2,4-Dibromothiophene-3-carbonitrile CAS 1256651-68-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1256651-68-9 |
| Molecular Formula | C5HBr2NS |
| Molecular Weight | 266.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,4-Dibromothiophene-3-carbonitrile (CAS 1256651-68-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5HBr2NS. Molecular weight: 266.94 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5HBr2NS |
| Molecular Weight | 266.94 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dibromothiophene Standards
- 4,5-Dibromothiophene-3-carbonitrile (CAS 1823961-00-7)
- 2,5-Dibromothiophene-3-carbonitrile (CAS 18792-01-3)
- 4,5-Dibromothiophene-2-carbonitrile (CAS 54521-49-2)
- 2,4-Dibromothiophene-3-carbaldehyde (CAS 1257070-67-9)
- 3,4-Dibromothiophene-2-carbaldehyde (CAS 32896-02-9)
- 4,5-Dibromothiophene-2-carbaldehyde (CAS 38071-22-6)
- 4,5-Dibromothiophene-3-carbaldehyde (CAS 61200-56-4)
- 2,5-Dibromothiophene 1,1-Dioxide (CAS 89088-95-9)
Recommended Standards
- 3,4,5,7-Tetrachloroquinoline (CAS 1204810-07-0)
- 2,4,7,8-Tetrachloroquinoline (CAS 1368048-73-0)
- 307531-80-2 2,6-Dichlorobenzylzinc chloride, 0.5M in THF MFCD02260134 (CAS 307531-80-2)
- tert-Butyl ((3-(3,4-difluorophenyl)-4,5-dihydroisoxazol-5-yl)methyl)carbamate (CAS 1488407-59-5)
- 6-Amino-7-methoxyquinoline-5,8-dione (CAS 59962-98-0)
- 5-chloro-6-(methylthio)nicotinic acid (CAS 1184743-95-0)
- 3-Chloro-5-cyclopropoxyisonicotinonitrile (CAS 1243377-48-1)
- 3-(Pyrazin-2-ylamino)cyclohexane-1-carboxylic acid hydrochloride (CAS 2138562-51-1)
- 4-Abz-Gly-Pro-D-Leu-D-Ala-NHOH (CAS 124168-73-6)
- [His]1-Acetylated Semaglutide (CAS CATO-C4X-2226219)
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