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 1231–1260 of 1306 results
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Aldehydes & Ketones
2-Bromo-5-(trifluoromethyl)benzaldehyde
$8.00 – $108.00 View productsCatalog#: B2057; CAS Number: 102684-91-3
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Carboxylic Acids & Derivatives
4-Bromopyridine-2-carboxylic acid
$8.00 – $83.00 View productsCatalog#: B2052; CAS Number: 30766-03-1
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Heterocycles
3,4-Dicyanothiophene
$22.00 – $353.00 View productsCatalog#: D2048; CAS Number: 18853-32-2
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Aldehydes & Ketones
5-Formyl-1-methyl-1H-pyrazole
$22.00 – $265.00 View productsCatalog#: F2044; CAS Number: 27258-33-9
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Heterocycles
5-Bromo-2-cyanopyrimidine
$6.00 – $19.00 View productsCatalog#: B2036; CAS Number: 38275-57-9
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Amines & Derivatives
tert-Butyl 4-(4-iodophenyl)piperazine-1-carboxylate
$22.00 – $353.00 View productsCatalog#: B2021; CAS Number: 151978-66-4
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Aldehydes & Ketones
3-Chloro-2-hydroxybenzaldehyde
$9.00 – $139.00 View productsCatalog#: C2016; CAS Number: 1927-94-2
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Other Building Blocks
1,4-Dibromo-2,5-diiodobenzene
$20.00 – $276.00 View productsCatalog#: D2010; CAS Number: 63262-06-6
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Other Building Blocks
3,4-Difluoro-2-methylbromobenzene
$25.00 – $386.00 View productsCatalog#: D2007; CAS Number: 847502-81-2
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Aldehydes & Ketones
2,4-Dimethoxy-5-formylpyrimidine
$72.00 – $276.00 View productsCatalog#: D1994; CAS Number: 52606-02-7
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Heterocycles
2,4-Dichloro-5-cyanothiazole
$56.00 – $221.00 View productsCatalog#: D1969; CAS Number: 82554-18-5
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Heterocycles
4-Bromobenzo[b]thiophene
$9.00 – $22.00 View productsCatalog#: B1950; CAS Number: 5118-13-8
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Heterocycles
3-Acetyl-2-fluoropyridine
$50.00 – $662.00 View productsCatalog#: A1924; CAS Number: 79574-70-2
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Aldehydes & Ketones
3-Fluoro-5-formylpyridine
$22.00 – $276.00 View productsCatalog#: F1916; CAS Number: 39891-04-8
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Aldehydes & Ketones
2,6-Dichloro-3-formylpyridine
$9.00 – $100.00 View productsCatalog#: D1912; CAS Number: 55304-73-9
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Aldehydes & Ketones
4-(Trifluoromethyl)-3-formylpyridine
$118.00 – $546.00 View productsCatalog#: T1885; CAS Number: 1083197-78-7
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Heterocycles
4-Methylpyrimidine
$18.00 – $185.00 View productsCatalog#: M1835; CAS Number: 3438-46-8
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Carboxylic Acids & Derivatives
Thiophene-3,4-dicarboxylic acid
$14.00 – $176.00 View productsCatalog#: T1828; CAS Number: 4282-29-5
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Ethers & Hydroxyls
5-Bromo-4-methoxy-2-(methylthio)pyrimidine
$45.00 – $145.00 View productsCatalog#: B1816; CAS Number: 81560-09-0
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Aldehydes & Ketones
3-Fluoro-2-formylpyridine
$14.00 – $198.00 View productsCatalog#: F1799; CAS Number: 31224-43-8
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Carboxylic Acids & Derivatives
6-Fluoronicotinic acid
$5.00 – $56.00 View productsCatalog#: F1782; CAS Number: 403-45-2
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Carboxylic Acids & Derivatives
3,5-Dimethylisoxazole-4-carboxylic acid
$5.00 – $79.00 View productsCatalog#: D1777; CAS Number: 2510-36-3
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Amines & Derivatives
5-Bromo-2-(methylamino)pyrimidine
$12.00 – $34.00 View productsCatalog#: B1746; CAS Number: 31402-54-7
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Heterocycles
4-(Tributylstannyl)-2-thiomethylpyrimidine
$125.00 – $1,930.00 View productsCatalog#: T1730; CAS Number: 123061-49-4
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Aldehydes & Ketones
5-Fluoro-2-formylpyridine
$66.00 – $750.00 View productsCatalog#: F1879; CAS Number: 31181-88-1
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Amines & Derivatives
5-Bromo-2-hydrazinopyridine
$14.00 – $122.00 View productsCatalog#: B1870; CAS Number: 77992-44-0
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Carboxylic Acids & Derivatives
2-Fluoro-3-methylpyridine-5-carboxylic acid
$30.00 – $350.00 View productsCatalog#: F1801; CAS Number: 885267-35-6
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Aldehydes & Ketones
5-Bromoquinoline-8-carboxaldehyde
$50.00 – $200.00 View productsCatalog#: B1896; CAS Number: 885267-41-4





























