4-Methoxy-[13C，d3]-estradiol CAS 1217442-62-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1217442-62-0 |
| Molecular Formula | C18[13C]H26O3 |
| Molecular Weight | 303.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Methoxy-[13C，d3]-estradiol (CAS 1217442-62-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18[13C]H26O3. Molecular weight: 303.40 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18[13C]H26O3 |
| Molecular Weight | 303.40 g/mol |
| Appearance | Off-white to pale 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
Related Methoxy Standards
- 2-Methoxy-[13C，d3]-estradiol (CAS 1217470-09-1)
- (Z)-Methoxy({6-[(4-methylphenyl)sulfanyl]imidazo[2,1-b][1,3]thiazol-5-yl}methylidene)amine (CAS 339022-83-2)
- 4-(2-Methoxy-5-methylphenyl)-5-(thiophen-2-yl)-4h-1,2,4-triazole-3-thiol (CAS 379728-85-5)
- 4-Methoxy-2-tosylisoindoline (CAS 1025424-03-6)
- 2-Methoxy-N-(2-(p-tolyl)-2,6-dihydro-4H-thieno[3,4-c]pyrazol-3-yl)acetamide (CAS 893948-89-5)
- 1314446-38-2 2-(5-Methoxy-1H-indol-3-yl)-6,7-dimethyl-quinoxaline (CAS 1314446-38-2)
- 6-Methoxy-7-((1-methylpiperidin-4-yl)methoxy)quinazolin-4(3H)-one (CAS 264208-69-7)
- 6-Methoxy-7-(3-(pyrrolidin-1-yl)propoxy)quinazolin-4(3H)-one (CAS 199327-75-8)
Recommended Standards
- tert-Butyl (2-aminoethyl)(2-((tert-butoxycarbonyl)amino)ethyl)carbamate (CAS 120131-72-8)
- tert-Butyl 4-(3-acetylphenyl)piperidine-1-carboxylate, 97% (CAS 1198283-87-2)
- Benzyl 9-hydroxy-3-azaspiro[5.5]undecane-3-carboxylate (CAS 1228949-40-3)
- 2-((Piperidin-4-yloxy)methyl)pyridine (CAS 136718-74-6)
- 2-(3-Bromophenyl)-5-(tert-butyl)oxazole (CAS 1351386-49-6)
- 2-(2-Chloro-5-(chloromethyl)-6-(difluoromethyl)pyridin-3-yl)acetic acid (CAS 1806071-88-4)
- (2Z)-2-(4-Chlorobenzenesulfonyl)-1-(4-chlorophenyl)-3-(dimethylamino)prop-2-en-1-one (CAS 1164563-97-6)
- 3-Amino-n,n,2-trimethylbenzene-1-sulfonamide (CAS 10311-37-2)
- 3-Amino-5-methoxybenzenesulfonic acid (CAS 212772-32-2)
- Liraglutide Impurity 6 TFA Salt (CAS CATO-C4X-19926)
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