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 271–300 of 1306 results
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Ethers & Hydroxyls
4-(Chloromethyl)-5-fluoro-2-methoxypyridine
Catalog#: C15404; CAS Number: 1227585-67-2
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Aldehydes & Ketones
5-Fluoro-2-methoxyisonicotinaldehyde
Catalog#: F15401; CAS Number: 884495-12-9
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Carboxylic Acids & Derivatives
Ethyl 3-chloro-2,2-dimethyl-3-oxopropanoate
Catalog#: E15397; CAS Number: 64244-87-7
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Heterocycles
6-Bromo-5-fluoroisoquinoline
Catalog#: G15352; CAS Number: 1432754-56-7
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Heterocycles
7-Bromo-1,2,3,4-tetrahydroisoquinoline-1,3-dione
Catalog#: G15342; CAS Number: 1033330-27-6
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Ethers & Hydroxyls
2,4-Dibromo-6-fluoropyridin-3-ol
Catalog#: Y15339; CAS Number: 1421602-80-3
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Ethers & Hydroxyls
3-Bromo-2-methoxy-5-trifluoromethylpyridine
Catalog#: Y15338; CAS Number: 124432-63-9
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Carboxylic Acids & Derivatives
3-Chloropyridine-4-carboxylic acid ethyl ester
Catalog#: Y15337; CAS Number: 211678-96-5
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Ethers & Hydroxyls
(5-Fluoro-2-methoxypyridin-4-yl)methanol
Catalog#: Y15336; CAS Number: 1000895-80-6
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Ethers & Hydroxyls
2-Chloro-5-methoxypyridine
Catalog#: Y15335; CAS Number: 139585-48-1
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Ethers & Hydroxyls
2-Chloro-5-hydroxypyridine
Catalog#: Y15333; CAS Number: 41288-96-4
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Heterocycles
4-Bromo-2-chloro-3-picoline
Catalog#: Y15332; CAS Number: 128071-86-3
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Heterocycles
1-Methyl-5-iodopyrazole
Catalog#: Y15331; CAS Number: 34091-51-5
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Aldehydes & Ketones
1-(4-Chloropyridin-2-yl)ethanone
Catalog#: Y15329; CAS Number: 60159-37-7
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Carboxylic Acids & Derivatives
2-Pivaloylamino-6-picoline
Catalog#: Y15326; CAS Number: 86847-79-2
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Ethers & Hydroxyls
(2-Methoxypyridin-3-yl)methanol
Catalog#: Y15325; CAS Number: 112197-16-7
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Ethers & Hydroxyls
2-Benzyloxy-5-bromopyridine
Catalog#: Y15324; CAS Number: 83664-33-9
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Ethers & Hydroxyls
(3-Fluoropyridin-4-yl)methanol
Catalog#: Y15323; CAS Number: 870063-60-8
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Heterocycles
2-Bromo-4-(chloromethyl)pyridine
Catalog#: G15311; CAS Number: 864460-68-4
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Alkanes & Alkenes & Acetylenes
4-Ethynyl-2-fluoropyridine
Catalog#: E15290; CAS Number: 1231192-86-1
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Other Building Blocks
(R)-3,5-Dihydro-4H-dinaphtho[2,1-c:1′,2′-e]silepine-4,4-diol as a 2:1 complex with diethyl ether
Catalog#: D15285
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Amines & Derivatives
2-(Aminomethyl)-1,3-dioxolane
Catalog#: J15276; CAS Number: 4388-97-0
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Heterocycles
3-Bromodibenzo[b,d]furan
Catalog#: J15275; CAS Number: 26608-06-0
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Carboxylic Acids & Derivatives
Methyl 2-bromomethyl-3-methoxybenzoate
Catalog#: J15272; CAS Number: 71887-28-0
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Aldehydes & Ketones
2-(Benzyloxy)-5-fluorobenzaldehyde
Catalog#: J15271; CAS Number: 312314-37-7
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Alkanes & Alkenes & Acetylenes
4-Ethynyl-3,5-dimethylisoxazole
Catalog#: E15265; CAS Number: 668970-91-0
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Heterocycles
4,4′-[1,4-Dihydro-1,4-bis(4-methylphenyl)pyrrolo[3,2-b]pyrrole-2,5-diyl]bis-benzonitrile
Catalog#: K15239; CAS Number: 1451070-74-8
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Aldehydes & Ketones
4-Hydroxy-3,5-bis(morpholinomethyl)benzaldehyde
Catalog#: K15238; CAS Number: 1064288-38-5