7,7-Diphenyl-2,5-dioxa-8-azaspiro[3.4]Octane CAS 1556097-38-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1556097-38-1 |
| Molecular Formula | C17H17NO2 |
| Molecular Weight | 267.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7,7-Diphenyl-2,5-dioxa-8-azaspiro[3.4]Octane (CAS 1556097-38-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C17H17NO2. Molecular weight: 267.32 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C17H17NO2 |
| Molecular Weight | 267.32 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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.) | 1992 |
| Nitrogen Atoms | 1 |
Related Diphenyl Standards
- 3,6-Diphenyl-3,4-dihydro-1H-[1,3,5]triazine-2-thione (CAS 130925-08-5)
- 5,5-Diphenyl-2,5-dihydroisoxazole-3-carboxylic acid (CAS 654646-57-8)
- (1S)-2,2-diphenyl-1-(pyrrolidin-2-yl)ethan-1-ol (CAS 1902258-10-9)
- Diphenyl(1H-pyrrol-2-yl)phosphine oxide (CAS 62754-68-1)
- 2-Methyl-4,5-diphenyl-thiazole 2-methyl-4,5-diphenylthiazole 3755-83-7 (CAS 3755-83-7)
- 2,6-Diphenyl-2H-thiopyran-4(3H)-one (CAS 60839-95-4)
- 4,6-Diphenyl-3,4-dihydropyrimidine-2(1H)-thione (CAS 6381-55-1)
- 5,8-Diphenyl-2-oxa-5,8-diazaspiro[3.4]Octane (CAS 1556097-48-3)
Recommended Standards
- 7-(Benzyloxy)-6-methoxy-3,4-dihydroisoquinoline (CAS 15357-92-3)
- tert-Butyl 4-hydroxy-4-(1H-imidazol-2-yl)piperidine-1-carboxylate (CAS 158654-95-6)
- (S)-5-(hydroxydiphenylmethyl)pyrrolidin-2-one (CAS 149561-81-9)
- 1-chloro-3,5-ditoluyl-D-deoxyribose (CAS 3601-89-6)
- 4-(2,4-Dichlorophenoxy)aniline hydrochloride (CAS 72782-76-4)
- 6-chloro-[1,2,4]triazolo[1,5-a]pyrazine (CAS 51519-29-0)
- SU 16f (CAS 251356-45-3)
- (2'-Fluoro-[1,1'-biphenyl]-4-yl)methanamine (CAS 893649-05-3)
- 8-(3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl)-[1,2,4]triazolo[4,3-a]pyridin-3-ol (CAS 1239728-32-5)
- [α-Glu](Side Chain)-Semaglutide (CAS CATO-C4X-2226159)
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