Protocatechuic acid CAS 99-50-3 Protocatechuic acid (PCA) bụ 3,4-dihydroxybenzoic acid. Ọ bụ phenolic acid dị mfe, nke bụ ihe mmalite maka njikọ nke ụmụ irighiri ihe ndị ọzọ dị mgbagwoju anya, dị ka anthocyanin 3-ochemicalbook- β- D-glucoside na vanillin. A na-achọta ya na akwụkwọ nri, mkpụrụ osisi, mkpụrụ, osikapa agba aja aja, pecans, tii, ifuru hibiscus na ụfọdụ ọgwụ ndị China.
Believe Chemical bụ China na-edugaProtocatechuic acid CAS 99-50-3emeputa, soplaya na mbupụ. Na-agbaso n'ịchụso nke zuru okè àgwà ngwaahịa, nke mere na anyịProtocatechuic acid CAS 99-50-3enwela afọ ojuju site na ọtụtụ ndị ahịa. Shandong kwere
Anyị dị mma na uru nke ngwaahịa kemịkal dị n'ọhịa. A na-ebupụ ngwaahịa anyị na Europe, United States, Japan, South Korea, Southeast Asia na obodo na mpaghara ndị ọzọ. Na sayensị na nkà na ụzụ dị ka onye ndu, ịkwụwa aka ọtọ dị ka ntọala, àgwà dị ka ndụ, na ịdabere na ụlọ ọrụ echiche nke ọhụrụ na mmepe, anyị na-atụ anya n'ezie na-eguzobe mgbanwe na nnukwu imekọ ihe ọnụ na anụ ụlọ na mba ọzọ ahịa ike ọganihu!
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Aha ngwaahịa |
Protocatechuic acid |
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Usoro |
Ibu molekụla |
154.12 | |
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CAS NO. |
99-50-3 |
Ọnụọgụ |
500KG |
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Ihe |
Nkọwapụta |
Nsonaazụ |
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Ọdịdị |
ọcha crystalline ntụ ntụ |
Na-akwado |
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Nyocha |
â¥99.0% |
99.16% |
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NKWUBIOKWU |
Nsonaazụ dabara na ọkọlọtọ |
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Ebe mgbaze 197-200 Celsius C (December) (L)
Ebe esi esi 237.46 Celsius C (atụmatụ siri ike)
Njupụta 1.54
Ntụgharị ntụgharị 1.6400 (echere) fema4430 | 3.4-dihydroxybenzoic acid
Ọnọdụ nchekwa dị ala 30 Celsius
Solubility 20g / l
Ọnụọgụ acidity (PKA) 4.48 (na 25 â)
Morphology nke ezigbo ntụ ntụ
Agba agba aja aja ruo aja aja
Protocatechuic acid (PCA) bụ 3,4-dihydroxybenzoic acid. Ọ bụ phenolic acid dị mfe, nke bụ ihe mmalite maka njikọ nke ụmụ irighiri ihe ndị ọzọ dị mgbagwoju anya, dị ka anthocyanin 3-ochemicalbook- β- D-glucoside na vanillin. A na-achọta ya na akwụkwọ nri, mkpụrụ osisi, mkpụrụ, osikapa agba aja aja, pecans, tii, ifuru hibiscus na ụfọdụ ọgwụ ndị China.
