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

CAS:Ọdun 19829-74-4

Fọọmu Molecular:C8H6O6

Ìwọ̀n Molikula:198.13

Awọn itumọ ọrọ sisọ: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-benzenedicarboxylicacid; 6-DIHYDROXYISOPHTHALICID; DK7436

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

4,6-Dihydroxyisophthalic acid jẹ ẹya Organic yellow, tun mo bi terephthalic acid (TDA). O jẹ lulú kristali funfun kan, tiotuka ninu omi, ọti-waini ati awọn ohun elo ester, ati insoluble ni awọn nkan ti kii ṣe pola. 4,6-Dihydroxyisophthalic acid jẹ acid ti ko lagbara, ati pe ẹgbẹ hydroxyl rẹ jẹ ekikan, eyiti o le kopa ninu esterification ati awọn aati acylation.

Sipesifikesonu

Ojuami yo	308-310 ℃
Oju omi farabale	551.0± 35.0°C(Asọtẹlẹ)
oju filaṣi	301,1 ± 22,4 °C
iwuwo	1,8 ± 0,1 g / cm3
olùsọdipúpọ̀ acid (pKa)	2.56± 0.10 (Asọtẹlẹ)
Ipa oru	0.0±1.6 mmHg ni 25°C
Atọka itọka	1.718
Awọn ipo ipamọ	Inert bugbamu, RoomTemperature

Ohun elo

4, 6-dihydroxyisophthalic acid jẹ ohun elo aise pataki fun iṣelọpọ awọn ohun elo polyester polyester, gẹgẹbi okun polyester, fiimu polyester, awọ polyester ati bẹbẹ lọ. O tun le ṣee lo bi agbedemeji ni iṣelọpọ ti awọn awọ, awọn resini, awọn idaduro ina ati awọn kemikali miiran.