物质信息

ID:715533

1,1,3,3-四甲基胍

名称和标识
IUPAC标准名
1,1,3,3-tetramethylguanidine
IUPAC传统名
1,1,3,3-tetramethylguanidine
别名
1,1,3,3-四甲基胍1,1,3,3-TetramethylguanidineTMG
数据登录号
Beilstein号
CAS号
化合物性质
安全信息
欧盟危险性物质标志
腐蚀性 腐蚀性 (C)
有害性 有害性 (X)
保存注意事项
Air Sensitive
GHS危险品标识
GHS06
急性毒性(口服,皮肤接触,吸入),类别1,2,3
GHS05
腐蚀金属,类别1
腐蚀皮肤,类别1A,1B,1C
严重眼损伤,类别1
GHS02
易燃气体类别1
易燃气溶胶,第1,2类
易燃液体,类别1,2,3
自反应物质和混合物,类型B,C,D,E,F
自燃液体类别1
自燃固体类别1
自我放热物质和混合物,类别1,2
与水接触的物质和混合物,放出易燃气体类别1,2,3
有机过氧化物,类别B,C,D,E,F
危险公开号
22-34
安全公开号
26-36/37/39-45
联合国危险货物等级
8
GHS危险声明
H301-H314-H318-H226
TSCA收录
联合国危险货物包装类别(PG)
II
GHS警示性声明
P210-P301+P310-P303+P361+P353-P305+P351+P338-P405-P501A
联合国危险货物编号
UN2920
理化性质
沸点
162°C
密度
0.918
熔点
<-30°C
折射率
1.4690
闪点
60°C(140°F)
产品相关信息
纯度
99%
描述信息
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分子图谱
暂无数据
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参考文献
• Inexpensive and efficient ligand for the palladium-catalyzed Heck reaction: Synlett, 1885 (2005).
• Other uses include: Acylation of amino acids by methyl trifluoroacetate: Synthesis, 399 (1976). Formation of Boc-amino acids with tert-butyl phenyl carbonate: Org. Synth. Coll., 6, 203 (1988). Cleavage of peptides from resins: Tetrahedron, 40, 4237 (1984). Selective cleavage of a primary benzyloxycarbonyl (Cbz, Z) group in the presence of either Boc or secondary Cbz: J. Chem. Soc., Perkin 1, 1905 (1988). See also 4-Chloromethylpyridine hydrochloride, A12859 and Appendix 6.
• Strong organic base useful for the formation of organic-soluble salts, and as a basic catalyst, e.g. in Michael addition reactions: J. Org. Chem., 27, 3175 (1962); Tetrahedron Lett., 569 (1973). Preferred catalyst in the Michael addition of aliphatic nitro compounds to unsaturated esters: Synthesis, 44 (1972); 953 (1989); Tetrahedron Lett., 30, 993 (1989).
• Useful base for formation of TBDMS ethers of alcohols with tert-Butyldimethylchlorosilane, A13064: J. Org. Chem., 49, 4657 (1984).
• For use in the Baylis-Hillman reaction, see: J. Chem. Soc., Perkin 1, 2831 (2001).