英文名稱：Acrylic acid
CAS號(hào)：79-10-7
分子式：C3H4O2
分子量：72.06
EINECS號(hào)：201-177-9
屬性
熔點(diǎn) 13 °C(lit.)
沸點(diǎn) 139 °C(lit.)
密度 1.051 g/mL at 25 °C(lit.)
蒸氣密度2.5 (vs air)
蒸氣壓4 mm Hg ( 20 °C)
折射率 n20/D 1.421
閃點(diǎn) 130 °F
儲(chǔ)存條件 15-25°C
溶解度 1000g/l
酸度系數(shù)(pKa)4.25(at 25℃)
形態(tài)Liquid
顏色Clear
PH值2.1 (72.06g/l, H2O, 20℃)
爆炸極限值(explosive limit)3.9-19.8%(V)
水溶解性 MISCIBLE
最大波長(zhǎng)(λmax)231nm(lit.)
敏感性 Air Sensitive
Merck 14,130
BRN 635743
暴露限值TLV-TWA 10 ppm (30 mg/m3) (ACGIH).
穩(wěn)定性Stability Unstable - may contain p-methoxyphenol as an inhibitor. Prone to hazardous polymerization. Combustible. Incompatible with strong oxidizing agents, strong bases, amines. Contact with oxidizers may cause fire. Light and air sensitive. Hygroscopic.
安全信息
危險(xiǎn)性符號(hào)(GHS)
GHS07,GHS02,GHS05,GHS06,GHS08,GHS09
警示詞Danger
危險(xiǎn)性描述H290-H302-H311+H331-H370-H371-H372-H312-H332-H226-H302+H312+H332-H314-H335-H400
防范說明P210-P261-P273-P303+P361+P353-P304+P340+P310-P305+P351+P338-P260h-P405-P501a-P233-P234-P240-P241+P242+P243-P260-P264-P270-P271-P280-P301+P330+P331+P310-P303+P361+P353+P310+P363-P305+P351+P338+P310-P307+P311-P390-P391-P403+P233
危險(xiǎn)品標(biāo)志 C,N
危險(xiǎn)類別碼 10-20/21/22-35-50
安全說明 26-36/37/39-45-61
危險(xiǎn)品運(yùn)輸編號(hào) UN 2218 8/PG 2
WGK Germany 1
RTECS號(hào)AS4375000
F 8-13
自燃溫度744 °F
TSCA Yes
HazardClass 8
PackingGroup II
海關(guān)編碼 29161110
毒性LD50 orally in rats: 2.59 g/kg (Smyth)