4,5-Dimethylbenzene-1,3-diamine CAS 38353-98-9
| CAS No. | 38353-98-9 |
| Molecular Formula | C8H12N2 |
| Molecular Weight | 136.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4,5-Dimethylbenzene-1,3-diamine is closely related to a nitrogen-containing heterocyclic scaffold, a nitrile group in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
4,5-Dimethylbenzene-1,3-diamine (CAS 38353-98-9) is a high-purity analytical reference standard with the molecular formula C8H12N2 and a molecular weight of 136.19 g/mol.
Structurally, 4,5-Dimethylbenzene-1,3-diamine (C8H12N2) contains a nitrogen-containing heterocyclic scaffold, a nitrile group. 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 136.19 g/mol, it falls into the low-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4,5-Dimethylbenzene-1,3-diamine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C8H12N2 |
| Molecular Weight | 136.19 g/mol |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Nitrogen Atoms | 2 |
Related Dimethylbenzene Standards
- 2,3-Dimethylbenzene-1,4-diamine (CAS 5306-96-7)
- 2,6-Dimethylbenzene-1,4-diamine (CAS 7218-02-2)
- 3,4-Dimethylbenzene-1,2-diamine (CAS 41927-01-9)
- 3,6-Dimethylbenzene-1,2-diamine (CAS 35975-12-3)
- 4,6-Dimethylbenzene-1,3-diamine (CAS 3134-10-9)
- n1,3-Dimethylbenzene-1,4-diamine (CAS 37966-54-4)
- N1,4-Dimethylbenzene-1,2-diamine (CAS 39513-19-4)
- N1,6-Dimethylbenzene-1,2-diamine (CAS 73902-65-5)
Recommended Standards
- 4,5,6,7-tetrahydro-2H-isoindol-5-amine (CAS 73983-58-1)
- 4-(aminomethyl)-N-methylaniline (CAS 24732-10-3)
- 4-Allyl-2-cyclohexenone (CAS 4166-61-4)
- 4-(Aminomethyl)-2-methylaniline (CAS 771574-51-7)
- 3-(4-Ethylphenyl)-3-methylbutanoic acid (CAS 132858-67-4)
- 4-(1-Ethyl-1h-1,2,4-triazol-5-yl)butan-2-amine (CAS 1342718-54-0)
- 2,4-Dichloro-6-methylnicotinamide (CAS 70593-58-7)
- 4-oxo-4H-chromene-7-carbonitrile (CAS 102297-64-3)
- 1-Oxa-8-azaspiro[4.5]decane oxalate(2:1) (CAS 1523606-45-2)
- 2-(chloromethyl)-4-methoxy-6-methylpyridine hydrochloride (CAS 110374-34-0)
- Methyl N-(2,4-dimethylphenyl)-N-(methylsulfonyl)glycinate (CAS 425624-05-1)
- n-(5-Methylhexan-2-yl)cyclohexanamine (CAS 145659-68-3)
- 2-(2-Chloro-5-methoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1256781-73-3)
- Semaglutide impurity 39 (CAS CATO-C4X-222639)
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