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CAS號:120-80-9
英文名稱:Pyrocatechol
英文同義詞:Kachin;Katechol;CATECHOL;NSC 1573;120-80-9;c.i.76500;c.i. 76500;fourrine68;NCI-C55856;o-Diphenol
中文名稱:鄰苯二酚
中文同義詞:茶酚;兒茶酚;兒茶酸;鄰苯二酚;鄰苯二酚;鄰二羥苯;焦兒茶酚;苯鄰二酚;焦性兒茶酚;天然鄰苯二酚
分子式:C6H6O2
分子量:110.11
熔點:100-103 °C (lit.)
沸點:245 °C (lit.)
密度:1,371 g/cm3
蒸氣密度:3.8 (vs air)
蒸氣壓:1 mm Hg ( 75 °C)
折射率:1.6120 (estimate)
閃點:279 °F
儲存條件:Store below +30°C.
溶解度:430g/l
酸度系數(shù)(pKa):9.85(at 20℃)
形態(tài):Crystalline Flakes
顏色:white to faintly beige
PH值:6 (100g/l, H2O, 20℃)
爆炸極限值(explosive limit):1.97%(V)
水溶解性:430 g/L (20 ºC)
敏感性:Air & Light Sensitive
Merck:14,7999
BRN:471401
暴露限值:TLV-TWA 5 ppm (~22 mg/m3) (ACGIH). .
穩(wěn)定性:Stable. Substances to be avoided include acid chlorides, acid anhydrides, bases, oxidizing agents, nitric acid. Light sensitive; may discolour on exposure to air. Combustible.
CAS 數(shù)據(jù)庫:120-80-9(CAS DataBase Reference)
NIST化學(xué)物質(zhì)信息:1,2-Benzenediol(120-80-9)
(IARC)致癌物分類:2B (Vol. 15, Sup 7, 71) 1999
EPA化學(xué)物質(zhì)信息:Catechol (120-80-9)