2-(3,4-ジクロロフェニル)-4-メチル-1,2,4-オキサジアゾリジン-3,5-ジオン

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識別子と物理属性

CAS No.	20354-26-1
分子式	C9H6Cl2N2O3
平均分子量	261.06 g/mol
単同位体質量	259.9755474 g/mol
SMILES	Cn1c(=O)on(-c2ccc(Cl)c(Cl)c2)c1=O
InChIKey	LRUUNMYPIBZBQH-UHFFFAOYSA-N
PubChem CID	4690
ChEBI	CHEBI:82244
EC No.	243-761-6
DTXSID	DTXSID1040293
現地名	2-(3,4-ジクロロフェニル)-4-メチル-1,2,4-オキサジアゾリジン-3,5-ジオン

化学・物理的性質

XLogP	2.7
極性表面積	49.9
水素結合供与体数	0
水素結合受容体数	3
回転可能結合数	1
重原子数	16
形式電荷	0
複雑度	326
密度	1.24 at 25 °C1.2400
Color/Form	White solid
溶解度	@ 25 °C: 1.5 MG/L WATER, 40 G/L ACETONE, 6.5 G/L METHANOL, 55 G/L XYLENE@ 25 °C in ethanol approx equal to 1.0% wt/wt1.5mg/L(25℃)
Corrosivity	Non-corrosive to metals
沸点	Decomposes before boiling348.7±52.0 °C(Predicted)
融点	123-124 °C123-124°
蒸気圧	0.000001 [mmHg]133 uPa at 25 °C
ヘンリー定数	Henry's Law constant= 2.29X10-7 atm-cu m/mole
Physical Description	Methazole appears as colorless crystals to light tan solid. Non corrosive. Herbicide.White solidTechnical material: Light tan solid[HSDB]
Stability/Shelf Life	Soln of methazole in methanol are decomp by UV light but it is more stable in water when exposed to sunlight ... .Stable in neutral or acid solution but hydrolyzes in base to form several products.
Other Experimental Properties	LIGHT TAN SOLID /TECHNICAL PRODUCT/Exothermic decomp begins at 273 °C.
屈折率	1.6100 (estimate)
貯蔵条件	0-6°C
pKa（酸解離定数）	-2.16±0.20(Predicted)
色	薄い黄褐色の固体
ヘンリー定数	4.3×101 mol/(m3Pa) at 25℃, HSDB (2015)
EPAの化学物質情報	Methazole (20354-26-1)

安全性と法規制

GHS 分類	WarningH302: Harmful if swallowed [Warning Acute toxicity, oral]H312: Harmful in contact with skin [Warning Acute toxicity, dermal]H315: Causes skin irritation [Warning Skin corrosion/irritation]H319: Causes serious eye irritation [Warning Serious eye damage/eye irritation]H411: Toxic to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]P264, P264+P265, P270, P273, P280, P301+P317, P302+P352, P305+P351+P338, P317, P321, P330, P332+P317, P337+P317, P362+P364, P391, and P501 (click each P-code to see the statement)
規制情報	Hazard Traits - Developmental ToxicityAuthoritative List - Prop 65Report - regardless of intended function of ingredient in the product2002/2076The New Jersey Worker and Community Right to Know Act requires public and private employers to provide information about hazardous substances at their workplaces. (N.J.S.A. 34:5A-1 et. seq.)
その他の安全情報	IMAP assessments - 1,2,4-Oxadiazolidine-3,5-dione, 2-(3,4-dichlorophenyl)-4-methyl-: Environment tier I assessmentIMAP assessments - 1,2,4-Oxadiazolidine-3,5-dione, 2-(3,4-dichlorophenyl)-4-methyl-: Human health tier I assessment
有害性の概要	A mild skin and eye irritantNot a skin sensitizerNot a mutagen or teratogen at <60 mg/kg daily in rabbitsCataract formation was only adverse effect in 3 generation study of rats at 100 mg/kg diet90-day feeding studies of rats and dogs at 500 mg/kg/bw caused no effects in blood, urine, or histopathological exams[HSDB] A skin and eye irritant[eChemPortal: ESIS]
反応性グループ	Amides and ImidesEsters, Sulfate Esters, Phosphate Esters, Thiophosphate Esters, and Borate EstersAryl HalidesAmines, Aromatic
Special Reports	WHITACRE DM ET ALMETHAZOLEANAL METHODS PESTIC PLANT GROWTH REGUL 10: 367-84 (1978). A REVIEW WITH 9 REF DISCUSSING BIOLOGICAL, CHEMICAL, & PHYSICAL PROPERTIES & METHODS OF ANALYSIS FOR METHAZOLE.

用途

解説

一般に，対象物の計測ないし探査の目的に使用される針状の小道具ないし装置を指すが，以下のような意味で使われる．すなわち，① 計測用の針状電極，② 表面分析などにおける励起用の電子ビームないしイオンビーム，③ NMR測定などにおける試料管挿入部，④ 環境分析における試料採取器など．

使用

Methazole is an herbicide used on fungus in the protection of crops.Environmental toxin on US EPA Toxic Release Inventory list (TRI) list.

一般的な説明

Colorless crystals to light tan solid. Non corrosive. Herbicide.