| post date: | dec 26,2021 |
| expiry date: | jun 24,2022 |
| detailed description: |
cas no. :89-36-1
m.w.: 254.2 formula：c10h10n2o4s appearance：light yellow crystals purity(as dry)：99% min. water content：2% max. insolubles in acid: 0.15% max. application：dyes intermediates, mainly used to produce acid yellow 11, 12, 25, 76, 117, acid orange 63, direct orange 1, 30, 31, direct yellow 17 etc. packing：25kg net bag |
| cas registry number: | 89-36-1 |
| synonyms: | ;3-methyl-1-(4-sulfophenyl)-5-pyrazolone;4-(4,5-dihydro-3-methyl-5-oxo-1h-pyrazol-1-yl)-benzenesulfonic acid;1-(4-sulfophenyl)-3-methyl-5-pyrazolone;4-(3-methyl-5-oxo-4,5-dihydro-1h-pyrazol-1-yl)benzenesulfonic acid;4-(3-methyl-5-oxo-2,5-dihydro-1h-pyrazol-1-yl)benzenesulfonic acid;4-(3-methyl-5-oxo-4,5-dihydro-1h-pyrazol-1-yl)benzenesulfonate;1-(4'-sulfonylphenyl)-3-methyl-5-pyrazolone;smp;1-(4-sulphophenyl)-3-methyl-5-pyrazolone; |
| molecular formula: | c10h9n2o4s |
| molecular weight: | 253.255 |
| molecular structure: | 
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| hazard symbols: | |
| risk codes: | r34:; |
| safety description: | s26:; s36/37/39:; s45:; |
