4-methylpyrazole

  post date: nov 21,2021   expiry date: may 20,2022   detailed description: cas no. :7554-65-6   cas registry number: 7554-65-6   synonyms: ;4-methylpyrazole;4-methyl-1h-pyrazole;   molecular formula: c4h6n2   molecular weight: 82.1038   molecular structure:   hazard symbols:  xn:harmful;   risk codes: r22:;r36/37/38:;   safety description: s24/25:;