(E)-2',3',9',10'-tetrahydrospiro[cyclohexane-1,8'-cyclopenta[c]pyrano[3,2-g]chromen]-4'(1'H)-one oxime CAS 929841-66-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 929841-66-7 |
| Molecular Formula | C20H23NO3 |
| Molecular Weight | 325.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity (E)-2',3',9',10'-tetrahydrospiro[cyclohexane-1,8'-cyclopenta[c]pyrano[3,2-g]chromen]-4'(1'H)-one oxime (CAS 929841-66-7) pharmaceutical standards reference standard. Molecular formula: C20H23NO3. Molecular weight: 325.40 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C20H23NO3 |
| Molecular Weight | 325.40 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.) | 1987 |
| Nitrogen Atoms | 1 |
Related E Standards
- Methyl 2',3',4',9'-tetrahydrospiro[cyclohexane-1,1'-pyrido[3,4-b]indole]-3'-carboxylate (CAS 113247-25-9)
- 2',3',4',9'-Tetrahydrospiro[indoline-3,1'-pyrido[3,4-b]indol]-2-one (CAS 796887-09-7)
- 2',3',4',9'-Tetrahydrospiro[cyclohexane-1,1'-pyrido[3,4-b]indole]-3'-carboxylic acid (CAS 100068-46-0)
- 1'-Benzyl-3,5,6,7-tetrahydrospiro[imidazo[4,5-c]pyridine-4,4'-piperidine] (CAS 65092-20-8)
- 2'-Oxo-1',2',5,7-tetrahydrospiro[cyclopenta[b]pyridine-6,3'-pyrrolo[2,3-b]pyridine]-3-carboxylic acid (CAS 1486481-91-7)
- 1-Oxo-2',3',5',6'-tetrahydrospiro[isochroman-3,4'-thiopyran]-4-carboxylic acid (CAS 1263206-82-1)
- 2-(2-Oxo-2',3',5',6'-tetrahydrospiro[indoline-3,4'-pyran]-1-yl)acetic acid (CAS 880079-26-5)
- (S)-2',3',4',9'-Tetrahydrospiro[oxetane-3,1'-pyrido[3,4-b]indole]-3'-carboxylic acid (CAS 1956436-34-2)
Recommended Standards
- (9H-Fluoren-9-yl)methyl (5-hydroxypentyl)carbamate (CAS 209115-33-3)
- (E)-3-(dimethylamino)-1-(4-(2-(methyl(pyridin-2-yl)amino)ethoxy)phenyl)prop-2-en-1-one (CAS 478039-31-5)
- (5-(Dimethylamino)-4-phenylthiophen-2-yl)(4-fluorophenyl)methanone (CAS 338976-04-8)
- 2-Methyl-[1,1'-biphenyl]-4-carboxylic acid (CAS 178313-67-2)
- 2-(Bicyclo[2.2.1]heptan-2-ylamino)propane-1,3-diol (CAS 1561127-06-7)
- (2R,3R)-tert-Butyl 3-amino-2-phenylpiperidine-1-carboxylate (CAS 1621232-39-0)
- 6-Methyl-2-(tetrahydro-2-furanylmethoxy)-nicotinic acid (CAS 1220021-38-4)
- Methyl 3,6-dicyclopropyl-1-(2-(ethylamino)-2-oxoethyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylate (CAS 1018142-34-1)
- 3-(Naphthalen-1-yl)-1H-pyrazol-5-amine (CAS 209224-89-5)
- Tirzepatide Impurity 18 (CAS CATO-C4X-324018)
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