Hu rau:Errol Zhou (Mr.)
Tel: ntxiv 86-551-65523315
Mobile/WhatsApp: ntxiv 86 17705606359
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Email:sales@homesunshinepharma.com
Ntxiv:1002, Huanmao Tsev, No.105, Mengcheng Txoj kev, Hefei Lub zos, 230061 Tuam Tshoj
CAS TSIS TAU: 139-85-5
Cov mis mos molecular: C7H6O3
Molecular phaus: 138.12100
EINECS TSIS YOG: 205-377-7
MDL TSIS YOG: MFCD00003370
Khoom Piav Qhia:
Khoom Lub Npe: Protocatechualdehyde CAS TSIS TAU: 139-85-5
Lub ntsiab lus:
Benzaldehyde, 3,4-dihydroxy-;
3,4-Dihydroxy benzaldehyde;
Tshuaj& Lub Cev Muaj Zog:
Tshwm sim: Xim av hmoov av
Kev Ntsuas: ≥99.00%
Ceev: 1.409g/cm3
Kub Point: 295.4 ℃ ntawm 760mmHg
Melting Point: 152-157 ℃
Flash Point: 146.7 ℃
Refractive Index: 1.674
Dej Solubility: 50 g/L (20 ℃)
Kev ruaj ntseg: ruaj khov. Tsis sib xws nrog cov hauv paus muaj zog, cov neeg ua kom muaj zog oxidizing.
Cia Li Cas: 2-8 ℃
Vapor Siab: 0.000867mmHg ntawm 25 ℃
Dej Solubility: 50 g/L (20 ℃)
Ruaj Ntseg: Huab Cua Ruaj Ntseg
Cov Ntaub Ntawv Kev Nyab Xeeb:
RTECS: UL0380000
Cov Lus Hais Txog Kev Nyab Xeeb: S26-S37/39
HS Code: 29124900
WGK Lub Tebchaws Yelemees: 3
Cov Lus Qhia Risk: R36/37/38
Tus lej phom sij: Xi
Protocatechuic aldehyde yog phenolic aldehyde, cov khoom tso tawm los ntawm cov cork nres rau hauv cawv. Cov tshuaj no tuaj yeem siv ua ntej ntawm vanillin synthesis los ntawm kev hloov pauv biotransformation los ntawm kev coj noj coj ua ntawm Capsicum frutescens, ib hom Chili kua txob. Nws kuj tseem pom nyob hauv nceb Phellinus linteus.
Yog tias koj txaus siab rau peb cov khoom lossis muaj lus nug, thov koj xav tiv tauj peb!
Cov khoom lag luam nyob rau hauv patent tau muab rau R& D lub hom phiaj nkaus xwb. Txawm li cas los xij, lub luag haujlwm zaum kawg tshwj xeeb tshaj yog nrog tus neeg yuav khoom.
Cim npe nrov: protocatechualdehyde cas 139-85-5, tuam ntxhab, cov chaw muag khoom, lub Hoobkas, yuav, hauv Tshuag
