百科条目

ID	CAS	中文名	英文名	化学式	分类
1		嘧啶酮	pyrimidone	C4H4N2O
2	4562-27-0	4-嘧啶酮	4-Pyrimidone	C4H4N2O	嘧啶;合成;杂环化合物;合成材料中间体
3	20733-10-2	4-羟基哒嗪	4-Pyridazinol	C4H4N2O	哒嗪类;氮杂环
4	26456-59-7	5-羟基嘧啶	pyrimidin-5-ol	C4H4N2O	嘧啶;嘧啶类;医药中间体
5	2423-65-6	吡嗪-N-氧化物	PYRAZINE N-OXIDE	C4H4N2O
6	17043-94-6	嘧啶 N-氧化物	Pyrimidinen-oxide	C4H4N2O	杂环化合物
7	1457-42-7	哒嗪 N-氧化物	PYRIDAZINE-N-OXIDE	C4H4N2O	哒嗪;医药中间体
8	284682-27-5	5-羟基嘧啶	5-HYDROXYPYRIMIDINE	C4H4N2O
9		2-hydroxylpyrimidine	2-hydroxylpyrimidine	C4H4N2O
10	3920-50-1	1H-吡唑-3-甲醛	Pyrazole-3-Carbaldehyde	C4H4N2O	吡唑;原料;原料药;杂环类;吡唑系列;有机原料-醛;咪唑,吡唑等衍生物
11	220560-88-3	5(2H)-Pyrimidinone (9CI)	5(2H)-Pyrimidinone (9CI)	C4H4N2O
12		IMIDAZOLE-1-CARBOALDEHYDE	IMIDAZOLE-1-CARBOALDEHYDE	C4H4N2O
13	10111-08-7	咪唑-2-甲醛	imidazole-2-carboxaldehyde	C4H4N2O	咪唑;中间体;咪唑类;杂环砌块;通用试剂;化工原料;医药原料;化工中间体;合成中间体;中间体-有机中间体
14	3206-39-1	5-甲基-3H-吡唑-3-酮	3H-Pyrazol-3-one, 5-methyl-	C4H4N2O
15	3034-50-2	4-咪唑甲醛	4(5)-imidazolecarboxaldehyde	C4H4N2O	有机原料;醛类化合物
16	3197-61-3	1-甲酰基咪唑	1H-Imidazole-1-carboxaldehyde	C4H4N2O	树脂固化剂
17		Diazinon 100 μg/mL in Methanol	Diazinon 100 μg/mL in Methanol	C4H4N2O
18		Diazinon 100 μg/mL in Isooctane	Diazinon 100 μg/mL in Isooctane	C4H4N2O
19		Diazinon 100 μg/mL in Acetonitrile	Diazinon 100 μg/mL in Acetonitrile	C4H4N2O
20	65150-73-4	4,5-dihydro-isoxazole-3-carbonitrile	4,5-dihydro-isoxazole-3-carbonitrile	C4H4N2O
21		2-Hydroxypyrazine (100ug/ml in Methanol)	2-Hydroxypyrazine (100ug/ml in Methanol)	C4H4N2O
22		DIAZINON SOLUTION 100UG/ML IN TOLUENE 5ML	DIAZINON SOLUTION 100UG/ML IN TOLUENE 5ML	C4H4N2O
23		DIAZINON SOLUTION 100UG/ML IN TOLUENE 5X1ML	DIAZINON SOLUTION 100UG/ML IN TOLUENE 5X1ML	C4H4N2O
24		2-HYDROXYPYRAZINE (100UG/ML IN METHANOL) 1ML [R]	2-HYDROXYPYRAZINE (100UG/ML IN METHANOL) 1ML [R]	C4H4N2O