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Reliable Supplier Fumaric Acid - 1-Bromo-2-Butyne CAS 3355-28-0 Purity ≥99.0% (GC) Linagliptin Intermediate Factory – Ruifu Featured Image
  • Reliable Supplier Fumaric Acid - 1-Bromo-2-Butyne CAS 3355-28-0 Purity ≥99.0% (GC) Linagliptin Intermediate Factory – Ruifu

Reliable Supplier Fumaric Acid - 1-Bromo-2-Butyne CAS 3355-28-0 Purity ≥99.0% (GC) Linagliptin Intermediate Factory – Ruifu

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Reliable Supplier Fumaric Acid - 1-Bromo-2-Butyne CAS 3355-28-0 Purity ≥99.0% (GC) Linagliptin Intermediate Factory – Ruifu Detail:

Manufacturer Supply Linagliptin and Related Intermediates:
Linagliptin CAS 668270-12-0
Linagliptin Parent Nucleus Intermediate CAS 853029-57-9
8-Bromo-3-Methylxanthine CAS 93703-24-3
8-Bromo-7-(2-butyn-1-yl)-3-methylxanthine CAS 666816-98-4
2-(Chloromethyl)-4-Methylquinazoline CAS 109113-72-6
(R)-3-(Boc-Amino)piperidine CAS 309956-78-3
(R)-(-)-3-Aminopiperidine Dihydrochloride CAS 334618-23-4
1-Bromo-2-Butyne CAS 3355-28-0

Chemical Name 1-Bromo-2-Butyne
Synonyms 2-Butynyl Bromide
CAS Number 3355-28-0
CAT Number RF-PI500
Stock Status In Stock, Production Scale Up to Tons
Molecular Formula C4H5Br
Molecular Weight 132.99
Boiling Point  40.0~41.0℃/20 mmHg (lit.)
Density 1.519 g/ml at 25℃ (lit.)
Refractive Index n20/D 1.508(lit.)
Brand Ruifu Chemical
Item Specifications
Appearance Colorless to Slight Yellow Liquid
Purity / Analysis Method ≥99.0% (GC)
Moisture (K.F) ≤0.20%
Residue on Ignition ≤0.10%
Single Impurity ≤0.30%
Total Impurities ≤1.0%
Remarks The color will get darker after exposed to air frequently
Store in low-temperature, dark, dry and nitrogen-protected place
Use it out as soon as possible after opening
Test Standard Enterprise Standard
Usage Pharmaceutical Intermediates

Package: Bottle, 25kg/Barrel or 220kg Plastic drum, or according to customer’s requirement.

Storage Condition: Store in sealed containers at cool and dry place; Protect from light and moisture.

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1-Bromo-2-Butyne (CAS: 3355-28-0) is widely used in organic synthesis, synthesis of pharmaceutical intermediates and Active Pharmaceutical Ingredient (API) synthesis. 1-Bromo-2-Butyne is a key intermediate in the synthesis of Linagliptin (CAS: 668270-12-0) for the treatment of adults with type 2 diabetes mellitus. 1-Bromo-2-Butyne is a chemical whic his exploited in the synthesis of axially chiral teranyl compounds, alkylation of L-tryptophan methyl ester, 4-butynyloxybenzene sulfonyl chloride and mono-propargylated diene derivative. In addition to this, it is also used in the synthesis of isopropylbut-2-ynylamine, allenylcyclobutanol derivatives, allyl-[4-(but-2-ynyloxy)phenyl]sulfane, allenylindium and axially chiral teranyl compounds.

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Reliable Supplier Fumaric Acid - 1-Bromo-2-Butyne CAS 3355-28-0 Purity ≥99.0% (GC) Linagliptin Intermediate Factory – Ruifu detail pictures

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carry on to boost, to guarantee products excellent in line with market and consumer standard specifications. Our enterprise has a quality assurance system are actually established for Reliable Supplier Fumaric Acid - 1-Bromo-2-Butyne CAS 3355-28-0 Purity ≥99.0% (GC) Linagliptin Intermediate Factory – Ruifu , The product will supply to all over the world, such as: Nepal, Sydney, Philadelphia, Due to our good goods and services, we've received good reputation and credibility from local and international customers. If you will need more information and are interested in any of our solutions, be sure to feel free to contact us. We look forward to becoming your supplier in the near future.
    • Hope that the company could stick to the enterprise spirit of "Quality, Efficiency, Innovation and Integrity", it will be better and better in the future.
    5 Stars By Christopher Mabey from America - 2018.07.12 12:19
    It's really lucky to find such a professional and responsible manufacturer, the product quality is good and delivery is timely, very nice.
    5 Stars By Maureen from US - 2018.09.19 18:37
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