CAS:90-33-5
Molecular Formula:C10H8O3
Moleculaire Gewicht:176.17
EINECS:201-986-7
Synonyms:TIMTEC-BB SBB009085; UMBELLIFERONE 47; LABOTEST-BB; LT01272564; COUMARIN 456; COUMARIN 4; HYMECROMONE; IFLAB-BB F1918-0038; AURORA KA-3734; B-METHYLUMBELLIFERONE; BETA-METHYLUMBELLIFERONE
4-Methylobelliferone needle shaped crystals. Melting point 185-186 ℃ (194-195 ℃), soluble in ethanol, acetic acid, alkaline solutions, and ammonia, slightly soluble in hot water, ether, and chloroform. Blue fluorescence when reacting with concentrated sulfuric acid
| Item | Specificatie |
| MW | 176.17 |
| Smeltpunt | 188.5-190 °C(lit.) |
| Zuiverheid | slecht oplosbaar |
| OPLOSBAAR | Oplosbaar in water. |
| Opslag omstandigheden | 2-8°C |
| pKa | 7.79(at 25℃) |
4-Methylobelliferone is a choleretic drug and an intermediate of the anti allergic drug sodium succinate. 4-Methylobelliferone laser dye, standard for fluorescence determination of enzyme activity. An indicator for measuring nitric acid.
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