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20354-26-1

20354-26-1结构式

常用中文名：灭草唑
常用英文名：methazole
CAS号：20354-26-1
分子式：C₉H₆Cl₂N₂O₃
分子量：261.06200
发布时间：2018-06-18 15:18:21
更新时间：2024-01-07 19:20:19

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中文名	灭草唑
英文名	methazole
中文别名	探头,探测针
英文别名	Metazole Caswell No. 549AA Mezopur Methazole Bioxone Probe Paxilon CHLORMETHAZOLE Tunic EINECS 243-761-6 2-(3,4-dichlorophenyl)-4-methyl-1,2,4-oxadiazolidine-3,5-dione Metazol Oxydiazol

密度	1.602 g/cm3
沸点	348.7ºC at 760 mmHg
熔点	123-124ºC
分子式	C₉H₆Cl₂N₂O₃
分子量	261.06200
闪点	164.7ºC
精确质量	259.97600
PSA	57.14000
LogP	1.43600
蒸汽压	4.94E-05mmHg at 25°C
折射率	1.618
储存条件	库房通风低温干燥
稳定性	可燃; 燃烧产生有毒氮氧化物和氯化物烟雾
分子结构	1、摩尔折射率：57.16 2、摩尔体积（cm³/mol）：162.9 3、等张比容（90.2K）：451.9 4、表面张力（dyne/cm）：59.1 5、极化率（10-24cm3）：22.66
计算化学	1.疏水参数计算参考值（XlogP）:2.7 2.氢键供体数量:0 3.氢键受体数量:3 4.可旋转化学键数量:1 5.互变异构体数量:无 6.拓扑分子极性表面积49.8 7.重原子数量:16 8.表面电荷:0 9.复杂度:326 10.同位素原子数量:0 11.确定原子立构中心数量:0 12.不确定原子立构中心数量:0 13.确定化学键立构中心数量:0 14.不确定化学键立构中心数量:0 15.共价键单元数量:1

毒理学数据:

口服- 大鼠 LD50: 777 毫克/ 公斤

CHEMICAL IDENTIFICATION

RTECS NUMBER :: RO0835000

CHEMICAL NAME :: 1,2,4-Oxadiazolidine-3,5-dione, 2-(3,4-dichlorophenyl)-4-methyl-

CAS REGISTRY NUMBER :: 20354-26-1

LAST UPDATED :: 199612

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C9-H6-Cl2-N2-O3

MOLECULAR WEIGHT :: 261.07

WISWESSER LINE NOTATION :: T5NOVNVJ AR CG DG& D1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 777 mg/kg

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

REFERENCE :: FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 7,299,1986

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >200 gm/m3/4H

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

REFERENCE :: PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year: 9,565,1991

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 10200 mg/kg

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

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,890,1986

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 600 mg/kg

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

REFERENCE :: JAFCAU Journal of Agricultural and Food Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) V.1- 1953- Volume(issue)/page/year: 21,386,1973

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 12500 mg/kg

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

REFERENCE :: FMCHA2 Farm Chemicals Handbook. (Meister Pub., 37841 Euclid Ave., Willoughy, OH 44094) Volume(issue)/page/year: -,C248,1991 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989

危害码 (欧洲)	Xn,N
风险声明 (欧洲)	R21/22;R36/38;R51/53
安全声明 (欧洲)	S61;S36/S37
海关编码	2934999027

海关编码	2934999027
中文概述	2934999027 苯草灭,灭草松,灭草唑等〔包括异恶草松,恶嗪草酮,环苯草酮,丙炔氟草胺〕。监管条件:S(进出口农药登记证明)。增值税率:17.0%。退税率:9.0%。最低关税:6.5%。普通关税:20.0%
Summary	2934999027 3-isopropyl-1h-benzo[c][1,2,6]thiadiazin-4(3h)-one 2,2-dioxide。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:20.0%