compound introduction
微溶于水及乙醇，其碱性溶液呈紫色，弱酸性溶液为黄色，强酸性溶液为粉红色。酸碱指示剂，pH1.2(红)～2.8(黄)，pH7.4(棕黄)～9.0(紫)。 (red)1.2 ～ 2.8(yellow), (yellow)7.4 ～ 9.0(purple)
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m-Cresol purple indicator
Dangerous GoodsCAS number：2303-1-7 molecular formula：C21H18O5S
overview
Specs
| Chinese alias | 间甲苯酚紫 | ||
| English alias | m-Cresol purple | 2303-01-7 | Cresol purple | 3,3-Bis(4-hydroxy-2-methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide | m-Cresolsulfonphthalein | 3-Cresol purple | Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[3-methyl- | m-Cresolsulfonephth | ||
| CAS number | 2303-1-7 | molecular formula | C21H18O5S |
| molecular weight | 382.43 g/mol | Exact mass | 0.40% |
| PSA | 92.200 Ų | logp | 3.7 |
numbering system
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physicochemical properties
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Safety information
WGK Germany：
3
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MSDS
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