4,6-DIHYDROXYISOPHTHALIC ACID CAS 19829-74-4

CAS:19829-74-4

Tsarin Kwayoyin Halitta:C8H6O6

Nauyin kwayoyin halitta:198.13

Ma'ana iri ɗaya:Resorcinol-4,6-dicarboxylicacid; 4,6-dihydroxyisophthalic; 1,3-Benzenedicarboxylicacid,4,6-dihydroxy-; 4,6-dihydroxybenzene-1,3-dicarboxylicacid; 4,6-DIHYDROXYISOPHTHALICACID; 4,6-Dihydroxy-1,3-benzenedicarboxylicaid; 6-DIHYDROXYISOPHTHALICACID; DK7436

A bar saƙonka

Cikakken Bayani game da Samfurin

Saukewa

Alamun Samfura

Menene 4,6-DIHYDROXYISOPHTHALIC ACID CAS 19829-74-4?

4,6-Dihydroxyisophthalic acid wani sinadari ne na halitta, wanda kuma aka sani da terephthalic acid (TDA). Farin foda ne mai lu'ulu'u, yana narkewa a cikin ruwa, barasa da ester solvents, kuma ba ya narkewa a cikin abubuwan da ba su da polar solvents. 4,6-Dihydroxyisophthalic acid wani sinadari ne mai rauni, kuma rukunin hydroxyl ɗinsa yana da acidic, wanda zai iya shiga cikin halayen esterification da acylation.

Ƙayyadewa

Wurin narkewa	308-310℃
Wurin tafasa	551.0±35.0°C(An yi hasashen)
Wurin walƙiya	301.1±22.4°C
Yawan yawa	1.8±0.1 g/cm3
Ma'aunin acidity (pKa)	2.56±0.10 (An yi hasashen)
Matsi na tururi	0.0±1.6 mmHg a 25°C
Ma'aunin haske	1.718
Yanayin ajiya	Yanayi mara motsi, Zafin Ɗaki

Aikace-aikace

4, 6-dihydroxyisophthalic acid muhimmin abu ne da ake amfani da shi wajen samar da kayan polymer na polyester, kamar su zare na polyester, fim ɗin polyester, fenti na polyester da sauransu. Haka kuma ana iya amfani da shi a matsayin matsakaici wajen haɗa rini, resins, abubuwan hana ƙonewa da sauran sinadarai.