1,2-Diethynyl-3,4,5,6-tetramethylbenzene CAS 65103-79-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 65103-79-9 |
| Molecular Formula | C14H14 |
| Molecular Weight | 182.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,2-Diethynyl-3,4,5,6-tetramethylbenzene (CAS 65103-79-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C14H14. Molecular weight: 182.26 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C14H14 |
| Molecular Weight | 182.26 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
Related Diethynyl Standards
- 1,2-diethynyl-4,5-dimethoxybenzene (CAS 170160-98-2)
- 1,4-Diethynyl-2,5-dimethoxybenzene (CAS 74029-40-6)
- Diethynyl(phenyl)phosphine oxide (CAS 37755-67-2)
- 1,4-Diethynyl-2-nitrobenzene (CAS 113639-27-3)
- 1,3-Diethynyl-5-(trifluoromethyl)benzene (CAS 1622871-80-0)
- 1,4-Diethynyl-2,3,5,6-tetrafluorobenzene (CAS 38002-32-3)
- 3,3'-Diethynyl-1,1'-biphenyl (CAS 1266361-97-0)
- 2,2'-Diethynyl-1,1'-biphenyl (CAS 18442-29-0)
Recommended Standards
- 1-(pyrrolidine-3-carbonyl)piperidine (CAS 917560-89-5)
- 1,3,3-Trimethylbicyclo[2.2.1]heptane-2-carboxylic acid (CAS 76275-38-2)
- 1-(Pyridin-2-yl)piperidin-4-one (CAS 264608-41-5)
- (S)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-(cyclopentylmethyl)propanoic acid (CAS 1260618-70-9)
- 5-Chloro-6-cyclopropyl-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 1135283-62-3)
- 7-Bromo-6-methoxyquinoline-3-carboxylic acid (CAS 1403746-67-7)
- Monolithium 4-methoxypyridine-3-boronate (CAS 1072946-24-7)
- 5-(Phenylsulfonyl)-2-(2-propynylsulfanyl)-4-pyrimidinol (CAS 341968-29-4)
- N-[3-(3-chloro-4-cycloÂhexylÂphenylÂ)-2-propynylÂ]-N-ethyl-cycloÂhexane amine (CAS 132173-04-7)
- Semaglutide impurity 205 (CAS CATO-C4X-2226205)
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