O-TOLUIDINE DISULFONIC ACID CAS 83-83-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 83-83-0 |
| Molecular Formula | C14H16N2O6S2 |
| Molecular Weight | 372.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order O-TOLUIDINE DISULFONIC ACID (CAS 83-83-0) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C14H16N2O6S2. Molecular weight: 372.42 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C14H16N2O6S2 |
| Molecular Weight | 372.42 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related O Standards
- Toluidine Red (CAS 2425-85-6)
- 63980-34-7 p-Toluidine, N-phenylpropyl- Benzenamine, 4-methyl-N-(phenylpropyl)- N-Phenylpropyl-p-toluidine (CAS 63980-34-7)
- m-Toluidine-d9 (CAS 352431-22-2)
- o-Toluidine-d9 (CAS 194423-47-7)
- p-Toluidine-d9 (CAS 352431-23-3)
- 2-Toluidine-d7 (CAS 68408-22-0)
- p-Toluidine-d7 (NH2) (CAS 68693-08-3)
- o-Toluidine-d3 (methyl-d3) (CAS 151985-13-6)
Recommended Standards
- N-methyl-N-(2-(4-(1-(pyrimidin-2-yl)-1H-pyrazol-3-yl)phenoxy)ethyl)pyridin-2-amine (CAS 956438-32-7)
- PPY A (CAS 875634-01-8)
- N-{5,9-dimethyl-10-oxo-2-oxa-9-azatricyclo[9.4.0.0^{3,8}]pentadeca-1(11),3(8),4,6,12,14-hexaen-13-yl}-4-methylbenzamide (CAS 866152-12-7)
- 1-(Tetrahydrothiophen-3-yl)cyclopropan-1-ol (CAS 1340036-71-6)
- methyl 2-(benzylamino)-2-methylpropanoate hydrochloride (CAS 1803597-78-5)
- (1,3,5-Triazin-2-yl)methanamine (CAS 189625-04-5)
- quinoline-2-carbonitrile (CAS 1436-43-7)
- dTAG-7 (CAS 2064175-32-0)
- Tert-butyl (s)-3-(4-fluorobenzamido)piperidine-1-carboxylate (CAS 1286207-77-9)
- Semaglutide Impurity 157 (x TFA Salt) (CAS CATO-C4X-2226157)
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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