Tocopherol impurity 37 CAS 185672-33-7
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 185672-33-7 |
| Molecular Formula | C29H50O2 |
| Molecular Weight | 430.71 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Tocopherol impurity 37 (CAS 185672-33-7) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C29H50O2. Molecular weight: 430.71 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C29H50O2 |
| Molecular Weight | 430.71 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2010 |
Related Tocopherol Standards
- (2S)-α-Tocopherol (Mixture of Diastereomers) (CAS 1411583-24-8)
- (2R)-α-Tocopherol (Mixture of Diastereomers) (CAS 895518-38-4)
- Tocopherol Impurity 23 (Deshydroxy Tocopherol Quinone) (CAS 75917-94-1)
- DL-Tocopherol (CAS 2074-53-5)
- Tocopherol Impurity 25 (CAS 69371-91-1)
- Tocopherol Impurity 32 (CAS CATO-C4X-119532)
- Tocopherol Impurity 4 (CAS 3808-26-2)
- b-Tocopherol-d3(major) (CAS 936230-75-0)
Recommended Standards
- Cholesterol impurity 41 (CAS 1255-88-5)
- All-rac-alfa-Tocopherol EP Impurity A (Mixture of Diastereomers) (CAS CATO-C4X-119516)
- DL-alpha-Tocopherol (CAS 10191-41-0)
- Cholic Acid Impurity 51 (CAS 146340-08-1)
- N1-Nitroso Tryptophan EP Impurity I (CAS 23708-74-9)
- 2-(2,4,6-Tribromophenoxy)ethyl acrylate (CAS 7347-19-5)
- Oryzanol A (Cycloartenyl Ferulate) (CAS 21238-33-5)
- 2-(Naphthalen-1-yl)isonicotinic acid (CAS 100004-93-1)
- 2-Amino-2-(5-bromo-1H-indol-3-yl)acetic acid (CAS 1270311-06-2)
- Palmitoyl Hexapeptide-12 TFA salt (CAS 171263-26-6(Free Base))
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com