (CAS 37141-32-5)
- Semaglutide impurity 204 (CAS CATO-C4X-2226204)
Why CATO?
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