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CAS 3355-28-0
Also known as: 3355-28-0, 1-bromobut-2-yne, 2-butyne, 1-bromo-, 2-butynyl bromide, 1-bromo-but-2-yne, Bromo-2-butyne
Molecular Formula
C4H5Br
Molecular Weight
132.99  g/mol
InChI Key
LNNXOEHOXSYWLD-UHFFFAOYSA-N

1 2D Structure

CAS 3355-28-0

2 Identification
2.1 Computed Descriptors
2.1.1 IUPAC Name
1-bromobut-2-yne
2.1.2 InChI
InChI=1S/C4H5Br/c1-2-3-4-5/h4H2,1H3
2.1.3 InChI Key
LNNXOEHOXSYWLD-UHFFFAOYSA-N
2.1.4 Canonical SMILES
CC#CCBr
2.2 Synonyms
2.2.1 Depositor-Supplied Synonyms

1. 3355-28-0

2. 1-bromobut-2-yne

3. 2-butyne, 1-bromo-

4. 2-butynyl Bromide

5. 1-bromo-but-2-yne

6. Bromo-2-butyne

7. 1-bromo2-butyne

8. But-2-ynylbromide

9. L-bromo-2-butine

10. 1-bromo-2-butine

11. 4-bromo-2-butyne

12. But-2-ynyl Bromide

13. Schembl41298

14. 1-bromo-2-butyne, 99%

15. Amy1227

16. Dtxsid10373595

17. Act08918

18. Bcp17711

19. Zinc2556446

20. Bbl103446

21. Mfcd00190233

22. Stl557256

23. Akos005256637

24. Ab91641

25. As-20130

26. Db-019062

27. Ft-0634801

28. En300-61875

29. 355b280

30. A821831

31. J-504388

32. F0001-0987

2.3 Create Date
2005-07-19
3 Chemical and Physical Properties
Molecular Weight 132.99 g/mol
Molecular Formula C4H5Br
XLogP31.6
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count0
Rotatable Bond Count0
Exact Mass131.95746 g/mol
Monoisotopic Mass131.95746 g/mol
Topological Polar Surface Area0 Ų
Heavy Atom Count5
Formal Charge0
Complexity62.2
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
Covalently Bonded Unit Count1
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3355-28-0
Linagliptin
The Bakul Group of companies headquartered in Mumbai, India are engaged in the development and manufactur...
The Bakul Group of companies headquartered in Mumbai, India are engaged in the development and manufacture of high-quality Active Pharmaceutical Ingredients (APIs), Intermediates, and Speciality Chemicals. Since our inception in 1975, we have grown to become world leaders in the area of xanthine chemistry. They specialize in manufacturing APIs such as Linagliptin, Pentoxifylline, Theobromine, Doxofylline, Caffeine, Pamabrom, and others.
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Linagliptin
Founded in 2003, Senary Chem is one of the Key High-Tech Enterprises of National Torch Plan. Senary locat...
Founded in 2003, Senary Chem is one of the Key High-Tech Enterprises of National Torch Plan. Senary located in National Cangzhou Lingang Economic and Technological Development Zone,Cangzhou City,Hebei Province. Senary cover an area of 67,000 square meters, and 300 professionals work there. Senary R&D organization recognized as the Hebei Provincial Engineering Technology Center is comprised of two R & D centers in Tianjin and Cangzhou, and it employs 80 experienced scientists in total. Senary focus on the development, production and sales of advanced pharmaceutical intermediates. Especially, Senary has leading technology and manufacturing capacity for diabetes drug intermediates. All intermediates of DPP4 and SGLT2 class drugs on market have been commercialized production. Senary has 150 sets of 50 ~ 8000L reactor with annual production capacity of 1,000 tons, which can handle both low and high temperature reactions within -100 ~ 240 ℃ range, all kinds of catalytic reactions within 0 ~ 5MPa pressure, and moisture and/or oxygen sensitive reactions. Senary also has expertise in chiral synthesis with leading technologies. The advanced sewage treatment system at Senery has processing capacity of 600 tons daily. Senary has an excellent team that has rich quality management experience.We have established a set of normative and perfect quality managment system,monitoring the whole process of risk assessment,R&D,transfer from pilot scale to commercial production,manufacturing,analysis and sales service. Senary will continue to dedicate on the field of pharmaceutical intermediates to provide the best service for domestic and foreign API pharmaceutical companies with high quality and timely supply of products.
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Linagliptin
Kimia Biosciences, established in 1993, is focused on manufacturing bulk drugs for various therapeutic se...
Kimia Biosciences, established in 1993, is focused on manufacturing bulk drugs for various therapeutic segments. With a strong emphasis on excellence and advanced technologies, Kimia aims to become a globally recognized company in both APIs and FDFs while upholding clean business practices. Kimia's state-of-the-art facilities at Village Bhondsi, Gurugram enable it to produce a wide range of APIs. Kimia also plans to establish its own facilities for lifestyle segments, adhering to international regulatory standards. Kimia aims to provide the best pharmaceutical products and support to consumers and healthcare professionals.
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Linagliptin
Nanjing Lift Pharmaceutical is a specialized company concentrating on the R&D, production, marketing and ...
Nanjing Lift Pharmaceutical is a specialized company concentrating on the R&D, production, marketing and technical service of APIs, pharmaceutical intermediates and specialty chemicals. The marketing department is located in Nanjing. We have two GMP facilities in Jiangsu Province and cooperative factories in Zhejiang Province. The leading products range of the company is oncology and anti-diabetes . We also specialize in custom synthesis and contract research which demonstrates our state-of-the-art technology and capacity of synthesis.
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