1,2,4-Triazole

• Catalog No.: A11597
• CAS Number: 288-88-0
• M. F.: C2H3N3
• M. W.: 69.06532
• Purity: 99%

SYNONYMS

• Title: 1,2,4-三唑
• IUPAC name: 1H-1,2,4-triazole
• IUPAC Traditional name: 1H-1,2,4-triazole

DATABASE IDS

• MDL Number: MFCD00005228
• Merck Index: 149605
• EC Number: 206-022-9
• CAS Number: 288-88-0
• Beilstein Number: 104767

PROPERTIES

• Purity: 99%
• Boiling Point: 260°C
• Flash Point: 158°C(316°F)
• Melting Point: 118-122°C
• GHS Hazard statements: H361-H302-H319
• European Hazard Symbols: X
• GHS Precautionary statements: P280-P281-P305+P351+P338-P301+P312-P405-P501A
• Risk Statements: 22-36-63
• RTECS: XZ3806000
• Safety Statements: 36/37
• TSCA Listed: 是

REFERENCES

• 41, 1297 (2000).
• Bifunctional acylation catalyst, often superior to Imidazole, A10221, for esterification, amidation, etc. Has found limited use as a catalyst for low-racemization peptide bond formation: Proc. Chem. Soc., 266 (1963); Rec. Trav. Chim., 84, 213 (1965); Liebigs Ann. Chem., 691, 212 (1966). See Appendix 6.
• In a comparative study of 1- vs 4-alkylation using different bases it was found that the best yields of the 1-substituted regioisomers were obtained with DBU: Tetrahedron Lett.,