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 67–99 of 1308 results
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Heterocycles
3,6-Dichloro-4-methylpyridazine
Catalog#: CAPOD12269; CAS Number: 19064-64-3
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Aldehydes & Ketones
2,3-Dihydro-1-oxo-1H-indene-5-carbonitrile
Catalog#: CAPOD11713; CAS Number: 25724-79-2
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Heterocycles
6,8-Dibromoimidazo[1,2-a]pyrazine
Catalog#: CAPOD11638; CAS Number: 63744-22-9
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Heterocycles
2,5-Dibromopyrazine
Catalog#: CAPOD11629; CAS Number: 23229-26-7
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Heterocycles
5,6,7,8-Tetrahydro-imidazo[1,2-a]pyrazine
Catalog#: CAPOD11381; CAS Number: 91476-80-1
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Aldehydes & Ketones
3-(Difluoromethyl)-5-hydroxy-1-methyl-1H-pyrazole-4-carbaldeyhde
Catalog#: CAPOD11289; CAS Number: 1203145-73-6
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Carboxylic Acids & Derivatives
5-Bromothiazole-4-carboxylic acid methyl ester
Catalog#: CAPOD11263; CAS Number: 913836-22-3
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Aldehydes & Ketones
2,6-Dimethyl-3-formylpyridine
Catalog#: CAPOD11137; CAS Number: 650141-20-1
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Heterocycles
Ethyl 3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carboxylate
Catalog#: CAPOD11117; CAS Number: 141573-95-7
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Ethers & Hydroxyls
3-Hydroxy-1-methyl-5-(trifluoromethyl)pyrazole
Catalog#: CAPOD11112; CAS Number: 119022-51-4
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Carboxylic Acids & Derivatives
1,2-Dihydro-2-oxo-6-(trifluoromethyl)-3-pyridinecarboxylic acid ethyl ester
Catalog#: CAPOD11108; CAS Number: 116548-02-8
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Carboxylic Acids & Derivatives
Methyl 1-chloroisoquinoline-6-carboxylate
Catalog#: CAPOC13829; CAS Number: 1357946-43-0
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Heterocycles
6-Chloro-[1,2,4]triazolo[4,3-a]pyrazine
Catalog#: CAPOC13678; CAS Number: 1314974-66-7
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Amines & Derivatives
4-Chloropyridine-2,3-diamine
Catalog#: CAPOC13673; CAS Number: 24484-98-8
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Carboxylic Acids & Derivatives
3-Chloropyrazine-2-carboxylic acid
Catalog#: CAPOC13334; CAS Number: 27398-39-6
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Carboxylic Acids & Derivatives
5-Chloro-3-methylpyridine-2-carboxylic acid
Catalog#: CAPOC12704; CAS Number: 886365-46-4
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Heterocycles
8-Chlorotriazolo[4,3-a]pyrazine
Catalog#: CAPOC12596; CAS Number: 68774-77-6
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Heterocycles
3-Chloro-6-methylpyridazine
Catalog#: CAPOC12268; CAS Number: 1121-79-5
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Carboxylic Acids & Derivatives
4-Chloro-7-azaindole-5-carboxylic acid
Catalog#: CAPOC12184; CAS Number: 920966-03-6
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Amines & Derivatives
2-Chloro-4,5-diaminopyrimidine
Catalog#: CAPOC11704; CAS Number: 14631-08-4
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Heterocycles
2-Chloro-6-cyanopyrazine
Catalog#: CAPOC11632; CAS Number: 6863-74-7
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Carboxylic Acids & Derivatives
2-Chloropyrimidine-5-carboxylic acid
Catalog#: CAPOC11585; CAS Number: 374068-01-6
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Heterocycles
2-Chloropyrazolo[1,5-a]pyridine
Catalog#: CAPOC11469; CAS Number: 60637-33-4
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Carboxylic Acids & Derivatives
1H-Indazole-4-carboxylic acid
Catalog#: CAPOC11372; CAS Number: 677306-38-6
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Carboxylic Acids & Derivatives
tert-Butyl 6-(chloromethyl)-1H-indole-1-carboxylate
Catalog#: CAPOB14092; CAS Number: 1820685-06-0
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Ethers & Hydroxyls
tert-Butyl 6-(hydroxymethyl)-1H-indole-1-carboxylate
Catalog#: CAPOB14087; CAS Number: 354587-72-7
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Aldehydes & Ketones
tert-Butyl 6-formyl-1H-indole-1-carboxylate
Catalog#: CAPOB14077
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Heterocycles
3-Bromo-1H-pyrazole
Catalog#: CAPOB13736; CAS Number: 14521-80-3
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Heterocycles
7-Bromo-3-methylindole
Catalog#: CAPOB13700; CAS Number: 86915-22-2
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Amines & Derivatives
5-Bromo-3-chloropyrazin-2-amine
Catalog#: CAPOB13697; CAS Number: 21943-13-5
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Heterocycles
6-Bromo-8-chloro-[1,2,4]triazolo[4,3-a]pyrazine
Catalog#: CAPOB13679; CAS Number: 1334135-75-9
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Amines & Derivatives
5-Bromo-4-methylpyridine-2,3-diamine
Catalog#: CAPOB13672; CAS Number: 41230-93-7
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Ethers & Hydroxyls
3-Bromo-2-methoxy-4-methylpyridine
Catalog#: CAPOB13658; CAS Number: 717843-51-1