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 1308 results
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Aldehydes & Ketones
2-Fluoro-6-phenoxybenzaldehyde
Catalog#: F14444; CAS Number: 902836-68-4
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Heterocycles
2-Fluoro-3-iodopyridine
Catalog#: F14442; CAS Number: 113975-22-7
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Other
4-Fluoro-3-(trifluoromethyl)phenyl isothiocyanate
Catalog#: F14440; CAS Number: 302912-43-2
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Heterocycles
3-Chloro-4-fluoroiodobenzene
Catalog#: C14439; CAS Number: 156150-67-3
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Amines & Derivatives
tert-Butyl N-(2-{[2-amino-4-(trifluoromethyl)phenyl]amino}ethyl)carbamate
Catalog#: B14438; CAS Number: 215655-42-8
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Carboxylic Acids & Derivatives
3-Chloro-4-(trifluoromethoxy)benzoyl chloride
Catalog#: C14435; CAS Number: 261763-17-1
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Heterocycles
4-(3,5-Difluorophenyl)piperidine hydrochloride
Catalog#: D14430; CAS Number: 1004618-89-6
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Carboxylic Acids & Derivatives
2,4-Difluoro-5-nitrobenzoic acid
Catalog#: D14424; CAS Number: 153775-33-8
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Amines & Derivatives
3-Chloro-2-(morpholin-4-yl)pyridin-4-ol
Catalog#: C14417; CAS Number: 1420034-39-4
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Amines & Derivatives
4,6-Dichloro-2-(methylthio)-5-pyrimidineamine
Catalog#: G14384; CAS Number: 333388-03-7
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Heterocycles
4,6-Dichloro-2-(methylthio)-5-nitropyrimidine
Catalog#: G14382; CAS Number: 1979-96-0
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Ethers & Hydroxyls
4-Ethoxy-3-fluorophenol
Catalog#: E14366; CAS Number: 98121-48-3
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Other
Doxycycline hydrochloride
Catalog#: D14332; CAS Number: 10592-13-9
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Ethers & Hydroxyls
8-Bromoisoquinolin-1-ol
Catalog#: G14306; CAS Number: 475994-60-6
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Ethers & Hydroxyls
6-Bromoisoquinolin-1-ol
Catalog#: G14304; CAS Number: 82827-09-6
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Ethers & Hydroxyls
1-Hydroxyisoquinoline-6-carbonitrile
Catalog#: G14300; CAS Number: 1184916-94-6
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Carboxylic Acids & Derivatives
3-(Trifluoromethyl)pyridine-4-carboxamide
Catalog#: G14299; CAS Number: 1416713-20-6
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Carboxylic Acids & Derivatives
2-Chloro-5-(trifluoromethyl)pyridine-4-carboxamide
Catalog#: G14298; CAS Number: 1416713-79-5
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Ethers & Hydroxyls
1-Hydroxyisoquinoline-5-carbonitrile
Catalog#: G14297; CAS Number: 90947-07-2
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Carboxylic Acids & Derivatives
5-Bromo-3-fluoropyridine-2-carboxamide
Catalog#: G14296; CAS Number: 669066-90-4
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Carboxylic Acids & Derivatives
1-Hydroxyisoquinoline-8-carboxylic acid
Catalog#: G14294; CAS Number: 116409-31-5
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Carboxylic Acids & Derivatives
1-Hydroxyisoquinoline-7-carboxylic acid
Catalog#: G14293; CAS Number: 1301214-62-9
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Carboxylic Acids & Derivatives
1-Hydroxyisoquinoline-5-carboxylic acid
Catalog#: G14291; CAS Number: 212374-18-0
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Aldehydes & Ketones
5-Bromo-3-fluoropyridine-2-carboxaldehyde
Catalog#: G14281; CAS Number: 669066-93-7
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Aldehydes & Ketones
5-Chloro-3-fluoropicolinaldehyde
Catalog#: G14280; CAS Number: 214055-11-5
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Ethers & Hydroxyls
2-Chloro-5-nitropyridin-4-ol
Catalog#: G14275; CAS Number: 1211386-69-4
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Heterocycles
2-Chloro-5-fluoropyridine-3-carbonitrile
Catalog#: G14274; CAS Number: 791644-48-9
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Amines & Derivatives
2-Chloro-5-fluoro-3,4-pyridinediamine
Catalog#: G14270; CAS Number: 405230-93-5
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Aldehydes & Ketones
2-Acetyl-3-fluoropyridine
Catalog#: Y14237; CAS Number: 87674-20-2
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Carboxylic Acids & Derivatives
2,3-Dichloroisonicotinic acid
Catalog#: Y14236; CAS Number: 184416-84-0
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Aldehydes & Ketones
2,4-Dichloropyridine-3-carboxaldehyde
Catalog#: Y14235; CAS Number: 134031-24-6