乙胺嘧啶 58-14-0

包装: 1G|100G|500G|1KG|100KG

现货支持定制

产品信息
中文名	乙胺嘧啶
中文同义	6-乙基-5-(4-氯苯基)-2,4-嘧啶二胺;2,4-二氨基-6-乙基-5-对氯苯基嘧啶;比利美胺;达拉匹林;乙胺嘧啶;息疟定;乙嘧啶,息疟定;马来酰亚胺-羧酸
英文名	Pyrimethamine
英文同义	2,4-Diamino-5-(4-chlorophenyl)-6-ethylpyrimidine;[2-amino-5-(4-chlorophenyl)-6-ethyl-pyrimidin-4-yl]amine;Pyrimethamine,5-(4-Chlorophenyl)-6-ethyl-2,4-pyrimidinediamine;Pyrimethamine (200 mg);PyriMethaMine,darapriM;5-(p-chlorophenyl)-6-ethyl-4-pyrimidinediamine;BW 50-63;bw50-63
CAS	58-14-0
分子式	C12H13ClN4
分子量	248.71
EINECS	200-364-2
结构式
性质
熔点	233-234°C
沸点	393.35°C (rough estimate)
密度	1.2171 (rough estimate)
折射率	1.6110 (estimate)
储存条件	0-6°C
溶解度	Prepare the solution immediately before use. Dissolve 0.25 g in a mixture of 1 volume of methanol R and 3 volumes of methylene chloride R and dilute to 10 mL with the same mixture of solvents. The solution is clear (2.2.1) and not more intensely coloured than reference solution BY6 (2.2.2, Method II).
酸度系数(pKa)	pKa 7(t=20.0) (Uncertain)
形态	neat
水溶解性	<0.01 g/100 mL at 21 ºC
最大波长(λmax)	276nm(lit.)
Merck	14,7985
BRN	219864
稳定性	Stable, but light sensitive. Combustible. Incompatible with strong oxidizing agents.
NIST化学物质信息	Pyrimethamine(58-14-0)
(IARC)致癌物分类	3 (Vol. 13, Sup 7) 1987
EPA化学物质信息	Pyrimethamine (58-14-0)