Building Blocks
Frontier Specialty Chemicals provides a wide range of ready-to-ship synthetic chemical building blocks for your research and development needs.
We have decades of expertise in the synthesis of specialty chemical building blocks from polysubstituted aromatics to functionalized pyrrole derivatives, along with structurally diverse aliphatic molecules and so much more.
Can’t find what you want? Contact us with your custom synthesis needs!
Showing 199–231 of 1302 results
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Building Blocks
4-Fluoro-2-methoxynicotinic acid
Product Number: F15681; CAS Number: 1060806-71-4
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Building Blocks
6-Chloro-4-methoxypyridine-3-carbaldehyde
Product Number: C15678; CAS Number: 1256823-05-8
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Building Blocks
3-Bromo-2-chloro-4-methoxypyridin
Product Number: B15677; CAS Number: 144584-29-2
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Building Blocks
5-Bromo-2-chloro-4-methoxypyridine
Product Number: B15676; CAS Number: 880870-13-3
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Ketones
4-Methoxycyclohexanone
Product Number: M15675; CAS Number: 13482-23-0
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Building Blocks
2,6-Dibromo-3-methoxypyridine
Product Number: D15668; CAS Number: 79491-45-5
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Building Blocks
2,6-Dibromo-3-hydroxypyridine
Product Number: D15667; CAS Number: 6602-33-1
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Building Blocks
2,4,6-Tribromo-3-pyridinol
Product Number: T15666; CAS Number: 6602-34-2
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Building Blocks
4-Isopropyl-2-methylphenol
Product Number: I15660; CAS Number: 1740-97-2
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Carboxylic Acids & Derivatives
Pentanediamide
Product Number: G15658; CAS Number: 3424-60-0
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Building Blocks
4-Amino-1,2,5-oxadiazole-3-carbonitrile
Product Number: A15650; CAS Number: 156463-85-3
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Thiophenes
4,6-Dibromo-dibenzothiophene
Product Number: J15643; CAS Number: 669773-34-6
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Building Blocks
4-(4-Bromophenyl)dibenzo[b,d]furan
Product Number: J15639; CAS Number: 955959-84-9
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Building Blocks
5-Chloro-1-methylimidazole
Product Number: Y15636; CAS Number: 872-49-1
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Indoles
4,7-Difluoroisatin
Product Number: Y15635; CAS Number: 749240-52-6
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Building Blocks
5-(Piperazin-1-yl)pyridine-2-carboxylic acid
Product Number: P15608
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Building Blocks
tert-Butyl 4-(4-methylpyridin-3-yl)piperazine-1-carboxylate
Product Number: B15605; CAS Number: 1279032-29-9
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Building Blocks
Methyl 5-amino-6-iodopyridine-2-carboxylate
Product Number: G15591; CAS Number: 872355-60-7
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Alcohols
(3-(Difluoromethoxy)-5-fluorophenyl)methanol
Product Number: D15584; CAS Number: 1242252-26-1
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Building Blocks
3-(Difluoromethoxy)-5-fluorobenzaldehyde
Product Number: D15583; CAS Number: 1214386-38-5
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Building Blocks
Methyl 2,3-dichloroisonicotinate
Product Number: Y15581; CAS Number: 603124-78-3
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Building Blocks
5-Chloropyridine-2-carboxamide
Product Number: Y15580; CAS Number: 370104-72-6
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Alkyl Halides
2-Iodocyclohex-2-enone
Product Number: I15578; CAS Number: 33948-36-6
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Ketones
2-Iodocyclopent-2-enone
Product Number: I15577; CAS Number: 33948-35-5
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Building Blocks
tert-Butyl (R)-5-amino-4-((tert-butoxycarbonyl)amino)-5-oxopentanoate
Product Number: B15569; CAS Number: 1373751-75-7
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Building Blocks
3-Fluoro-4-(piperazin-1-yl)benzonitrile
Product Number: F15560; CAS Number: 182181-38-0
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Building Blocks
4-Chloro-2-(chloromethyl)pyridine
Product Number: C15545; CAS Number: 10177-21-6
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Building Blocks
tert-Butyl (R)-4,5-diamino-5-oxopentanoate monohydrochloride
Product Number: V15543; CAS Number: 66575-26-6