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

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

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.

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.