N1,N3-dip-tolylbenzene-1,3-diamine CAS 620-49-5
Purity >95%In StockPharmaceutical Standards
| CAS No. | 620-49-5 |
| Molecular Formula | C20H20N2 |
| Molecular Weight | 288.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N1,N3-dip-tolylbenzene-1,3-diamine (CAS 620-49-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H20N2. Molecular weight: 288.39 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H20N2 |
| Molecular Weight | 288.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
Recommended Standards
- (4S)-2-(6-hydroxy-1,3-benzothiazol-2-yl)-4,5-dihydro-1,3-thiazole-4-carboxylic acid (S)-4,5-Dihydro-2-(6-hydroxy-1,3-benzothiazol-2-yl)thiazole-4-carboxylic acid (S)-4,5-dihydro-2-(6-hydroxy-2-benzothiazolyl)-4-thiazolecarboxylic acid (S)-4,5-dihydro-2-(6-hydroxybenzothiazol-2-yl)thiazole-4-carboxylic acid 2591-17-5 CHEBI:17165 Photinus luciferin firefly luciferin (CAS 2591-17-5)
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- Penfluridol Impurity 15 (CAS 94545-16-1)
- 1-((2-(Trimethylsilyl)ethoxy)methyl)-1H-pyrrolo[2,3-b]pyridin-4-amine (CAS 361370-28-7)
- N-(3-Cyclopropyl-3-hydroxypropyl)-3,4-difluorobenzenesulfonamide (CAS 1396815-94-3)
- N-(((S)-1-((S)-2-Aminopropanoyl)pyrrolidin-2-yl)methyl)-N-cyclopropylacetamide (CAS 1401668-31-2)
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- 3-Methyl-N-(4-sulfamoylphenyl)benzamide (CAS 304666-35-1)
- 1-(2-Methoxybenzo[d]oxazol-4-yl)ethanone (CAS 1804035-36-6)
- Immunstimulating Peptide, human (CAS 94773-24-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com