5149-69-9

• 常用中文名：3-(苯并呋喃-2-基)-3-氧代丙腈
• 常用英文名：3-(1-BENZOFURAN-2-YL)-3-OXOPROPANENITRILE
• CAS号：5149-69-9
• 分子式：C₁₁H₇NO₂
• 分子量：185.17900
• 发布时间：2018-07-09 17:02:20
• 更新时间：2025-08-25 09:30:20

名称

• 中文名: 2-氰基乙酰基色酮
• 英文名: 3-(1-Benzofuran-2-yl)-3-oxopropanenitrile
• 英文别名: 2-(benzofuran-2-carbonyl)acetonitrile; 2-Cyanoacetylcoumarone; benzofuran-2-oylacetonitrile; 3-benzofuran-2-yl-3-oxopropanenitrile; b-oxo-2-benzo[b]furanpropanenitrile; 3-Benzofuran-2-yl-3-oxo-propionitril; 3-benzofuran-2-yl-3-oxo-propionitrile; BENZOFURAN,2-CYANOACETYL; 2-Benzo-furanacetonitrile; USAF KF-4

物化性质

• 密度: 1.253g/cm3
• 沸点: 365.1ºC at 760mmHg
• 熔点: 149-151ºC
• 分子式: C₁₁H₇NO₂
• 分子量: 185.17900
• 闪点: 174.6ºC
• 精确质量: 185.04800
• PSA: 54.00000
• LogP: 2.52918
• 外观性状: 固体
• 折射率: 1.606
• 储存条件: 通风低温干燥

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : DF6550000 CHEMICAL NAME : Benzofuran, 2-cyanoacetyl- CAS REGISTRY NUMBER : 5149-69-9 BEILSTEIN REFERENCE NO. : 0146419 LAST UPDATED : 199707 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C11-H7-N-O2 HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 3200 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : KODAK* Kodak Company Reports. (343 State St., Rochester, NY 14650) Volume(issue)/page/year: 21MAY1971 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 800 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : KODAK* Kodak Company Reports. (343 State St., Rochester, NY 14650) Volume(issue)/page/year: 21MAY1971 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 100 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - guinea pig DOSE/DURATION : >20 mL/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : KODAK* Kodak Company Reports. (343 State St., Rochester, NY 14650) Volume(issue)/page/year: 21MAY1971

安全

• 危害码 (欧洲): Xn
• 海关编码: 2932999099

合成路线

1646-27-1 75-05-8 ~93% 5149-69-9

文献：Burgaz, E. Vildan; Yilmaz, Mehmet; Pekel, A. Tarik; Oektemer, Atilla Tetrahedron, 2007 , vol. 63, # 30 p. 7229 - 7239

23489-36-3 ~% 5149-69-9

文献：Burger; Deinet Journal of the American Chemical Society, 1945 , vol. 67, p. 566,568 Full Text Show Details Kodak Ltd. Patent: GB478942 , 1936 ;

1646-26-0 ~% 5149-69-9

文献：Baraldi, Pier Giovanni Patent: US2001/47008 A1, 2001 ;

75-05-8 ~% 5149-69-9

文献：Yilmaz, E. Vildan Burgaz; Yilmaz, Mehmet; Oektemer, Atilla Arkivoc, 2011 , vol. 2011, # 2 p. 363 - 376

上下游产品

上游产品  4
1646-27-1 75-05-8 23489-36-3 1646-26-0
下游产品  0

海关

海关编码	2932999099
中文概述	2932999099. 其他仅含氧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
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%