产品名称

英文名称：Methyltriphenylphosphonium bromide

同义词

Methyltriphenylphosphonium bromide、1779-49-3、Methyl triphenylphosphonium bromide、Phosphonium, methyltriphenyl-, bromide、methyltriphenylphosphanium bromide、Phosphonium, methyltriphenyl-, bromide (11)、methyl(triphenyl)phosphanium;bromide、Methyl (triphenyl)、三苯基鏻溴甲烷、甲基三苯基溴化鏻鎓、甲基三苯溴化鏻、甲基三苯基溴化磷鎓

产品性质

CAS编号：1779-49-3

分子式：C19H18BrP

分子量：357.22

Beilstein号：3599467

EC号：217-218-9

MDL号：MFCD00011804

PubChem编号：74505

别名：三苯基鏻溴甲烷|甲基三苯基溴化鏻鎓|甲基三苯溴化鏻|甲基三苯基溴化磷鎓

英文别名：Methyltriphenylphosphonium bromide|1779-49-3|Methyl triphenylphosphonium bromide|Phosphonium, methyltriphenyl-, bromide|methyltriphenylphosphanium bromide|Phosphonium, methyltriphenyl-, bromide (11)|methyl(triphenyl)phosphanium;bromide|Methyl (triphenyl)

规格或纯度：98%

英文名称：Methyltriphenylphosphonium bromide

应用：Wittig 烯化盐，最近用于合成烯炔，通过关环复分解反应生成苯并氮杂卓环系。广泛应用于通过 Wittig 反应的亚甲基化作用.

储存温度：充氩

运输条件：常规运输

产品介绍：水中溶解度400 g/L (25°C)，甲醇溶解度950 g/L (20°C)，溶于脂肪醇和氯仿，实际上不溶于芳香烃和丙酮。 Wittig 烯化盐，最近用于合成烯炔，通过关环复分解反应生成苯并氮杂卓环系。广泛应用于通过 Wittig 反应的亚甲基化作用.Used widely for methylenation via the Wittig reaction. Wittig olefination salt employed recently in a synthesis of an enyne which, via ring closing metathesis, provided a benzazepine ring system.

PubChem SID：488184934

IUPAC Name：methyl(triphenyl)phosphanium;bromide

INCHI：InChI=1S/C19H18P.BrH/c1-20(17-11-5-2-6-12-17,18-13-7-3-8-14-18)19-15-9-4-10-16-19;/h2-16H,1H3;1H/q+1;/p-1

InChi Key：LSEFCHWGJNHZNT-UHFFFAOYSA-M

Canonical SMILES：C[P+](C1=CC=CC=C1)(C2=CC=CC=C2)C3=CC=CC=C3.[Br-]

Isomeric SMILES：C[P+](C1=CC=CC=C1)(C2=CC=CC=C2)C3=CC=CC=C3.[Br-]

WGK Germany：3

PubChem CID：74505

Reaxy-Rn：3599467

溶解性：Soluble in water & methanol.

密度：1.3386

敏感性：对湿度敏感

熔点：234-235°C

象形图：

信号词：Danger

危险声明：H301 Toxic if swallowedH411 Toxic to aquatic life with long lasting effectsH302 Harmful if swallowedH312 Harmful in contact with skinH332 Harmful if inhaledH300 Fatal if swallowedH302+H312+H332 Harmful if swallowed, in contact with skin or if inhaled

预防措施声明：P261,P273,P280,P302+P352,P321,P405,P501,P264,P271,P270,P304+P340,P362+P364,P391,P330,P301+P316,P301+P317,P317

个人防护装备：dust mask type N95 (US),Eyeshields,Gloves

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