2,3-Dibromofuran-5-carboxylic acid

Modify Date: 2024-01-30 17:13:54

2,3-Dibromofuran-5-carboxylic acid Structure
2,3-Dibromofuran-5-carboxylic acid structure
Common Name 2,3-Dibromofuran-5-carboxylic acid
CAS Number 2434-03-9 Molecular Weight 269.87600
Density 2.304g/cm3 Boiling Point 328.7ºC at 760mmHg
Molecular Formula C5H2Br2O3 Melting Point 169-173 °C
MSDS Chinese USA Flash Point 152.6ºC
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 4,5-dibromofuran-2-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 2.304g/cm3
Boiling Point 328.7ºC at 760mmHg
Melting Point 169-173 °C
Molecular Formula C5H2Br2O3
Molecular Weight 269.87600
Flash Point 152.6ºC
Exact Mass 267.83700
PSA 50.44000
LogP 2.50280
Vapour Pressure 7.53E-05mmHg at 25°C
Index of Refraction 1.614

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302-H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn:Harmful;
Risk Phrases R22;R36/37/38
Safety Phrases S26-S36
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 2932190090

 Synthetic Route

~10%

2,3-Dibromofuran-5-carboxylic acid Structure

2,3-Dibromofura...

CAS#:2434-03-9

Literature: Allison, Brett; Phuong, Victor K.; Pippel, Marna C.W.; Rabinowitz, Michael H.; Venkatesan, Hariharan Patent: US2006/69286 A1, 2006 ; Location in patent: Page/Page column 25 ; US 20060069286 A1

~20%

2,3-Dibromofuran-5-carboxylic acid Structure

2,3-Dibromofura...

CAS#:2434-03-9

Literature: Karminski-Zamola, Grace; Dogan, Jasna; Bajic, Miroslav; Blazevic, Jelena; Malesevic, Miroslav Heterocycles, 1994 , vol. 38, # 4 p. 759 - 768

~%

2,3-Dibromofuran-5-carboxylic acid Structure

2,3-Dibromofura...

CAS#:2434-03-9

Literature: Molecules, , vol. 16, # 6 p. 4897 - 4911

~%

2,3-Dibromofuran-5-carboxylic acid Structure

2,3-Dibromofura...

CAS#:2434-03-9

Literature: Molecules, , vol. 16, # 6 p. 4897 - 4911

~%

2,3-Dibromofuran-5-carboxylic acid Structure

2,3-Dibromofura...

CAS#:2434-03-9

Literature: Tetrahedron, , vol. 50, # 29 p. 8793 - 8808

 Customs

HS Code 2932190090
Summary 2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

 Articles1

More Articles
Halo substituent effects on intramolecular cycloadditions involving furanyl amides.

J. Org. Chem. 71 , 5432, (2006)

Intramolecular Diels-Alder reactions involving a series of N-alkenyl-substituted furanyl amides were investigated. Stable functionalized oxanorbornenes were formed in high yield upon heating at 80-110...

 Synonyms

MFCD00092311
4,5-dibromo-2-furoic acid
4,5-Dibromofuran-2-carboxylic acid
2,3-dibromofuran-5-carboxylic acid
4,5-Dibrom-furan-2-carbonsaeure
4,5-dibromo-furan-2-carboxylic acid
4,5-dibromo-2-furancarboxylic acid