Temozolomide Impurity 16 CAS 20344-79-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20344-79-0 |
| Molecular Formula | C4H4N4 |
| Molecular Weight | 108.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Temozolomide Impurity 16 (CAS 20344-79-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H4N4. Molecular weight: 108.10 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C4H4N4 |
| Molecular Weight | 108.10 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) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 4 |
Related Temozolomide Standards
- Temozolomide Impurity 20 (CAS 18514-52-8)
- Temozolomide Impurity 14 (CAS 57052-92-3)
- Temozolomide Impurity 22 (CAS 1114912-01-4)
- Temozolomide Impurity 23 (CAS 360-97-4)
- Temozolomide Impurity 18 (CAS 4919-04-4)
- Temozolomide Impurity 16 (CAS 71749-37-6)
- Temozolomide EP Impurity D (CAS 7008-85-7)
- Temozolomide Impurity 10 (CAS 90801-87-9)
Recommended Standards
- Pyrimidine-4-carbaldehyde (CAS 2435-50-9)
- 1H-Imidazole-4-carbonitrile, 5-amino- 4-Amino-5-cyanoimidazole 4-Aminoimidazole-5-carbonitrile 5-Amino-4-cyanoimidazole 5-Cyano-4-aminoimidazole 5098-11-3 Amino-4-carbonitrile-5-imidazole Imidazole-4-carbonitrile, 5-amino- NSC-139091 NSC139091 (CAS 5098-11-3)
- Pyridazine-3-carbaldehyde (CAS 60170-83-4)
- 2-(4-Benzylpiperazin-1-yl)-N'-(1-(naphthalen-2-yl)ethylidene)acetohydrazide (CAS 303103-92-6)
- 4-Fluoro-3-isopropoxybenzoic acid methyl ester (CAS 869990-48-7)
- 2-[3-(1-aminoethyl)phenyl]-1$l^{6},2-thiazolidine-1,1-dione (CAS 1016507-70-2)
- 2-(Dimethylphosphinyl)-3-methoxybenzenamine (CAS 2361978-36-9)
- Doxofylline Impurity 37 (CAS CATO-C4X-151337)
- (2E)-1-[2-(2,3-Dichlorophenyl)-4-methyl-1,3-thiazol-5-yl]-3-(dimethylamino)prop-2-en-1-one (CAS 1211915-29-5)
- D-Thr7-Tirzepatide (CAS CATO-CPTD788924)
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