16-Epiestriol-d CAS 221093-41-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 221093-41-0 |
| Molecular Formula | C18H18D6O3 |
| Molecular Weight | 294.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
16-Epiestriol-d (CAS 221093-41-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C18H18D6O3. Molecular weight: 294.42 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C18H18D6O3 |
| Molecular Weight | 294.42 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2020 |
Recommended Standards
- 1,1-Dimethylsila-17-crown-6 (CAS 83890-22-6)
- 3-Ethyl-2-sulfanyl-5-(thiophen-2-yl)-3h,4h-thieno[2,3-d]pyrimidin-4-one (CAS 257870-40-9)
- 3-(((2-Methylthiazol-4-yl)methyl)thio)-N'-sulfamoylpropanimidamide (CAS 1644079-89-9)
- 2-Amino-9-(6-((6-chloro-2-methoxyacridin-9-yl)amino)hexyl)-1H-purin-6(9H)-one (CAS 103083-42-7)
- 2',3'-Dideoxy-5-iodouridine (CAS 105784-83-6)
- Ethyl 2-(2-chloroacetamido)-5-(propan-2-yl)thiophene-3-carboxylate (CAS 726152-04-1)
- 4-(Benzyloxy)-1H-indole-6-carboxylic Acid (CAS 105265-24-5)
- 4-Oxo-7-(trifluoromethyl)-1,4-dihydroquinoline-3-carboxylic acid (CAS 51776-97-7)
- 5,6-Dimethoxy-2,3-dihydro-1H-indene-1-carboxylic acid (CAS 19156-11-7)
- D-Gln24-Tirzepatide (CAS CATO-CPTD788910)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com