Crotonic anhydride

Product Name: Crotonic anhydride
CAS No.: 623-68-7
Chemical Name: Crotonic anhydride
Synonyms: Nsc97397;Wln: 2U1vov1U2;CROTONIC ANHYDRIDE;2-Butensureanhydrid;CROTONSAEUREANHYDRID;2-butenoic anhydride;Dicrotonic anhydride;Biscrotonic anhydride;crotonicacidanhydride;But-2-enoic anhydride
CBNumber: CB6751209
Molecular Formula: C8H10O3
Formula Weight: 154.17
MOL File: 623-68-7.mol

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Crotonic anhydride Property

Melting point:: -20°C
Boiling point:: 248 °C(lit.)
Density: 1.04 g/mL at 25 °C(lit.)
vapor pressure: 1 hPa (25 °C)
refractive index: n20/D 1.473(lit.)
Flash point:: 231 °F
storage temp.: Store below +30°C.
solubility: soluble in Ether
form: clear liquid
color: Colorless to Light orange to Yellow
CAS DataBase Reference: 623-68-7(CAS DataBase Reference)
EPA Substance Registry System: 2-Butenoic acid, anhydride (623-68-7)

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Safety

Hazard Codes: C
Risk Statements: 34
Safety Statements: 26-36/37/39-45
RIDADR: UN 3265 8/PG 3
WGK Germany: 3
RTECS: GQ6125000
Autoignition Temperature: 290 °C
HS Code: 2916 19 95
HazardClass: 8
PackingGroup: III
Hazardous Substances Data: 623-68-7(Hazardous Substances Data)
Toxicity: LD50 orally in Rabbit: 2061 mg/kg

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H314Causes severe skin burns and eye damage

H400Very toxic to aquatic life

Precautionary statements

P273Avoid release to the environment.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P363Wash contaminated clothing before reuse.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 8.22002
Product name: Crotonic anhydride
Purity: (mixture of cis and trans isomers) for synthesis
Packaging: 100mL
Price: $39.7
Updated: 2024/03/01

TCI Chemical

Product number: C0420
Product name: Crotonic Anhydride
Purity: >98.0%(T)
Packaging: 25g
Price: $16
Updated: 2024/03/01

TRC

Product number: C818793
Product name: Crotonic anhydride
Packaging: 1g
Price: $55
Updated: 2021/12/16

TRC

Product number: C818793
Product name: Crotonic anhydride
Packaging: 2.5g
Price: $65
Updated: 2021/12/16

AK Scientific

Product number: C949
Product name: Crotonicanhydride,mixtureofcisandtransisomers
Packaging: 25g
Price: $70
Updated: 2021/12/16

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Crotonic anhydride Chemical Properties,Usage,Production

Chemical Properties

Colorless to pale yellow liquid

Synthesis Reference(s)

Tetrahedron Letters, 33, p. 593, 1992 DOI: 10.1016/S0040-4039(00)92318-9

Safety Profile

Moderately toxic by ingestion. A skin irritant. When heated to decomposition it emits acrid smoke and irritating fumes.

Crotonic anhydride Preparation Products And Raw materials

Raw materials

Preparation Products

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Crotonic anhydride Suppliers

Americas 1 China 87 Europe 2 Germany 4 India 6 Italy 1 Japan 1 Turkey 1 United Kingdom 3 United States 23 Global 129

J & K SCIENTIFIC LTD.

Tel: 010-82848833 400-666-7788
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Email: jkinfo@jkchemical.com
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Beijing Donghualituo Techonlogy Development Co.,Ltd.

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Fax: (+86)-10-88425546
Email: sales@dhltchem.com
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TCI (Shanghai) Development Co., Ltd.

Tel: 021-67121386
Fax: 021-67121385
Email: Sales-CN@TCIchemicals.com
Country: China
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Energy Chemical

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Fax: 021-58436166
Email: sales8178@energy-chemical.com
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Syntechem Co.,Ltd

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Zhejiang Qiming Pharmaceutical Co., Ltd.

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China Langchem Inc.

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Maya High Purity Chemicals

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Fax: +86 (573) 82222643
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Country: China
ProdList: 11707
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Hangzhou Yuhao Chemical Technology Co., Ltd

Tel: 0571-82693216
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TOKYO CHEMICAL INDUSTRY CO., LTD.

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Fax: 03-3668-0520
Email: Sales-JP@TCIchemicals.com
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View Lastest Price from Crotonic anhydride manufacturers

Career Henan Chemical Co

Product: Crotonic anhydride 623-68-7
Price: US $7.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 100kg
Release date: 2018-12-21

623-68-7, Crotonic anhydrideRelated Search:

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2-Butenoicacid,anhydride

anhydridkyselinykrotonove

crotonicacidanhydride

CROTONIC ANHYDRIDE

2-butenoic anhydride

TRANS-2-BUTENOIC ANHYDRIDE

2-Butensureanhydrid

CROTONSAEUREANHYDRID

trans-crotonic acid anhydride

Bis[(E)-2-butenoic acid]anhydride

Biscrotonic anhydride

Dicrotonic anhydride

Bis(2-butenoic)anhydride

Di(2-butenoic)anhydride

Nsc97397

Wln: 2U1vov1U2

But-2-enoic anhydride

Crotonic anhydride, 2-Butenoic anhydride

(E)-but-2-enoic anhydride

2-Butenoic acid,1,1'-anhydride

(E)-2-butenoic acid [(E)-1-oxobut-2-enyl] ester

(2E)-2-Butenoic anhydride

Crotonic Anhydride &gt

CROTONIC ANHYDRIDE (MIXTURE OF CIS AND T

Crotonic anhydride ISO 9001：2015 REACH

623-68-7

CH3CHCHCO2O

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