compound introduction
溶于水呈红色，微溶于酒精和溶纤素，不溶于其他有机溶剂。遇浓硫酸呈紫色，将其稀释后呈红光橙色，遇浓硝酸呈黄色溶液。其水溶液加浓盐酸呈红色。加氢氧化钠液呈棕色。
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New Coccine
Dangerous GoodsCAS number：2611-82-7 molecular formula：C20H11N2Na3O10S3
overview
Specs
| Chinese alias | 酸性红18，丽春红4R | ||
| English alias | C.I. 16255 Cochineal Red A Acid Red 18 Ponceau 4 R | ||
| CAS number | 2611-82-7 | molecular formula | C20H11N2Na3O10S3 |
| molecular weight | 604.47 g/mol | Exact mass | ≥90% |
| PSA | 242.000 Ų | logp | - |
numbering system
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physicochemical properties
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Safety information
WGK Germany：
2
RTECS：
QJ6530000
Production methods and uses
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MSDS
Found 1 shareMSDS
2611-82-7 | Ponceau 4R.pdf
