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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

MOL File:: 623-68-7.mol

Modify Date:: 2023/6/8 17:06:38

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Crotonic anhydride Properties

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)

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

Risk Statements

Safety Statements

26-36/37/39-45

RIDADR

UN 3265 8/PG 3

WGK Germany

RTECS

GQ6125000

Autoignition Temperature

290 °C

HS Code

2916 19 95

HazardClass

PackingGroup

III

Toxicity

LD50 orally in Rabbit: 2061 mg/kg

NFPA 704

	0
3		0

Crotonic anhydride price More Price(3)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich(India)	8.22002	Crotonic anhydride (mixture of cis and trans isomers) for synthesis	623-68-7	100ML	₹2870.01	2022-06-14	Buy
TCI Chemicals (India)	C0420	Crotonic Anhydride min. 90.0 %	623-68-7	25G	₹1600	2022-05-26	Buy
TCI Chemicals (India)	C0420	Crotonic Anhydride min. 90.0 %	623-68-7	500G	₹9900	2022-05-26	Buy

Product number	Packaging	Price	Buy
8.22002	100ML	₹2870.01	Buy
C0420	25G	₹1600	Buy
C0420	500G	₹9900	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

Raw materials

Preparation Products

(N-CROTONYL)-(2R)-BORNANE-10,2-SULTAM

Crotonic anhydride Suppliers

Global( 124)Suppliers

Supplier	Tel	Country	ProdList	Advantage	Inquiry
GODAVARI BIOREFINERIES LTD	9769972334	Maharashtra, India	26	58	Inquiry
A.J Chemicals	91-9810153283	New Delhi, India	6124	58	Inquiry
TCI Chemicals (India) Pvt. Ltd.	1800 425 7889	New Delhi, India	6778	58	Inquiry
Somaiya Agencies Private Limited	08048372299Ext 123	Mumbai, India	6	58	Inquiry
Godavari Biorefineries Limited	08066085808Ext 330	Mumbai, India	15	58	Inquiry
Godavari Biorefineries Ltd - GBL (Somaiya Group)	91-22-61702100	Maharashtra, India	18	58	Inquiry
Capot Chemical Co.,Ltd.	571-85586718 +8613336195806	China	29798	60	Inquiry
career henan chemical co	+86-0371-86658258 +8613203830695	China	29901	58	Inquiry
Xiamen AmoyChem Co., Ltd	+86-592-6051114 +8618959220845	China	6387	58	Inquiry
Chongqing Chemdad Co., Ltd	+86-023-6139-8061 +86-86-13650506873	China	39916	58	Inquiry

Supplier	Advantage
GODAVARI BIOREFINERIES LTD	58
A.J Chemicals	58
TCI Chemicals (India) Pvt. Ltd.	58
Somaiya Agencies Private Limited	58
Godavari Biorefineries Limited	58
Godavari Biorefineries Ltd - GBL (Somaiya Group)	58
Capot Chemical Co.,Ltd.	60
career henan chemical co	58
Xiamen AmoyChem Co., Ltd	58
Chongqing Chemdad Co., Ltd	58

Crotonic anhydride Spectrum

Crotonic anhydride(623-68-7)MS Crotonic anhydride(623-68-7)¹HNMR Crotonic anhydride(623-68-7)¹³CNMR Crotonic anhydride(623-68-7)IR1 Crotonic anhydride(623-68-7)IR2

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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 > CROTONIC ANHYDRIDE (MIXTURE OF CIS AND T Crotonic anhydride ISO 9001：2015 REACH 623-68-7 CH3CHCHCO2O Pharmaceutical Intermediates