Methyl gallate CAS 99-24-1 waa crystal prismatic monoclinic (methanol). Meesha dhalaalidu waa 201-203 ° C (157 ° C, hydrate ama crystal la xaliyay). Ku milmay biyaha kulul, ethanol, ether.
Believe Chemical waa Shiinaha hormuudka ka ahMethyl gallate CAS 99-24-1soo saaraha, alaab-qeybiyaha iyo dhoofiyaha. U hoggaansanaanta raadinta tayada qumman ee alaabta, si ay Methyl gallate CAS 99-24-1 ay ku qanacsan yihiin macaamiil badan. Shandong Rumayso
Waxaan ku fiicanahay faa'iidooyinka alaabta kiimikada ee goobta. Alaabadayada waxaa loo dhoofiyaa Yurub, Mareykanka, Japan, Kuuriyada Koonfureed, Koonfur-bari Aasiya iyo dalal kale iyo gobollada. Iyada oo sayniska iyo tignoolajiyada ay yihiin hagaha, daacadnimada aasaaska, tayada nolosha, iyo ku tiirsanaanta fikradda ganacsi ee hal-abuurka iyo horumarka, waxaan si dhab ah u rajaynaynaa in aan abuurno is-weydaarsi iyo iskaashi ballaaran oo lala yeesho macaamiisha gudaha iyo kuwa shisheeye si loo abuuro barwaaqo!
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Magaca Alaabta |
Methyl gallate |
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Formula |
C8H8O5 |
Miisaanka Molecular |
184.15 |
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CAS NO. |
99-24-1 |
Tirada |
500KG |
|
Walxaha |
Tilmaamid |
Natiijooyinka |
|
Muuqashada |
White to slightly beige Crystalline Powder |
waafaqsan |
|
Qiimayn |
â¥99.0% |
99.1% |
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GUNAANAD |
Natiijadu waxay la socotaa heerka caadiga ah |
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Barta dhalaalka 201-204°C
Barta karkarinta 278.08°C (qiyaastii)
Cufnaanta 1.3840 (la qiyaasi karo)
Tusmada dib-u-celinta 1.5690 (qiyaas)
Xaaladaha Kaydinta Inertatmosphere, Heerkulka Qolka Solubility ethanol: 50mg/ml, cad
MorphologyCrystalline Powde
Isku-dhafka midab-takoorka (pKa) 8.04± 0.23 (La saadaaliyay)
MidabkaWhitetoslightlybeige
BIYAHA-LALAHA BIYAHA HOYSKA AH
Dhexdhexaadiyaha dhimayaasha biphenyl. Sidoo kale waa antioxidant caag ah.
Waxa loo istcimaalay dhexdhexaad ahaan biphenyl bisphenol iyo dawooyinka kale
