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 529–561 of 1305 results
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Building Blocks
tert-Butyl N-(2-{[2-amino-4-(trifluoromethyl)phenyl]amino}ethyl)carbamate
Product Number: B14438; CAS Number: 215655-42-8
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Acid Chlorides
3-Chloro-4-(trifluoromethoxy)benzoyl chloride
Product Number: C14435; CAS Number: 261763-17-1
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Building Blocks
4-(3,5-Difluorophenyl)piperidine hydrochloride
Product Number: D14430; CAS Number: 1004618-89-6
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Building Blocks
2,4-Difluoro-5-nitrobenzoic acid
Product Number: D14424; CAS Number: 153775-33-8
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Building Blocks
3-Chloro-2-(morpholin-4-yl)pyridin-4-ol
Product Number: C14417; CAS Number: 1420034-39-4
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Building Blocks
4,6-Dichloro-2-(methylthio)-5-pyrimidineamine
Product Number: G14384; CAS Number: 333388-03-7
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Building Blocks
4,6-Dichloro-2-(methylthio)-5-nitropyrimidine
Product Number: G14382; CAS Number: 1979-96-0
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Building Blocks
4-Ethoxy-3-fluorophenol
Product Number: E14366; CAS Number: 98121-48-3
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Building Blocks
Doxycycline hydrochloride
Product Number: D14332; CAS Number: 10592-13-9
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Isoquinolines
8-Bromoisoquinolin-1-ol
Product Number: G14306; CAS Number: 475994-60-6
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Isoquinolines
6-Bromoisoquinolin-1-ol
Product Number: G14304; CAS Number: 82827-09-6
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Isoquinolines
1-Hydroxyisoquinoline-6-carbonitrile
Product Number: G14300; CAS Number: 1184916-94-6
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Building Blocks
3-(Trifluoromethyl)pyridine-4-carboxamide
Product Number: G14299; CAS Number: 1416713-20-6
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Building Blocks
2-Chloro-5-(trifluoromethyl)pyridine-4-carboxamide
Product Number: G14298; CAS Number: 1416713-79-5
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Isoquinolines
1-Hydroxyisoquinoline-5-carbonitrile
Product Number: G14297; CAS Number: 90947-07-2
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Building Blocks
5-Bromo-3-fluoropyridine-2-carboxamide
Product Number: G14296; CAS Number: 669066-90-4
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Isoquinolines
1-Hydroxyisoquinoline-8-carboxylic acid
Product Number: G14294; CAS Number: 116409-31-5
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Isoquinolines
1-Hydroxyisoquinoline-7-carboxylic acid
Product Number: G14293; CAS Number: 1301214-62-9
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Isoquinolines
1-Hydroxyisoquinoline-5-carboxylic acid
Product Number: G14291; CAS Number: 212374-18-0
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Building Blocks
5-Bromo-3-fluoropyridine-2-carboxaldehyde
Product Number: G14281; CAS Number: 669066-93-7
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Building Blocks
5-Chloro-3-fluoropicolinaldehyde
Product Number: G14280; CAS Number: 214055-11-5
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Building Blocks
2-Chloro-5-nitropyridin-4-ol
Product Number: G14275; CAS Number: 1211386-69-4
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Building Blocks
2-Chloro-5-fluoropyridine-3-carbonitrile
Product Number: G14274; CAS Number: 791644-48-9
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Building Blocks
2-Chloro-5-fluoro-3,4-pyridinediamine
Product Number: G14270; CAS Number: 405230-93-5
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Building Blocks
2-Acetyl-3-fluoropyridine
Product Number: Y14237; CAS Number: 87674-20-2
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Building Blocks
2,3-Dichloroisonicotinic acid
Product Number: Y14236; CAS Number: 184416-84-0
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Building Blocks
2,4-Dichloropyridine-3-carboxaldehyde
Product Number: Y14235; CAS Number: 134031-24-6
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Building Blocks
3,5-Dibromopyridine-4-carboxylic acid
Product Number: Y14234; CAS Number: 13958-91-3
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Building Blocks
4-(5-Bromo-3-chloropyridin-2-yl)morpholine
Product Number: Y14232; CAS Number: 1199773-09-5