4-Methylumbelliferone CAS 90-33-5

CAS:90-33-5

Tātai rāpoi:C10H8O3

Taumaha rāpoi:176.17

EINECS:201-986-7

kupu taurite:TIMTEC-BB SBB009085; UMBELLIFERONE 47; LABOTEST-BB; LT01272564; COUMARIN 456; COUMARIN 4; HYMECROMONE; IFLAB-BB F1918-0038; AURORA KA-3734; B-METHYLUMBELLIFERONE; BETA-METHYLUMBELLIFERONE

Waiho To Karere

Taipitopito Hua

Tikiake

Tohu Hua

He aha te 4-Methylumbelliferone CAS 90-33-5?

4-Methylobelliferone ngira te hanga tioata. Ira whakarewa 185-186 ℃ (194-195 ℃), whakarewahia ki te waiwaro, waikawa ahetiki, wairewa kawakore, me te haukini, paku wairewa ki te wai wera, ether, me te chloroform. Korewharewha kahurangi ina tauhohe ki te waikawa pungatara kukū

Whakatakotoranga

Tūemi	Whakatakotoranga
MW	176.17
Te rewa	188.5-190 °C(marama)
Maamaa	paku wairewa
WHAKAMAHI	Wairewa ki te wai.
Nga tikanga rokiroki	2-8°C
pKa	7.79(i te 25 ℃)

Taupānga

Ko te 4-Methylobelliferone he rongoa choleretic me te takawaenga o te tarukino anti mate pāwera konutai succinate. 4-Methylobelliferone laser waikano, paerewa mo te fluorescence whakatau o te mahi whākōkī. He tohu mo te ine i te waikawa nitric.