ChemicalBook >> CAS DataBase List >>Crotonic anhydride
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
- Molecular Weight:
- 154.17
- MDL Number:
- MFCD00009286
- MOL File:
- 623-68-7.mol
Last updated:2023-06-08 17:06:38
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 |
n |
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) |
EWG's Food Scores | 1 |
FDA UNII | N521PMQ949 |
EPA Substance Registry System | 2-Butenoic acid, anhydride (623-68-7) |
SAFETY
Risk and Safety Statements
Symbol(GHS) | GHS05,GHS09 |
|||||||||
---|---|---|---|---|---|---|---|---|---|---|
Signal word | Danger | |||||||||
Hazard statements | H314-H400 | |||||||||
Precautionary statements | P273-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363 | |||||||||
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 | |||||||||
Toxicity | LD50 orally in Rabbit: 2061 mg/kg | |||||||||
NFPA 704 |
|
Crotonic anhydride price More Price(9)
Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
---|---|---|---|---|---|---|---|
Sigma-Aldrich | 8.22002 | Crotonic anhydride (mixture of cis and trans isomers) for synthesis | 623-68-7 | 100mL | $39.7 | 2024-03-01 | Buy |
TCI Chemical | C0420 | Crotonic Anhydride >98.0%(T) | 623-68-7 | 25g | $16 | 2024-03-01 | Buy |
TRC | C818793 | Crotonic anhydride | 623-68-7 | 1g | $55 | 2021-12-16 | Buy |
TRC | C818793 | Crotonic anhydride | 623-68-7 | 2.5g | $65 | 2021-12-16 | Buy |
AK Scientific | C949 | Crotonicanhydride,mixtureofcisandtransisomers | 623-68-7 | 25g | $70 | 2021-12-16 | Buy |
Crotonic anhydride Chemical Properties,Uses,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
Global( 127)Suppliers
Supplier | Tel | Country | ProdList | Advantage | |
---|---|---|---|---|---|
Capot Chemical Co.,Ltd. | 571-85586718 +8613336195806 | sales@capotchem.com | China | 29798 | 60 |
career henan chemical co | +86-0371-86658258 +8613203830695 | sales@coreychem.com | China | 29888 | 58 |
Xiamen AmoyChem Co., Ltd | +86-592-6051114 +8618959220845 | sales@amoychem.com | China | 6387 | 58 |
Chongqing Chemdad Co., Ltd | +86-023-6139-8061 +86-86-13650506873 | sales@chemdad.com | China | 39916 | 58 |
SIMAGCHEM CORP | +86-13806087780 | sale@simagchem.com | China | 17367 | 58 |
Hefei TNJ Chemical Industry Co.,Ltd. | +86-0551-65418671 +8618949823763 | sales@tnjchem.com | China | 34571 | 58 |
Dideu Industries Group Limited | +86-29-89586680 +86-15129568250 | 1026@dideu.com | China | 23999 | 58 |
Dayang Chem (Hangzhou) Co.,Ltd. | 571-88938639 +8617705817739 | info@dycnchem.com | China | 52861 | 58 |
Wuhan Golt Biotech Co., Ltd. | +8615389281203 | maria@goltbiotech.com | China | 980 | 58 |
Henan Aochuang Chemical Co.,Ltd. | +86-0371-63689365 +8618638391208 | sales@aochuangchem.com | China | 9407 | 58 |
View Lastest Price from Crotonic anhydride manufacturers
Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
---|---|---|---|---|---|---|---|---|
2022-09-16 | Crotonic anhydride
623-68-7
|
US $0.00-0.00 / kg | 1kg | 98% | 1Ton | Henan Aochuang Chemical Co.,Ltd. | ||
2019-07-06 | Crotonic anhydride
623-68-7
|
US $7.00 / kg | 1kg | 99% | 100kg | Career Henan Chemical Co |
- Crotonic anhydride
623-68-7
- US $0.00-0.00 / kg
- 98%
- Henan Aochuang Chemical Co.,Ltd.
- Crotonic anhydride
623-68-7
- US $7.00 / kg
- 99%
- Career Henan Chemical Co
623-68-7(Crotonic anhydride)Related Search:
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Nsc97397
Wln: 2U1vov1U2
But-2-enoic anhydride
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Crotonic Anhydride >
CROTONIC ANHYDRIDE (MIXTURE OF CIS AND T
Crotonic anhydride ISO 9001:2015 REACH
623-68-7
CH3CHCHCO2O
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