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625-35-4

Basic Information
CAS No.: 625-35-4
Name: (E)-2-Butenoyl chloride
Article Data: 54
Molecular Structure:
Molecular Structure of 625-35-4 ((E)-2-Butenoyl chloride)
Formula: C4H5ClO
Molecular Weight: 104.536
Synonyms: 2-Butenoylchloride, (E)-;Crotonoyl chloride, (E)- (8CI);(2E)-2-Butenoyl chloride;(E)-But-2-enoyl chloride;(E)-Crotonic acid chloride;(E)-Crotonoyl chloride;(E)-Crotonyl chloride;trans-2-Butenoyl chloride;trans-Crotonoyl chloride;
EINECS: 210-889-9
Density: 1.081 g/cm3
Melting Point: 72-74 °C
Boiling Point: 124.5 °C at 760 mmHg
Flash Point: 35 °C
Solubility: Reacts with water.
Appearance: clear colourless to brown liquid
Hazard Symbols: CorrosiveC
Risk Codes: 10-34-36/37
Safety: 16-26-27-36/37/39-45-28A-24/25
Transport Information: UN 2920 8/PG 2
PSA: 17.07000
LogP: 1.32790
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  • (E)-2-Butenoyl chloride

  • Casno:

    625-35-4

    (E)-2-Butenoyl chloride

    Min.Order: 0

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    competitive price & high quality Application:intermediate

    T&W GROUP was established in 2007, headquartered in Shanghai, China. By integrating people, technology and potential, we endeavor to work for a better life. We are in the business

  •  SHANGHAI T&W PHARMACEUTICAL CO., LTD.

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    Business Type:Lab/Research institutions

    Tel:+86-21-61551611

    Address:601, No. 1, 2277 Nong, Zu Chongzhi Road, Zhangjiang Hightech. Park, Pudong

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  • 625-35-4

  • Casno:

    625-35-4

    625-35-4

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    Good Quality Application:Medical or chemical

    Shanghai Chinqesen Biotechnology Co., Ltd. Company slogan:?Innovation, cooperation and win-win Company introduction:?Shanghai Chinqesen Biotechnology Co., Ltd. is a professional ph

  •  Shanghai Chinqesen Biotechnology Co., Ltd.

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    Business Type:Trading Company

    Tel:+8617316470195

    Address:333 Songze Avenue, Qingpu District, Shanghai

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  • (E)-2-Butenoyl chloride

  • Casno:

    625-35-4

    (E)-2-Butenoyl chloride

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    bulk?production Application:Pharmaceutical intermediates

    Introduction Chemsigma International Co.,Ltd. is a chemical manufacturer, specialize in custom synthesis and organic chemical manufacturing for overseas customers, in the field

  •  Chemsigma International Co.,Ltd.

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    Business Type:Lab/Research institutions

    Tel:86-025-58748998

    Address:Rm.705, 15th Building,Rd.Xinke II

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  • Crotonoyl chloride manufacturer

  • Casno:

    625-35-4

    Crotonoyl chloride manufacturer

    Min.Order: 0

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    Known for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers.Appearance:White powder Storage:keep sealed and keep from direct light Package:According client's requirements Application:pharmaceutica

    Shanghai Yuanye Bio-Technology Co., Ltd. is a comprehensive enterprise of life science, specializing in the research, development and sales of biochemical reagents, analytical stan

  •  Shanghai Yuanye Bio-Technology Co., Ltd.

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    Business Type:Trading Company

    Tel:+86-21-67811725

    Address:Building 6, No. 465, Changta Road,Songjiang District,Shanghai,China

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  • Crotonyl chloride 625-35-4

  • Casno:

    625-35-4

    Crotonyl chloride 625-35-4

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:any port in China

    Shenzhen Foris Technology Co.LTD is located in Shenzhen ,Guangdong, is the leading supplier for electronic chemicals,APIs, pharmaceutical intermediates, fine chemicals which can be

  •  Shenzhen Foris Technology Co. LTD

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86 15889746615

    Address:BuildingA7, KingloryTongxin International Industry Park, Wanglei Avenue, Hi-tec District

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Chemistry

IUPAC Name: (E)-But-2-enoyl chloride 
Molecular Formula: C4H5Cl O
Molecular Weight: 104.53
EINECS: 210-889-9
Density: 0.909 g/cm3
Boiling Point: 84.5 °C at 760 mmHg
Flash Point: 35 ºC
Appearance: colorless liquid
Freely Rotating Bonds: 1
Polar Surface Area: 0 Å2
Index of Refraction: 1.425
Molar Refractivity: 25.48 cm3
Molar Volume: 99.5 cm3
Polarizability: 10.1 ×10-24 cm3
Surface Tension: 22.5 dyne/cm
Enthalpy of Vaporization: 31.14 kJ/mol
Vapour Pressure: 80.6 mmHg at 25°C
The Cas Register Number  of 2-Butenoyl chloride,(2E)- is 625-35-4. The chemical synonyms of 2-Butenoyl chloride,(2E)- (CAS NO.625-35-4) are 2-Butenoylchloride, (E)- ; Crotonoyl chloride, (E)- (8CI) ; (2E)-2-Butenoyl chloride ; (E)-But-2-enoyl chloride ; (E)-Crotonic acid chloride ; (E)-Crotonoyl chloride ; (E)-Crotonyl chloride ; trans-2-Butenoyl chloride ; trans-Crotonoyl chloride ; trans-Crotonyl chloride .
The molecular structure of 2-Butenoyl chloride,(2E)- (CAS NO.625-35-4) is.

Uses

 2-Butenoyl chloride,(2E)- (CAS NO.625-35-4) is used as organic reagent and pharmaceutical intermediate.

Safety Profile

Hazard Symbol: CorrosiveC
Risk Codes: R10;R34 
R10: Flammable. 
R34: Causes burns.
Safety Description: S16;S24/25;S28
S16: Keep away from sources of ignition. 
S24/25: Avoid contact with skin and eyes. 
S28: After contact with skin, wash immediately with plenty of soap-suds.
Transport Information: UN 2920