环己酮 108-94-1


中文名环己酮
中文同义环巳酮;环已酮;安酮;環己酮;二硫化碳中环己酮;环己酮-GCS;环己酮 标准品;环己酮 危险品;环己酮
英文名Cyclohexanone
英文同义Anon;caswellno270;Cicloesanone;Cykloheksanon;Cyclohexanone Manufacturer;CYCLOHEXANONE, REAGENT (ACS)CYCLOHEXANONE, REAGENT (ACS)CYCLOHEXANONE, REAGENT (ACS);AKOS BBS-00004296;PIMELIC KETONE
CAS108-94-1
分子式C6H10O
分子量98.14
EINECS203-631-1
结构式环己酮
性质
熔点-47 °C (lit.)
沸点155 °C (lit.)
密度0.947 g/mL at 25 °C (lit.)
蒸气密度3.4 (vs air)
蒸气压3.4 mm Hg ( 20 °C)
折射率n20/D 1.450(lit.)
FEMA3909 | CYCLOHEXANONE
闪点116 °F
储存条件Store at +5°C to +30°C.
溶解度90g/l
酸度系数(pKa)17(at 25℃)
形态Liquid
颜色APHA: ≤10
气味 (Odor)Like peppermint and acetone.
PH值7 (70g/l, H2O, 20℃)
相对极性0.281
爆炸极限值(explosive limit)1.1%, 100°F
水溶解性150 g/L (10 ºC)
Merck14,2726
JECFA Number1100
BRN385735
Henrys Law Constant1.2 x 10-5 atm?m3/mol at 25 °C (Hawthorne et al., 1985) 6.92 x 10-5 atm?m3/mol at 60.00 °C, 10.7 at 70.00 °C, 16.4 at 80.00 °C (headspace-GC, Hovorka et al., 2002)
暴露限值TLV-TWA 100 mg/m3 (25 ppm) (ACGIH); IDLH 5000 ppm (NIOSH).
稳定性Stable. Combustible. Incompatible with strong oxidizing agents.
(IARC)致癌物分类3 (Vol. 47, 71) 1999

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