20621-25-4

• 常用中文名：N,N-二乙基亚磷酰胺二甲基
• 常用英文名：Dimethyl N,N-Diethyl Phosphoramidite
• CAS号：20621-25-4
• 分子式：C₆H₁₆NO₂P
• 分子量：165.17100
• 发布时间：2016-02-08 04:01:35
• 更新时间：2026-07-15 20:13:55

名称

• 中文名: N,N-二乙基亚磷酰胺二甲基
• 英文名: N-dimethoxyphosphanyl-N-ethylethanamine
• 中文别名: (二乙基氨基)二甲氧基膦
• 英文别名: Dimethyl N,N-diethylphosphoramidate; dimethyl diethylphosphoramidite; DIMETHYL N,N-DIETHYLPHOSPHORAMIDITE; dimethoxy(diethylamino)phosphine; Phosphoramidous acid,N,N-diethyl-,dimethyl ester; dimethyl N,N-diethylamidophosphite; DIMETHYL-N,N-DIETHYLPHOSPHOROAMIDITE; (DiethylaMino)diMethoxyphosphine; Dimethylphosphorigesaeurediethylamid; dimethyl N,N-diethylphosphoramidite; bis(methoxy)(diethylamino)phosphine; Phosphoramidous acid, N,N-diethyl-, dimethyl ester; Diethyl-phosphoramidous acid dimethyl ester; DiMethyl DiethylphosphoraMidite; dimethyl N,N-dimethylaminophosphoramide

物化性质

• 沸点: 106.5ºC at 760 mmHg
• 分子式: C₆H₁₆NO₂P
• 分子量: 165.17100
• 闪点: 18.2ºC
• 精确质量: 165.09200
• PSA: 35.29000
• LogP: 1.84790
• 蒸汽压: 28.2mmHg at 25°C

安全

• 海关编码: 2931900090

合成路线

67-56-1 1069-08-5 ~61% 20621-25-4

文献：Watanabe, Yutaka; Nakamoto, Chikara; Yamamoto, Takashi; Ozaki, Shoichiro Tetrahedron, 1994 , vol. 50, # 22 p. 6523 - 6536

1069-08-5 124-41-4 ~% 20621-25-4

文献：Monatshefte fuer Chemie, , vol. 99, # 4 p. 1473 - 1482

上下游产品

上游产品  3
67-56-1 1069-08-5 124-41-4
下游产品  9
183426-38-2 127633-36-7 109-89-7 121-45-9
78304-21-9 3743-07-5 96600-23-6 421-16-9
79378-30-6

海关

海关编码	2931900090
中文概述	2931900090. 其他有机-无机化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:AB(入境货物通关单,出境货物通关单). 最惠国关税:6.5%. 普通关税:30.0%
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%