4-Methylumbelliferonum CAS 90-33-5

CAS:90-33-5

Formula Molecularis:C10H8O3

Pondus Moleculare:176.17

EINECS:201-986-7

Synonyma:TIMTEC-BB SBB009085; UMBELLIFERONUM 47; LABOTEST-BB; LT01272564; COUMARINUM 456; COUMARINUM 4; HYMECROMONUM; IFLAB-BB F1918-0038; AURORA KA-3734; B-METHYLUMBELLIFERONUM; BETA-METHYLUMBELLIFERONUM.

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Detalia Producti

Deprime

Etiquettae Productarum

Quid est 4-Methylumbelliferonum CAS 90-33-5?

Crystalli 4-Methylobelliferoni aciformis. Punctum liquefactionis 185-186 ℃ (194-195 ℃), solubiles in ethanolo, acido acetico, solutionibus alcalinis, et ammoniaco, leviter solubiles in aqua calida, aethere, et chloroformio. Fluorescentia caerulea cum acido sulfurico concentrato reagit.

Specificatio

Res	Specificatio
MW	176.17
Punctum fusionis	188.5-190°C (lit.)
Puritas	paulum solubilis
SOLUBILIS	In aqua solubilis.
Conditiones repositionis	2-8°C
pKa	7.79 (ad 25℃)

Applicatio

4-Methylobelliferonum est medicamentum cholereticum et intermedium medicamenti antiallergici natrii succinatis. Tinctura laserica 4-Methylobelliferoni, norma ad determinationem fluorescentiae activitatis enzymaticae. Indicator ad mensurandum acidum nitricum.