1,4-Diethynyl-2-fluorobenzene CAS 137000-66-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 137000-66-9 |
| Molecular Formula | C10H5F |
| Molecular Weight | 144.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,4-Diethynyl-2-fluorobenzene (CAS 137000-66-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H5F. Molecular weight: 144.15 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H5F |
| Molecular Weight | 144.15 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1996 |
| Halogen Content | F-containing |
Related Diethynyl Standards
- 1,2-Diethynyl-3-fluorobenzene (CAS 412041-38-4)
- 1,2-Diethynyl-4-fluorobenzene (CAS 336106-79-7)
- 1,3-Diethynyl-5-fluorobenzene (CAS 219633-74-6)
- 1,5-Diethynyl-2,4-dimethylbenzene (CAS 1379822-09-9)
- 1,2-diethynyl-4,5-dimethylbenzene (CAS 46037-61-0)
- 1,4-Diethynyl-2,5-dimethylbenzene (CAS 75867-45-7)
- 1,5-Diethynyl-2,4-difluorobenzene (CAS 1379822-11-3)
- 1,4-Diethynyl-2,3-difluorobenzene (CAS 1430403-93-2)
Recommended Standards
- 4-Amino-5-thiazolecarboxylic acid (CAS 1353101-89-9)
- 5-Aminoisothiazole-3-carboxylic acid (CAS 1416374-24-7)
- 5-Aminothiazole-4-carboxylic acid (CAS 1353101-13-9)
- Methyl 2-bromo-3-(benzyloxy)-6-fluorobenzoate (CAS 2484888-81-3)
- 6-Bromo-4,5-difluoro-3H-1,2,3-benzotriazole (CAS 1381944-47-3)
- N-Methyl-1-(piperidin-2-yl)-N-((1,3,5-trimethyl-1H-pyrazol-4-yl)methyl)methanamine (CAS 1707400-41-6)
- N-[2-(4-Ethylphenoxy)propyl]-4-fluoroaniline (CAS 1040687-51-1)
- ent-Fasiglifam (TAK-875) (CAS 1234474-57-7)
- 2-Decenal (CAS 3913-71-1)
- Semaglutide impurity 62 (CAS CATO-C4X-222662)
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