Pyridyl Urazol [4-(3-Pyridyl)-1,2,4-triazolidine-3,5-dione] CAS 1076199-39-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1076199-39-7 |
| Molecular Formula | C7H4N4O2 |
| Molecular Weight | 176.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Pyridyl Urazol [4-(3-Pyridyl)-1,2,4-triazolidine-3,5-dione] (CAS 1076199-39-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H4N4O2. Molecular weight: 176.13 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H4N4O2 |
| Molecular Weight | 176.13 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 3-(Difluoromethyl)-1-methyl-1H-pyrazole-4-carboxylic Acid (CAS 176969-34-9)
- 3-Formyl-2-nitrobenzonitrile (CAS 114344-00-2)
- 1,2,3-Propanetricarboxylic Acid (CAS 99-14-9)
- 3-(4-Bromobenzyl)-7-chloroquinazolin-4(3H)-one (CAS 302913-21-9)
- Zafirlukast m-Tolyl Isomer (CAS 1159195-69-3)
- Formoterol EP Impurity E (Trifluoroacetic Acid) (CAS CATO-C4X-152536)
- 1-(3-Chloro-4-fluorophenyl)-4-hydrazinyl-1H-pyrazolo[3,4-d]pyrimidine (CAS 1416339-91-7)
- 2-{[4-(propan-2-yl)phenyl]methylidene}-2,3-dihydro-1H-indene-1,3-dione (CAS 24760-30-3)
- 4-(3-methoxyphenyl)-5-methyl-1H-pyrazol-3-amine (CAS 1159606-11-7)
- (Gly1,Ser3·22,Gln?·3?,Thr?,Arg1?,Tyr21,Ala23·31,Aib32)-Pancreatic Polypeptide (human) (CAS 313988-89-5)
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