Home N-Propyl-sulfamide Sodium Salt CAS Number 1642873-03-7 Category Intermediate Final Application Various Applications The sodium salt of N-propylsulfamide, used as a sulfamide-donor building block in pharmaceutical intermediate synthesis, commonly introduced via coupling to install a sulfamide functional group in target APIs.   es. Your name Your email Your message (optional)

Home 5-(4-Bromophenyl)-4,6-dichloropyrimidine CAS Number 146533-41-7 Category Intermediate Final Application Various Applications Molecular Formula C10H5BrCl2N2 Molecular Weight 304.97 A dichloropyrimidine bearing a bromophenyl substituent, providing two distinct reactive chlorines for sequential nucleophilic aromatic substitution plus a bromoaryl handle for cross-coupling — a versatile trifunctional building block for heterocyclic pharmaceutical intermediates. Your name Your email Your message […]

Home 5-(Boc-Amino)-1H-Indazole CAS Number 917474-59-0 Category Intermediate Final Application Various Applications Molecular Formula C12H15N3O2 Molecular Weight 233.27 A Boc-protected aminoindazole building block. The indazole core is a common pharmacophore in kinase inhibitors, and the Boc-protected amine allows selective downstream functionalization before deprotection late in a given API’s synthetic route. Your name Your email Your message […]

Home 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrolo[2,3-b]pyridine CAS Number 942919-26-8 Category Intermediate Final Application Various Applications Molecular Formula C13H17BN2O2 Molecular Weight 244.10 The 4-position pinacol boronate ester analogue of the azaindole boronic ester, used as a cross-coupling building block for constructing complex azaindole-containing drug intermediates. Your name Your email Your message (optional)

Home 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrolo[2,3-b]pyridine CAS Number 754214-56-7 Category Intermediate Final Application Various Applications Molecular Formula C13H17BN2O2 Molecular Weight 244.10 The pinacol boronate ester of 5-bromo-7-azaindole, prepared for use as a nucleophilic coupling partner in Suzuki–Miyaura cross-coupling reactions to build biaryl and heteroaryl pharmaceutical intermediates.   Your name Your email Your message (optional)

Home 4-Cyano-7-aza indole CAS Number 344327-11-3 Category Intermediate Final Application Various Applications Molecular Formula C8H5N3 Molecular Weight 143.15 The 4-cyano regioisomer of azaindole, used analogously to its 5-cyano counterpart as a synthetic handle in kinase-inhibitor and other heterocyclic API intermediate synthesis. Your name Your email Your message (optional)

Home 5-Cyano-7-aza indole CAS Number 517918-95-5 Category Intermediate Final Application Various Applications Molecular Formula C8H5N3 Molecular Weight 143.15 A cyano-substituted 7-azaindole building block; the nitrile serves as a versatile handle for further elaboration into amidines, tetrazoles, carboxylic acids, or aminomethyl groups when synthesizing azaindole-based pharmaceutical intermediates. Your name Your email Your message (optional)

Home 5-Bromo-1H-pyrrolo[3,2-b]pyridine (5-Bromo-4-azaindole) CAS Number 1000341-51-4 Category Intermediate Final Application Various Applications Molecular Formula C7H5BrN2 Molecular Weight 197.03 A regioisomeric bromo-azaindole (nitrogen at the 4-position) used as a versatile cross-coupling building block for constructing azaindole-containing pharmaceutical intermediates and discovery-stage kinase-inhibitor candidates. Your name Your email Your message (optional)

Home 5-Bromo-1H-pyrrolo[2,3-b]pyridine (5-Bromo-7-azaindole) CAS Number 183208-35-7 Category Intermediate Final Application Various Applications Molecular Formula C7H5BrN2 Molecular Weight 197.03 The 5-brominated derivative of 7-azaindole, providing a reactive handle for downstream Suzuki, Negishi, and Buchwald–Hartwig cross-coupling reactions in the synthesis of kinase-inhibitor and other azaindole-based pharmaceutical candidates. Your name Your email Your message (optional)

Home 7-Aza Indole (1H-pyrrolo[2,3-b]pyridine) CAS Number 271-63-6 Category Intermediate Final Application Anti-Cancer Agents Molecular Formula C7H6N2 Molecular Weight 118.14 7-Azaindole is a nitrogen-containing bioisostere of indole that serves as a privileged scaffold in kinase-inhibitor drug discovery and manufacturing; its pyridine-type nitrogen enables key hinge-binding interactions in ATP-competitive kinase inhibitors, making it a foundational building block […]