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CAS 20629-35-0
Also known as: 13991-36-1, (e)-4-bromobut-2-enoic acid, 4-bromobut-2-enoic acid, 20629-35-0, 2-butenoic acid, 4-bromo-, (2e)-, Trans-4-bromo-2-butenoic acid
Molecular Formula
C4H5BrO2
Molecular Weight
164.99  g/mol
InChI Key
DOTGZROJTAUYFQ-OWOJBTEDSA-N

1 2D Structure

CAS 20629-35-0

2 Identification
2.1 Computed Descriptors
2.1.1 IUPAC Name
(E)-4-bromobut-2-enoic acid
2.1.2 InChI
InChI=1S/C4H5BrO2/c5-3-1-2-4(6)7/h1-2H,3H2,(H,6,7)/b2-1+
2.1.3 InChI Key
DOTGZROJTAUYFQ-OWOJBTEDSA-N
2.1.4 Canonical SMILES
C(C=CC(=O)O)Br
2.1.5 Isomeric SMILES
C(/C=C/C(=O)O)Br
2.2 Synonyms
2.2.1 Depositor-Supplied Synonyms

1. 13991-36-1

2. (e)-4-bromobut-2-enoic Acid

3. 4-bromobut-2-enoic Acid

4. 20629-35-0

5. 2-butenoic Acid, 4-bromo-, (2e)-

6. Trans-4-bromo-2-butenoic Acid

7. 4-bromocrotonicacid

8. (e)-4-bromocrotonic Acid

9. (2e)-4-bromobut-2-enoic Acid

10. 2-butenoic Acid, 4-bromo-

11. (e)-4-bromo-2-butenoic Acid

12. (2e)-4-bromo-2-butenoic Acid

13. Gamma-bromocrotonic Acid

14. Mfcd00082701

15. 2-butenoic Acid, 4-bromo-, (e)-

16. 4-bromo Crotonic Acid

17. Schembl26710

18. Schembl26711

19. (e)-4-bromobut-2-enoicacid

20. (e)-4-bromo-but-2-enoic Acid

21. Amy7050

22. Dtxsid80878724

23. Bcp11140

24. Zinc2572182

25. Akos015831319

26. Ac-30328

27. As-19617

28. Db-006729

29. Cs-0020044

30. Cs-0356597

2.3 Create Date
2006-04-28
3 Chemical and Physical Properties
Molecular Weight 164.99 g/mol
Molecular Formula C4H5BrO2
XLogP30.8
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count2
Rotatable Bond Count2
Exact Mass163.94729 g/mol
Monoisotopic Mass163.94729 g/mol
Topological Polar Surface Area37.3 Ų
Heavy Atom Count7
Formal Charge0
Complexity87.7
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count1
Undefined Bond Stereocenter Count0
Covalently Bonded Unit Count1
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