3,4-Dihydroxybenzoic Acid CAS 99-50-3

Khoom Piav Qhia:

Khoom Lub Npe: 3,4-Dihydroxybenzoic acid CAS TSIS TAU: 99-50-3

Lub ntsiab lus:

4-Carboxy-1,2-dihydroxybenzene;

protocatechuate;

Benzoic acid, 3,4-dihydroxy;

Tshuaj& Lub Cev Muaj Zog:

Tshwm sim: Dawb mus rau lub teeb daj siv lead ua hmoov

Kev Ntsuas: ≥99.00%

Ceev: 1.559 g/cm3

Kub Point: 410.7 ℃ ntawm 760 mmHg

Cov ntsiab lus Melting: 198-202 ℃

Dej Solubility: Soluble hauv cawv kub thiab ether. Me ntsis soluble hauv dej.

Ruaj Ntseg: Huab Cua Ruaj Ntseg

Kev ruaj ntseg: ruaj khov. Tsis sib xws nrog cov neeg ua kom muaj zog oxidizing, cov hauv paus muaj zog.

Kev Cia Cia: Khaws rau hauv lub thawv kaw kaw. Khaws rau hauv qhov chaw txias, qhuav, qhov cua zoo kom deb ntawm cov tshuaj tsis sib xws.

Cov Ntaub Ntawv Kev Nyab Xeeb:

RTECS: UL0560000

Cov Lus Hais Txog Kev Nyab Xeeb: S26-S37/39

HS Code: 2918290000

WGK Lub Tebchaws Yelemees: 3

Cov Lus Qhia Risk: R36/37/38

Tus lej phom sij: Xi

Kev Tshaj Tawm Kev Nyab Xeeb: H315; H319; H335

Lo Lus Teeb: Ceeb Toom

Cim: GHS07

Cov lus ceeb toom ceeb toom: P261; P305, P351, P338

Protocatechuic acid (PCA) yog dihydroxybenzoic acid, ib hom phenolic acid. Nws yog cov metabolite loj ntawm cov tshuaj antioxidant polyphenols pom hauv cov tshuaj yej ntsuab. Nws muaj kev sib xyaw ua ke ntawm ib txwm thiab mob qog noj ntshav hauv vitro thiab hauv vivo kev tshawb fawb.

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: 3,4-dihydroxybenzoic acid cas 99-50-3, tuam ntxhab, cov chaw muag khoom, lub Hoobkas, yuav, hauv Tshuag

• Tug: 4-Aminobutyric Acid CAS 56-12-2
• Tom ntej: 3,4-Dihydroxyphenylethanol CAS 10597-60-1