768-44-5

• 常用中文名：5-ethyl-2-methyl-1-oxido-pyridine
• 常用英文名：5-ethyl-2-methyl-1-oxido-pyridine
• CAS号：768-44-5
• 分子式：C₈H₁₁NO
• 分子量：137.17900
• 发布时间：2017-07-10 21:26:10
• 更新时间：2025-08-25 13:35:07

名称

• 英文名: 5-ethyl-2-methyl-1-oxidopyridin-1-ium
• 英文别名: 5-Ethyl-2-methylpyridin-N-oxid; 5-Ethyl-2-methylpyridine N-oxide; 5-Aethyl-2-methyl-pyridin-1-oxid; WLN: T6NJ AO B1 E2; 2-methyl-5-ethylpyridine N-oxide; Pyridine,5-ethyl-2-methyl-,1-oxide; 5-ethyl-2-methyl-pyridine 1-oxide; 2-Picoline,5-ethyl-,1-oxide

物化性质

• 密度: 0.98g/cm3
• 沸点: 296.2ºC at 760mmHg
• 分子式: C₈H₁₁NO
• 分子量: 137.17900
• 闪点: 132.9ºC
• 精确质量: 137.08400
• PSA: 25.46000
• LogP: 1.98590

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : TJ7000000 CHEMICAL NAME : 2-Picoline, 5-ethyl-, 1-oxide CAS REGISTRY NUMBER : 768-44-5 LAST UPDATED : 199612 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C8-H11-N-O MOLECULAR WEIGHT : 137.20 WISWESSER LINE NOTATION : T6NJ AO B1 E2 HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : Open irritation test ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rabbit REFERENCE : AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962 ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 2 mL/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 1770 mL/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962

合成路线

104-90-5 ~95% 768-44-5

文献：Thibon, Aurore; Bartoli, Jean-Franois; Bourcier, Sophie; Banse, Frederic Dalton Transactions, 2009 , # 43 p. 9587 - 9594

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