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(2,6-Difluoro-benzyl)-urea

(2,6-Difluoro-benzyl)-urea名称

[ CAS 号 ]:
17751-24-5

[ 英文名 ]:
(2,6-Difluoro-benzyl)-urea

[英文别名 ]:

Urea,(2,6-difluorobenzyl)
(2,6-Difluorophenylmethyl)urea
2,6-Difluor-benzylharnstoff
N-(2,6-difluorobenzyl) urea
2,6-difluorobenzyl urea

(2,6-Difluoro-benzyl)-urea物理化学性质

[ 密度 ]:
1.327g/cm3

[ 沸点 ]:
276.4ºC at 760mmHg

[ 分子式 ]:
C₈H₈F₂N₂O

[ 分子量 ]:
186.15900

[ 闪点 ]:
121ºC

[ 精确质量 ]:
186.06000

[ PSA ]:
56.11000

[ LogP ]:
2.03780

[ 蒸汽压 ]:
0.00481mmHg at 25°C

[ 折射率 ]:
1.524

(2,6-Difluoro-benzyl)-urea毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YS9808000

CHEMICAL NAME :: Urea, (2,6-difluorobenzyl)-

CAS REGISTRY NUMBER :: 17751-24-5

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C8-H8-F2-N2-O

MOLECULAR WEIGHT :: 186.18

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >1600 mg/kg

TOXIC EFFECTS :: Behavioral - changes in motor activity (specific assay)

REFERENCE :: JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 11,814,1968

(2,6-Difluoro-benzyl)-urea安全信息

[ 海关编码 ]:
2924299090

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(2,6-Difluoro-benzyl)-urea海关

[ 海关编码 ]: 2924299090

[ 中文概述 ]:
2924299090. 其他环酰胺（包括环氨基甲酸酯）（包括其衍生物以及他们的盐）. 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:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 包装

[ Summary ]:
2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%