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3-Chloromethyl-1,2,4-triazolin-5-one CAS#252742-72-6

3-Chloromethyl-1,2,4-triazolin-5-one CAS#252742-72-6

3-Chloromethyl-1,2,4-triazolin-5-one CAS#252742-72-6
3-Chloromethyl-1,2,4-triazolin-5-one CAS#252742-72-6
Catalog No.:ALS11102

Aolisenchem provides chemical intermediates 3-Chloromethyl-1,2,4-triazolin-5-one CAS#252742-72-6, which can be used as an intermediate used in the synthesis of Aprepitant and Fosaprepitant, used as antiemetic drugs.




Specifications of 3-Chloromethyl-1,2,4-triazolin-5-one CAS#252742-72-6

Appearance: Solid

Purity: 98%

Boiling Point: 426°C at 760 mmHg

Melting Point: 199°C(lit.)

Water (KF): 1.0%


Properties Of 3-Chloromethyl-1,2,4-triazolin-5-one CAS#252742-72-6 

Other Names

5-(Chloromethyl)-1,2-dihydro-1,2,4-triazol-3-one; 

3-(Chloromethyl)-1H-1,2,4-triazol-5(4H)-one

CAS Number252742-72-6
Molecular FormulaC3H4ClN3O
Molecular Weight133.54
MDL NumberMFCD07776630


Safety Information Of 3-Chloromethyl-1,2,4-triazolin-5-one CAS#252742-72-6 

Signal word: Danger

Hazard statement(s):

H302 Harmful if swallowed

H314 Causes severe skin burns and eye damage

H319 Causes serious eye irritation

H341 Suspected of causing genetic defects

H351 Suspected of causing cancer

Personal protective: eye shield, dust mask type N95 (US), Gloves

Emergency treatment: if inhale, please move to fresh air; if contact with skin, remove the contaminated clothing and wash the skin thoroughly with soap and water. If you feel uncomfortable, seek medical attention immediately.


3-Chloromethyl-1,2,4-triazolin-5-one CAS#252742-72-6

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