((4-Methyl-1,3-phenylene)bis(methylene))dibenzene CAS 94871-33-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 94871-33-7 |
| Molecular Formula | C21H20 |
| Molecular Weight | 272.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies ((4-Methyl-1,3-phenylene)bis(methylene))dibenzene (CAS 94871-33-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H20. Molecular weight: 272.38 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C21H20 |
| Molecular Weight | 272.38 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
Related Methyl Standards
- 2,2′-(1,3-Phenylene)bis[4-ethyl-4,5-dihydrooxazole] (CAS 1240037-59-5)
- 2,2′-(1,2-Phenylene)bis[4,5-dihydro-4,4-dimethyloxazole] (CAS 131380-84-2)
- 2,2′-(1,2-Phenylene)bis[4-ethyl-4,5-dihydrooxazole] (CAS 220337-20-2)
- 2,2′-(1,4-Phenylene)bis[4,5-dihydro-4,4-dimethyloxazole] (CAS 25151-49-9)
- ((2-Methyl-1,4-phenylene)bis(oxy))bis(trimethylsilane) (CAS 78018-53-8)
- 1,2-Phenylene-bis-maleimide (CAS 13118-04-2)
- 1,1'-(1,4-Phenylene)bis(1H-pyrazole-4-carbaldehyde) (CAS 1620396-74-8)
- 1,1'-(4-Methyl-1,3-phenylene)bis(3,3-dimethylurea) (CAS 17526-94-2)
Recommended Standards
- 19671-53-5 CTK4E2014 Estra-4,9-dien-17-one,3b-hydroxy- (8CI) (CAS 19671-53-5)
- 1,2-Dibenzyl-3-methyl-benzene (CAS 53585-53-8)
- Tert-butyl ((1-(3-hydroxypropyl)piperidin-4-yl)methyl)carbamate (CAS 1824027-19-1)
- 1-(2-Allylphenoxy)-3-(piperidin-1-yl)propan-2-ol (CAS 391219-51-5)
- 1-Methylspiro[indoline-3,3'-pyrrolidin]-2-one (CAS 887596-14-7)
- Mhy553 (CAS 6265-56-1)
- N-(3-Cyclopropoxy-6-(methylthio)pyridin-2-yl)methanesulfonamide (CAS 1243454-92-3)
- 5,7-Dimethyl-2-(pyridin-4-yl)indoline (CAS 591757-05-0)
- Ethyl 1-(5-methyl-6-phenylthieno[2,3-d]pyrimidin-4-yl)piperidine-4-carboxylate (CAS 1858257-30-3)
- Polymyxin B nonapeptide TFA (CAS 2220175-42-6)
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