4-Azido-2,3,5,6-tetrafluorobenzamide CAS 1548-74-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1548-74-9 |
| Molecular Formula | C7H4F4N2O |
| Molecular Weight | 208.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Azido-2,3,5,6-tetrafluorobenzamide (CAS 1548-74-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H4F4N2O. Molecular weight: 208.11 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H4F4N2O |
| Molecular Weight | 208.11 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 2-Fluoro-2-(2,3,4-trifluorophenyl)acetic acid (CAS 1512531-05-3)
- 5,6,7,8-Tetrafluoro-2,3-dihydrobenzo[b][1,4]dioxine (CAS 1743-87-9)
- 2,2,2-Trifluoro-1-(2-fluoro-6-hydroxyphenyl)ethan-1-one (CAS 1445995-75-4)
- Ethyl 2-(6-methoxypyridin-3-yl)acetate (CAS 464152-40-7)
- Mucic Acid (CAS 526-99-8)
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- Clindamycin Impurity 36(Mixture of Z and E Isomers) (CAS CATO-C4X-134136)
- (E)-methyl 4-(3-fluorophenyl)but-3-enoate (CAS 1824833-25-1)
- N-(2,3-Dimethylphenyl)-4-methylbenzamide (CAS 346720-46-5)
- 81988-89-8 UH11FDQ454 Ramoplanin A(sub 3) Ramoplanin A3 (S)-2-(3-Chloro-4-hydroxyphenyl)-N-(N(sup 2)-((2Z,4Z)-8-methyl-2,4-nonadienoyl)-(S)-asparaginyl-(2S,3S)-3-hydroxyasparaginyl-(R)-2-(p-hydroxyphenyl)glycyl-(R)-ornithyl-(2R,3R)-allothreonyl-2-(p-hydroxyphenyl)glycyl-2-(p-hydroxyphenyl)glycyl-(2S,3S)-allothreonyl-(S)-phenylalanyl-(R)-ornithyl-(S)-2-(p-((2-O-alpha-D-mannopyranosyl-alpha-D-mannopyranosyl)oxy)phenyl)glycyl-(2R,3R)-allothreonyl-(S)-2-(p-hydroxyphenyl)glycylglycyl-(S)-leucyl-(R)-alanyl)glycine psi1-lactone Ramoplanin A 1 (peptide moiety), 1-(N(sup 2)-methyl-1-oxo-2,4-nonadienyl)-L-asparagine)-11-(L-2-(4-((2-O-alpha-D-mannopyranosyl-alpha-D-mannopyranosyl)oxy)phenyl)glycine)-, (Z,Z)- UNII-UH11FDQ454 (CAS 81988-89-8)
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