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4,5-二氢-6-甲基-3(2H)-哒嗪酮

4,5-二氢-6-甲基-3(2H)-哒嗪酮用途

【用途一】
磺胺药3-磺胺-6-甲基哒嗪的中间体

4,5-二氢-6-甲基-3(2H)-哒嗪酮名称

[ CAS 号 ]:
5157-08-4

[ 中文名 ]:
4,5-二氢-6-甲基哒嗪-3(2H)-酮

[ 英文名 ]:
4,5-Dihydro-6-methylpyridazin-3(2H)-one

[中文别名 ]:

[英文别名 ]:

6-methyl-4,5-dihydro-2H-pyridazin-3-one
6-METHYL-2,3,4,5-TETRAHYDROPYRIDAZIN-3-ONE
3(2H)-Pyridazinone, 4,5-dihydro-6-methyl-
4,5-Dihydro-6-methyl-3(2H)-pyridazinone
6-Methyl-4,5-dihydro-3-pyridazone
6-Methyl-4,5-dihydro-3(2H)-pyridazinone
6-Methyl-4,5-dihydropyridazin-3(2H)-one
dihydropyridazinone
MFCD00006455

4,5-二氢-6-甲基-3(2H)-哒嗪酮物理化学性质

[ 密度 ]:
1.2±0.1 g/cm3

[ 熔点 ]:
102-104 ºC

[ 分子式 ]:
C₅H₈N₂O

[ 分子量 ]:
112.130

[ 精确质量 ]:
112.063660

[ PSA ]:
41.46000

[ LogP ]:
-1.71

[ 外观性状 ]:
白色固体

[ 折射率 ]:
1.577

[ 储存条件 ]:
室温，密封，干燥

[ 水溶解性 ]:
可溶于：甲醇

4,5-二氢-6-甲基-3(2H)-哒嗪酮MSDS

详细MSDS(安全技术说明书)

4,5-二氢-6-甲基-3(2H)-哒嗪酮毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UR6375000

CHEMICAL NAME :: 3(2H)-Pyridazinone, 4,5-dihydro-6-methyl-

CAS REGISTRY NUMBER :: 5157-08-4

LAST UPDATED :: 197901

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C5-H8-N2-O

MOLECULAR WEIGHT :: 112.15

WISWESSER LINE NOTATION :: T6NMV FUTJ F1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 320 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#02409

4,5-二氢-6-甲基-3(2H)-哒嗪酮安全信息

[ 危害码 (欧洲) ]:
Xn:Harmful;

[ 风险声明 (欧洲) ]:
R20/21/22;R36/37/38

[ 安全声明 (欧洲) ]:
S37/39-S26-S36/37/39-S22

[ RTECS号 ]:
UR6375000

[ 海关编码 ]:
2933990090

4,5-二氢-6-甲基-3(2H)-哒嗪酮合成路线

详细合成路线

4,5-二氢-6-甲基-3(2H)-哒嗪酮制备

以糠醇和水合肼为原料合成。

4,5-二氢-6-甲基-3(2H)-哒嗪酮海关

[ 海关编码 ]: 2933990090

[ 中文概述 ]:
2933990090. 其他仅含氮杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 乌洛托品请注明外观, 6－己内酰胺请注明外观, 签约日期

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%