142299-73-8 Phenanthro[3,2-b]furan-3,6(2H,4H)-dione,1,11b-dihydro-5,7,11-trihydroxy-4,4,9,11b-tetramethyl-, (11bR)- CAS 142299-73-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 142299-73-8 |
| Molecular Formula | C20H20O6 |
| Molecular Weight | 356.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 142299-73-8 Phenanthro[3,2-b]furan-3,6(2H,4H)-dione,1,11b-dihydro-5,7,11-trihydroxy-4,4,9,11b-tetramethyl-, (11bR)- (CAS 142299-73-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H20O6. Molecular weight: 356.37 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C20H20O6 |
| Molecular Weight | 356.37 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
Related Phenanthro Standards
- 160927-81-1 Phenanthro[3,2-b]furan-6(2H)-one,1,3,4,8,9,11b-hexahydro-5,7,11-trihydroxy-9-(hydroxymethyl)-4,4,11b-trimethyl-,(9R,11bR)- (CAS 160927-81-1)
- 4-(1H-Phenanthro[9,10-d]imidazol-2-yl)benzoic acid (CAS 312507-02-1)
- 1188281-98-2 Phenanthro[1,2-b]furan-1,7-diol,1,2,3a,4,5,5a,6,7,8,9,9a,10,11,11a-tetradecahydro-6,6,9a,11a-tetramethyl-,(1R,3aR,5aS,7R,9aR,11aR)- (CAS 1188281-98-2)
- Phenanthro[1,2-b:8,7-b']dithiophene (CAS 1491133-64-2)
- 59851-26-2 Phenanthro(9,10-e)-1,2,4-triazine-3(2H)-thione 3-Mercaptophenanthreno(9,10-e)-1,2,4-triazine (CAS 59851-26-2)
- Phenanthro[9,10-e][1,2,4]triazin-3-ol (CAS 32723-14-1)
- Phenanthro[4,5-cde][1,2]dithiin (CAS 129449-57-6)
- Phenanthro[1,10-cd][1,2]dithiole (CAS 158690-51-8)
Recommended Standards
- Ethyl 2-Acetamido-2-ethoxycarbonyl-3-(2-ethyl-5-methyl-3-oxoisoxazolin-4-yl) propionate (CAS 127020-33-1)
- 145918-59-8 7,8,9,9-Tetradehydroisolariciresinol (CAS 145918-59-8)
- Cubebin (CAS 1242843-00-0)
- 3-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid (CAS 269409-74-7)
- 5-Bromo-2-(Cbz-amino)pyridine (CAS 175393-09-6)
- 4-((Allyloxy)methyl)-3-fluorobenzenethiol (CAS 1379212-76-6)
- Tivozanib Impurity 26 (CAS CATO-C4X-340026)
- 3-(4-Chloro-2-fluorophenoxy)propanenitrile (CAS 1379167-60-8)
- 4-Amino-1-methyl-2-(methylthio)-1H-imidazole-5-carbonitrile (CAS 586965-24-4)
- Insulin aspart (CAS 116094-23-6)
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