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Pharma Intermediates & Building Blocks

Pyrimidines, Pyrazines & Pyridazines

Source 104 pyrimidines, pyrazines & pyridazines for research, QC and production, documented with COA and SDS.

162products

13in stock

COA + SDSwith every lot

3-Amino-6-chloropyridazine chemical structure

3-Amino-6-chloropyridazine

CAS: 5469-69-2
Formula: C₄H₄ClN₃
MW: 129.55 g/mol

VQ-039625

Extra Pure

3-Amino-6-methylpyridazine, extra pure >97% chemical structure

3-Amino-6-methylpyridazine, extra pure >97%

CAS: 18591-82-7
Formula: C₅H₇N₃
MW: 109.13 g/mol

VQ-019940

3-Aminopyrazine-2-carboxylic acid, 98% chemical structure

3-Aminopyrazine-2-carboxylic acid, 98%

CAS: 5424-01-1
Formula: C₅H₅N₃O₂
MW: 139.11 g/mol

VQ-011934

Reference Standard

3-Chloro-2-pyrazinemethanamine chemical structure

3-Chloro-2-pyrazinemethanamine

CAS: 771581-15-8
Formula: C₅H₆ClN₃
MW: 143.57 g/mol

VQ-011935

Reference Standard

3-Chloro-2-pyrazinemethanamine Hydrochloride chemical structure

3-Chloro-2-pyrazinemethanamine Hydrochloride

CAS: 939412-86-9
Formula: C₅H₇Cl₂N₃
MW: 180.03 g/mol

In stock

3-Chloro-6-methylpyridazine, 98% chemical structure

3-Chloro-6-methylpyridazine, 98%

CAS: 1121-79-5
Formula: C₅H₅ClN₂
MW: 128.56 g/mol

VQ-011937

3-Chloropyrazine-2-carbonitrile, 98% chemical structure

3-Chloropyrazine-2-carbonitrile, 98%

CAS: 55557-52-3
Formula: C₅H₂ClN₃
MW: 139.54 g/mol

VQ-011938

3-Chloropyridazine chemical structure

3-Chloropyridazine

CAS: 1120-95-2
Formula: C₄H₃ClN₂
MW: 114.53 g/mol

VQ-040726

3-Methyl-2-quinoxalinone, 98% chemical structure

3-Methyl-2-quinoxalinone, 98%

CAS: 14003-34-0
Formula: C₉H₈N₂O
MW: 160.17 g/mol

VQ-011939

3-Methylpyrazine-2-carboxylic acid, 97% chemical structure

3-Methylpyrazine-2-carboxylic acid, 97%

CAS: 41110-28-5
Formula: C₆H₆N₂O₂
MW: 138.12 g/mol

VQ-011940

3-Oxo Rosuvastatin Sodium chemical structure

3-Oxo Rosuvastatin Sodium

CAS: 1346606-28-7
Formula: C₂₂H₂₅FN₃NaO₆S
MW: 501.5 g/mol

VQ-042005

3,6-Dichloropyrazine-2-carbonitrile, 98% chemical structure

3,6-Dichloropyrazine-2-carbonitrile, 98%

CAS: 356783-16-9
Formula: C₅HCl₂N₃
MW: 173.98 g/mol

VQ-011930

Reference Standard

3,6-Dichloropyridazine chemical structure

3,6-Dichloropyridazine

CAS: 141-30-0
Formula: C₄H₂Cl₂N₂
MW: 148.98 g/mol

In stock

3,6-Dichloropyridazine, 97% chemical structure

3,6-Dichloropyridazine, 97%

CAS: 141-30-0
Formula: C₄H₂Cl₂N₂
MW: 148.98 g/mol

VQ-011932

Extra Pure

4-(tert-Butyl)-6-chloropyrimidine, extra pure chemical structure

4-(tert-Butyl)-6-chloropyrimidine, extra pure

CAS: 3435-24-3
Formula: C₈H₁₁ClN₂
MW: 170.64 g/mol

VQ-020171

4-Amino-2,6-dichloropyrimidine, 98% chemical structure

4-Amino-2,6-dichloropyrimidine, 98%

CAS: 10132-07-7
Formula: C₄H₃Cl₂N₃
MW: 163.99 g/mol

VQ-011946

4-Aminophthalazin-1(2H)-one chemical structure

4-Aminophthalazin-1(2H)-one

CAS: 13580-88-6
Formula: C₈H₇N₃O
MW: 161.16 g/mol

VQ-040969

4-Bromo-3-pyridazinamine chemical structure

4-Bromo-3-pyridazinamine

CAS: 1353101-33-3
Formula: C₄H₄BrN₃
MW: 174 g/mol

VQ-040603

Reference Standard

4-Bromopyrimidine chemical structure

4-Bromopyrimidine

CAS: 31462-56-3
Formula: C₄H₃BrN₂
MW: 158.98 g/mol

VQ-011947

Reference Standard

4-Bromopyrimidine Hydrobromide chemical structure

4-Bromopyrimidine Hydrobromide

CAS: 1187931-22-1
Formula: C₄H₄Br₂N₂
MW: 239.9 g/mol

In stock

4-Bromopyrimidine hydrobromide, 95% chemical structure

4-Bromopyrimidine hydrobromide, 95%

CAS: 1187931-22-1
Formula: C₄H₄Br₂N₂
MW: 239.9 g/mol

VQ-011949

Reference Standard

4-Bromopyrimidine Hydrochloride chemical structure

4-Bromopyrimidine Hydrochloride

CAS: 1255099-57-0
Formula: C₄H₄BrClN₂
MW: 195.44 g/mol

VQ-011950

Reference Standard

4-Chloro-2-(methylthio)pyrimidine chemical structure

4-Chloro-2-(methylthio)pyrimidine

CAS: 49844-90-8
Formula: C₅H₅ClN₂S
MW: 160.63 g/mol

In stock

4-Chloro-6-methoxypyrimidine, 98% chemical structure

4-Chloro-6-methoxypyrimidine, 98%

CAS: 26452-81-3
Formula: C₅H₅ClN₂O
MW: 144.56 g/mol

VQ-011952

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