Ethyl 2'-oxospiro[cyclopropane-1,3'-indoline]-2-carboxylate CAS 67503-06-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 67503-06-4 |
| Molecular Formula | C13H13NO3 |
| Molecular Weight | 231.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 2'-oxospiro[cyclopropane-1,3'-indoline]-2-carboxylate (CAS 67503-06-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C13H13NO3. Molecular weight: 231.25 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C13H13NO3 |
| Molecular Weight | 231.25 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; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
- 4-Oxospiro[1,2,3,4-tetrahydroquinazoline-2,1’-cyclobutane]-5-carboxylic Acid (CAS 1272756-04-3)
- Methyl 9-oxospiro[5.5]Undecane-3-carboxylate (CAS 2092559-82-3)
- Benzyl 6-oxospiro[3.3]heptane-2-carboxylate (CAS 1447942-35-9)
- 1'-Methyl-2'-oxospiro[cyclopropane-1,3'-indoline]-2-carboxylic acid (CAS 1780272-54-9)
- 1'-Oxospiro[cyclopentane-1,3'-isochroman]-4'-carboxylic acid (CAS 1263215-20-8)
- 4-Oxospiro[1,2,3,4-tetrahydroquinazoline-2,1’-cyclopentane]-5-carboxylic Acid (CAS 1272756-14-5)
- Methyl 2-oxospiro[indoline-3,3'-pyrrolidine]-1'-carboxylate (CAS 260550-38-7)
- 4-Oxospiro[1,2,3,4-tetrahydroquinazoline-2,1’-cyclobutane]-5-carbonitrile (CAS 1272756-09-8)
Recommended Standards
- Ethyl 2-methyl-1-oxo-1,2-dihydroisoquinoline-4-carboxylate (CAS 861542-86-1)
- Ethyl 3-(1H-indol-2-yl)-3-oxopropanoate (CAS 887411-77-0)
- Ethyl 2-methoxyquinoline-6-carboxylate (CAS 2121932-03-2)
- 2-(Difluoromethoxy)-4-iodopyridine (CAS 2089333-77-5)
- (3-Methylpyrrolidin-1-yl)methyl isoquinoline-3-carboxylate (CAS 89928-81-4)
- N1-isopropyl-N1,N2-dimethylcyclohexane-1,2-diamine (CAS 1250752-14-7)
- 3-(2-Bromophenyl)-1-(pyrrolidin-1-yl)propan-1-one (CAS 1704065-14-4)
- (1S,3R)-3-Carbamoylcyclopentanecarboxylic acid (CAS 140386-94-3)
- 1260088-71-8 3280AD 7,7-Dimethyl-1H,2H,3H,4H,5H,7H-furo[3,4-d]pyrimidine-2,4-dione C8H10N2O3 (CAS 1260088-71-8)
- Rac1 Inhibitor F56, control peptide (CAS 1315378-77-8)
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