3-Chloro-2,6-pyridinediamine CAS 54903-85-4
| CAS No. | 54903-85-4 |
| Molecular Formula | C5H6ClN3 |
| Molecular Weight | 143.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 3-Chloro-2,6-pyridinediamine.
3-Chloro-2,6-pyridinediamine (CAS 54903-85-4), molecular formula C5H6ClN3 and molecular weight 143.57 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-Chloro-2,6-pyridinediamine (C5H6ClN3) contains a nitrile group, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 143.57 g/mol, it falls into the low-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 3-Chloro-2,6-pyridinediamine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H6ClN3 |
| Molecular Weight | 143.57 g/mol |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1972 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
- 5-Chloro-6-methylpyridin-2-ol (CAS 103997-23-5)
- N-(3-Chloro-phenyl)hydroxylamine (CAS 10468-17-4)
- (5-Chloro pyrazin-2-yl) Methanamine (CAS 1060814-53-0)
- 4-Chloro-3-methylpyridine 1-Oxide (CAS 1073-34-3)
- 2-Chloro-3-hydrazinylpyridine (CAS 117087-45-3)
- 5-Chloro-2-methylpyridin-4(1H)-one (CAS 1196157-19-3)
- 2-Chloro-1-(1H-pyrrol-3-yl)ethanone (CAS 122450-28-6)
- 3-Chloro-2-methylpyridin-4-ol (CAS 1227499-23-1)
Recommended Standards
- 3-Chloro-1-methylpyridin-4(1h)-one (CAS 857201-58-2)
- 3-Chloro-4-hydrazinylpyridine (CAS 23589-59-5)
- 3-Amino-6-chloro-4-methylpyridazine (CAS 64068-00-4)
- 3-Chloro-4-methylpyridine 1-oxide (CAS 52313-60-7)
- 1-Acetyl-N-benzylcyclopropane-1-carboxamide (CAS 147011-39-0)
- 2-Chloro-N-isopropylbenzamide (CAS 6291-28-7)
- Tert-butyl (5-chloro-7H-pyrrolo[2,3-b]pyridin-6-yl)carbamate (CAS 1305325-11-4)
- 2-(3-Chloro-5-fluorophenyl)-ethyl cyclopentyl ketone (CAS 898751-70-7)
- 2-(Methylthio)-4-(trifluoromethyl)phenol (CAS 85092-99-5)
- 3-Acetyl-7-hydroxy-2H-chromen-2-one (CAS 10441-27-7)
- Tiotropium Bromide Impurity 31 (CAS 54725-49-4)
- 2-Bromo-4-cyano-6-methoxyphenyl benzoate (CAS 700858-32-8)
- 4-Chloro-3-(methylsulfonyl)-5-nitrobenzoic acid (CAS 32548-10-0)
- Neuropeptide W-23 (rat) (CAS 383415-89-2)
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 18665070610 / Nicole.chen@cato-chem.com