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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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We not only will try our best to offer excellent services to every customer, but also are ready to receive any suggestion offered by our customers 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: Plymouth, Latvia, Zurich, With good quality, reasonable price and sincere service, we enjoy a good reputation. Products are exported to South America, Australia, Southeast Asia and so on. Warmly welcome customers at home and abroad to cooperate with us for the brilliant future.
    • The factory can meet continuously developing economic and market needs, so that their products are widely recognized and trusted, and that's why we chose this company.
    5 Stars By Nancy from Algeria - 2017.08.16 13:39
    Timely delivery, strict implementation of the contract provisions of the goods, encountered special circumstances, but also actively cooperate, a trustworthy company!
    5 Stars By Barbara from Iceland - 2017.06.29 18:55
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