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Pharma Intermediates & Building Blocks

Advanced and key starting materials, heterocycles, chiral building blocks and reagents for API synthesis, from gram R&D to multi-tonne supply.

9,200products

4sub-categories

1,292in stock

COA + SDSwith every lot

Organic Building Blocks 5,617 Heterocyclic Building Blocks 1,587 Bulk Pharma Intermediates 22 API Process Intermediates & Related Compounds 1,974

p-Nitrophenyl phosphate disodium salt hexahydrate, ≥98.00% chemical structure

p-Nitrophenyl phosphate disodium salt hexahydrate, ≥98.00%

CAS: 333338-18-4
Formula: C₆H₁₆NNa₂O₁₂P
MW: 371.14 g/mol

VQ-019828

p-Nitrophenyl α-D-galactopyranoside, ≥99% (TLC) chemical structure

p-Nitrophenyl α-D-galactopyranoside, ≥99% (TLC)

CAS: 7493-95-0
Formula: C₁₂H₁₅NO₈
MW: 301.25 g/mol

VQ-009904

Synthesis

p-Nitrophenylacetonitrile, 98% chemical structure

p-Nitrophenylacetonitrile, 98%

CAS: 555-21-5
Formula: C₈H₆N₂O₂
MW: 162.15 g/mol

VQ-009720

Synthesis

p-Phenetidine, 98% chemical structure

p-Phenetidine, 98%

CAS: 156-43-4
Formula: C₈H₁₁NO
MW: 137.18 g/mol

VQ-009541

Synthesis

p-Phenylene diamine, 98% chemical structure

p-Phenylene diamine, 98%

CAS: 106-50-3
Formula: C₆H₈N₂
MW: 108.14 g/mol

VQ-009542

Puriss

p-Phenylenediamine dihydrochloride, 99% chemical structure

p-Phenylenediamine dihydrochloride, 99%

CAS: 624-18-0
Formula: C₆H₁₀Cl₂N₂
MW: 181.06 g/mol

VQ-009543

p-Quinonimine chemical structure

CAS: 3009-34-5
Formula: C₆H₅NO
MW: 107.11 g/mol

VQ-033059

Reference Standard

p-Ranolazine chemical structure

CAS: 1393717-45-7
Formula: C₂₄H₃₃N₃O₄
MW: 427.5 g/mol

In stock

p-SCN-Bn-Deferoxamine, ≥94% chemical structure

p-SCN-Bn-Deferoxamine, ≥94%

CAS: 1222468-90-7
Formula: C₃₃H₅₂N₈O₈S₂
MW: 752.9 g/mol

VQ-010924

p-SCN-Bn-DTPA, ≥94% chemical structure

p-SCN-Bn-DTPA, ≥94%

CAS: 102650-30-6
Formula: C₂₂H₂₈N₄O₁₀S
MW: 540.5 g/mol

VQ-010925

p-SCN-Bn-NOTA, ≥94% chemical structure

p-SCN-Bn-NOTA, ≥94%

CAS: 1206475-68-4
Formula: C₂₀H₂₆N₄O₆S
MW: 450.5 g/mol

VQ-012696

Synthesis

p-Terphenyl, 99% chemical structure

p-Terphenyl, 99%

CAS: 92-94-4
Formula: C₁₈H₁₄
MW: 230.3 g/mol

VQ-011245

Synthesis

p-Toluene sulphonic acid, 98% chemical structure

p-Toluene sulphonic acid, 98%

CAS: 6192-52-5
Formula: C₇H₁₀O₄S
MW: 190.22 g/mol

VQ-010926

AR

p-Toluene sulphonic acid, GR 99%+ chemical structure

p-Toluene sulphonic acid, GR 99%+

CAS: 6192-52-5
Formula: C₇H₁₀O₄S
MW: 190.22 g/mol

VQ-010927

p-Toluene sulphonic acid, monohydrate, 99.5% chemical structure

p-Toluene sulphonic acid, monohydrate, 99.5%

CAS: 6192-52-5
Formula: C₇H₁₀O₄S
MW: 190.22 g/mol

VQ-010928

p-Toluenesulfinic acid chemical structure

p-Toluenesulfinic acid

CAS: 536-57-2
Formula: C₇H₈O₂S
MW: 156.2 g/mol

VQ-040604

p-Toluenesulfonyl hydrazide, 97% chemical structure

p-Toluenesulfonyl hydrazide, 97%

CAS: 1576-35-8
Formula: C₇H₁₀N₂O₂S
MW: 186.23 g/mol

VQ-010929

p-Toluenesulfonyl isocyanate, 96% chemical structure

p-Toluenesulfonyl isocyanate, 96%

CAS: 4083-64-1
Formula: C₈H₇NO₃S
MW: 197.21 g/mol

VQ-010930

Extra Pure

p-Toluenesulfonyl urea, extra pure >97% chemical structure

p-Toluenesulfonyl urea, extra pure >97%

CAS: 1156-19-0
Formula: C₁₄H₂₁N₃O₃S
MW: 311.4 g/mol

VQ-020067

Extra Pure

p-Toluenesulfonylbromide, extra pure >97% chemical structure

p-Toluenesulfonylbromide, extra pure >97%

CAS: 1950-69-2
Formula: C₇H₇BrO₂S
MW: 235.1 g/mol

VQ-020166

p-Toluenesulfonylmethyl isocyanide, 98% chemical structure

p-Toluenesulfonylmethyl isocyanide, 98%

CAS: 36635-61-7
Formula: C₉H₉NO₂S
MW: 195.24 g/mol

VQ-010931

p-Toluenesulfonylsemicarbazide, 95% chemical structure

p-Toluenesulfonylsemicarbazide, 95%

CAS: 10396-10-8
Formula: C₈H₁₁N₃O₃S
MW: 229.26 g/mol

VQ-010932

Synthesis

p-Toluenesulphonamide, 98% chemical structure

p-Toluenesulphonamide, 98%

CAS: 70-55-3
Formula: C₇H₉NO₂S
MW: 171.22 g/mol

VQ-010933

p-Toluenesulphonic acid sodium salt, 95% chemical structure

p-Toluenesulphonic acid sodium salt, 95%

CAS: 657-84-1
Formula: C₇H₈NaO₃S
MW: 195.19 g/mol

VQ-010934

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