Acid Red 66 CAS 4196-99-0
Purity >60%In StockPharmaceutical Standards
| CAS No. | 4196-99-0 |
| Molecular Formula | C22H14N4O7S2 2*Na |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Acid Red 66 (CAS 4196-99-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C22H14N4O7S2 2*Na. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C22H14N4O7S2 2*Na |
| Molecular Weight | 533.49 g/mol |
| Purity | >60% |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 2 |
Recommended Standards
- tert-Butyl 4-chloro-2-(pyridin-4-yl)-7,8-dihydropyrido[4,3-d]pyrimidine-6(5H)-carboxylate (CAS 1266619-75-3)
- 2-(4-(Benzyloxy)styryl)-6-hydroxybenzoic acid (CAS 148324-47-4)
- 5-Methoxy-2-(piperazin-1-ylmethyl)phenol (CAS 1249373-00-9)
- 4-Bromo-N-cyclohexyl-5-ethoxy-2-nitroaniline (CAS 1365272-39-4)
- 2,2-Dimethylbutan-1-amine (CAS 41781-17-3)
- 5-[(2-Chlorophenyl)sulfanyl]-4-phenyl-1,2,3-thiadiazole (CAS 338398-42-8)
- HIV (gp120) Antigenic Peptide (H-2982.0500) (CAS 198636-94-1)
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