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 1090–1122 of 1305 results
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Building Blocks
4,6-Dichloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine
Product Number: D11611; CAS Number: 98141-42-5
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Building Blocks
2,4-Dichloro-5-amino-6-methylpyrimidine
Product Number: D11604; CAS Number: 13162-27-1
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Building Blocks
2-Methylsulfanyl-4-phenylaminopyrimidine-5-carboxaldehyde
Product Number: M11600; CAS Number: 211245-56-6
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Building Blocks
4-Chloro-2-methoxypyrimidine
Product Number: C11587; CAS Number: 51421-99-9
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Indazoles
6-Bromo-3-methyl-1H-indazole
Product Number: B11583; CAS Number: 7746-27-2
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Indazoles
4-Bromo-3-methyl-1H-indazole
Product Number: B11582; CAS Number: 1159511-73-5
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Building Blocks
4-Bromo-2-methoxypyrimidine
Product Number: B11581; CAS Number: 959240-72-3
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Indazoles
5-Bromo-6-methyl-1H-indazole
Product Number: B11580; CAS Number: 885223-72-3
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Indazoles
4-Bromo-5-methyl-1H-indazole
Product Number: B11578; CAS Number: 926922-40-9
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Indazoles
1-(tert-Butoxycarbonyl)-6-bromoindazole
Product Number: B11577; CAS Number: 877264-77-2
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Building Blocks
5-Fluoro-2-methoxynicotinaldehyde
Product Number: F11569; CAS Number: 351410-62-3
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Building Blocks
6-Bromoimidazo[1,2-a]pyrimidine
Product Number: B11567; CAS Number: 865156-68-9
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Building Blocks
[3-(Trifluoromethyl)pyridin-2-yl]methanamine hydrochloride
Product Number: T11547; CAS Number: 886371-24-0
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Thiazoles
2-Amino-5-formylthiazole
Product Number: A11544; CAS Number: 1003-61-8
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Thiophenes
Thieno[2,3-b]pyridin-3-amine
Product Number: T11486; CAS Number: 26579-54-4
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Building Blocks
1-Methyl-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid
Product Number: T11436; CAS Number: 119083-00-0
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Building Blocks
4-Chloro-2-(methylthio)-6-(trifluoromethyl)pyrimidine
Product Number: C11424; CAS Number: 16097-63-5
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Oxazoles
Methyl (2-chloromethyl)oxazole-4-carboxylate
Product Number: M11416; CAS Number: 208465-72-9
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Building Blocks
2,5-Dichloropyrazine
Product Number: D11395; CAS Number: 19745-07-4
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Building Blocks
2-Bromothieno[2,3-c]pyridine
Product Number: B11392; CAS Number: 756477-36-8
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Indazoles
7-(Aminomethyl)-1H-indazole
Product Number: A11391; CAS Number: 944904-20-5
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Indazoles
6-(Aminomethyl)-1H-indazole hydrochloride
Product Number: A11390; CAS Number: 943845-79-2
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Indazoles
5-(Aminomethyl)-1H-indazole
Product Number: A11389; CAS Number: 267413-25-2
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Indazoles
4-(Aminomethyl)-1H-indazole
Product Number: A11388; CAS Number: 944898-72-0
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Building Blocks
2,6-Dimethyl-4-pyridine-carboxylic acid
Product Number: D11385; CAS Number: 54221-93-1
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Building Blocks
5-(Chloromethyl)-1,3-dimethyl-1H-pyrazole
Product Number: C11378; CAS Number: 852227-86-2
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Building Blocks
(1,3-Dimethyl-1H-pyrazole-5-yl)methanamine
Product Number: D11377; CAS Number: 499770-63-7
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Indazoles
1H-Indazole-7-carboxylic acid
Product Number: C11375; CAS Number: 677304-69-7
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Indazoles
1H-Indazole-6-carboxylic acid
Product Number: C11374; CAS Number: 704-91-6