对苯二甲醚
中文名称: 对苯二甲醚
同义词: 对甲氧基苯;二甲基对苯二酚;对二甲氧基苯;对苯二酚二甲醚;对苯二甲醚;氢醌二甲醚;1,4-二甲氧基苯;二甲氧基苯烯
CAS号: 150-78-7
分子式: C8H10O2
分子量: 138.16
EINECS号: 205-771-9
相关类别: 食品添加剂;食用香料(增香剂);天然等同香料和人造香料;芳烃;Aromatic Ethers;Benzene derivates;Building Blocks;C2 to C8;Chemical Synthesis;Ethers;Organic Building Blocks;Oxygen Compounds
对苯二甲醚 性质
熔点 54-56 °C(lit.)
沸点 213 °C(lit.)
密度 1.053 g/mL at 25 °C(lit.)
蒸气密度 4.8 (vs air)
蒸气压 <1 mm Hg ( 20 °C)
闪点 98 °C
储存条件
溶解度 dioxane: 0.1 g/mL, clear
水溶解性 0.8 g/l (20 oC)
FEMA 2386
Merck
BRN 774605
稳定性 Stable. Combustible. Incompatible with strong oxidizing agents.
CAS 数据库 150-78-7(CAS Database Reference)
NIST化学物质信息 Benzene, 1,4-dimethoxy-(150-78-7)
EPA化学物质信息 Benzene, 1,4-dimethoxy-(150-78-7)
化学性质 白色片状固体,呈甜苜蓿似香气和酚味,稀释至5mg/kg以下有硬壳果香味。熔点56℃,沸点213℃。相对密度(d4661.036。Lml溶于10 mL95%醇中,不溶于苯。天然品存在于风信子精油等中。
用途 GB 2760一96规定为允许使用的食用香料。主要用于配制坚果类香精。
用途 该品为有机合成中间体,用于生产药物甲氧胺盐酸盐、染料黑色盐ANS等。还用作定香剂,用于日用化学品,配制食品、烟用香精;还可作为塑料、涂料的抗风蚀剂。
用途 用作有机化工中间体,用于生产药物甲氧胺盐酸盐、染料黑色盐ANS等,还用作定香剂
1,4-Dimethoxybenzene
Product Name: 1,4-Dimethoxybenzene
Synonyms: 1,3-Bis(hydroxymethyl)-2-benzimidazolinone;1,4-dimethoxy-benzen;2- Benzimidazolinone, 1,3-bis(hydroxymethyl)-;4-Methoxyanisole;Anisole, p-methox
-;Benzene, p-dimethoxy-;Benzene,1,4-dimethoxy-;dimethoxybenzene
CAS: 150-78-7
MF: C8H10O2
MW: 138.16
EINECS: 205-771-9
Product Categories: Aromatic Ethers;Benzene derivates;Building Blocks;C2 to C8;Chemical Synthesis;Ethers;Organic Building Blocks;Oxygen Compounds
Chemical Properties
mp: 54-56 °C(lit.)
bp: 213 °C(lit.)
density: 1.053 g/mL at 25 °C(lit.)
vapor density: 4.8 (vs air)
vapor pressure: <1 mm Hg ( 20 °C)
Fp: 98 °C
solubility: dioxane: 0.1 g/mL, clear
Water Solubility: 0.8 g/l (20 oC)
FEMA: 2386
BRN: 774605
Stability: Stable. Combustible. Incompatible with strong oxidizing agents.
NIST Chemistry Reference:Benzene, 1,4-dimethoxy-(150-78-7)
EPA Substance Registry System:Benzene, 1,4-dimethoxy-(150-78-7)
Chemical Properties:white crystals or powder
Usage:Food flavor
General Description:Colorless crystals.
Reactivity Profile:1,4-Dimethoxybenzene is an ether. Ethers may react violently with strong oxidizing agents. In other reactions, which typically involve the breaking of the carbon-oxygen bond, ethers are relatively inert.
Air & Water Reactions: Slightly water soluble