4-amino-3-methylbenzene-1,2-dicarbonitrile CAS 1018975-31-9
| CAS No. | 1018975-31-9 |
| Molecular Formula | C9H7N3 |
| Molecular Weight | 157.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
4-amino-3-methylbenzene-1,2-dicarbonitrile (CAS 1018975-31-9), molecular formula C9H7N3 and molecular weight 157.17 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, 4-amino-3-methylbenzene-1,2-dicarbonitrile is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 157.17 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 4-amino-3-methylbenzene-1,2-dicarbonitrile 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 | C9H7N3 |
| Molecular Weight | 157.17 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 3-Methylimidazo[1,5-a]pyridine-1-carbonitrile (CAS 1018296-09-7)
- 2-(Pyridin-2-yl)pyrimidine (CAS 10198-83-1)
- 2-(1H-indazol-3-yl)acetonitrile (CAS 101714-15-2)
- 2H-Furo[3,2-g]indole (CAS 103671-62-1)
- Tert-butyl 3-amino-5,7-dihydro-6H-pyrrolo[3,4-b]pyridine-6-carboxylate (CAS 1206248-54-5)
- 5-(Aminomethyl)-1-methyl-1H-pyrrole-2-carboximidamide (CAS 758683-10-2)
- (5-Methylthiophen-2-yl)(thiazol-2-yl)methanone (CAS 1379316-07-0)
- 2-(1-(Methylamino)ethyl)quinazolin-4(1H)-one (CAS 143993-15-1)
- Chloroac-Ile-OH (E-1840.0025) (CAS 67253-30-9)
- PA 452 (CAS 457657-34-0)
- 2-(Furan-2-yl)-1,3-thiazolidine-4-carboxylic acid (CAS 72678-98-9)
- 1-(2-Methoxy-5-nitrobenzyl)pyrrolidin-2-one (CAS 696640-58-1)
- (2-Chloro-4-iodophenyl)hydrazine (CAS 29654-08-8)
- Semaglutide impurity 100 (CAS CATO-C4X-2226100)
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