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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

Reference Standard

Rose Bengal Sodium Salt chemical structure

Rose Bengal Sodium Salt

CAS: 632-69-9
Formula: C₂₀H₂Cl₄I₄Na₂O₅
MW: 1017.6 g/mol

In stock

Rose crystals

Cat. No.: VQ-011575

VQ-011575

Reference Standard

Rosuvastatin Methyl Ester chemical structure

Rosuvastatin Methyl Ester

CAS: 147118-40-9
Formula: C₂₃H₃₀FN₃O₆S
MW: 495.6 g/mol

In stock

Synthesis

Rotundine, 99% chemical structure

CAS: 10097-84-4
Formula: C₂₁H₂₅NO₄
MW: 355.4 g/mol

VQ-012535

Reference Standard

ROX- 4 (Marker)

ROX- 4 (Marker)

Formula: C₁₈H₁₈O₅
MW: 314.33 g/mol

In stock

Reference Standard

ROX- 7 (Marker)

ROX- 7 (Marker)

Cat. No.: VQ-013770

VQ-013770

Reference Standard

Roxadustat 8-IPA Ester

Roxadustat 8-IPA Ester

CAS: 2244489-60-7
Formula: C₁₉H₁₆ClNO₄
MW: 357.79 g/mol

In stock

Reference Standard

Roxadustat 9-Butyl Ester chemical structure

Roxadustat 9-Butyl Ester

CAS: 808116-09-8
Formula: C₂₁H₂₁NO₄
MW: 351.4 g/mol

In stock

Reference Standard

Roxadustat 9-IPA Ester

Roxadustat 9-IPA Ester

CAS: 1809286-38-1
Formula: C₂₀H₁₉NO₄
MW: 337.37 g/mol

In stock

Reference Standard

Roxadustat Diglycine Analog chemical structure

Roxadustat Diglycine Analog

Formula: C₂₁H₁₉N₃O₆
MW: 409.4 g/mol

In stock

Reference Standard

Roxadustat Triglycine Analog

Roxadustat Triglycine Analog

Formula: C₂₃H₂₂N₄O₇
MW: 466.44 g/mol

In stock

Reference Standard

Roxadustat-7-IPA Ester

Roxadustat-7-IPA Ester

CAS: 2244489-57-2
Formula: C₁₉H₁₇NO₅
MW: 339.34 g/mol

In stock

Rubropunctamine chemical structure

Rubropunctamine

CAS: 514-66-9
Formula: C₂₁H₂₃NO₄
MW: 353.4 g/mol

VQ-038478

RuCl(p-cymene)[(R,R)-Ts-DPEN]

RuCl(p-cymene)[(R,R)-Ts-DPEN]

CAS: 192139-92-7
Formula: C₃₁H₃₅ClN₂O₂RuS
MW: 636.21 g/mol

VQ-011576

LR

RUTIN, LR chemical structure

CAS: 153-18-4
Formula: C₂₇H₃₀O₁₆
MW: 610.5 g/mol

VQ-020642

Reference Standard

Ruxolitinib (sm)

Ruxolitinib (sm)

Formula: C₁₂H₁₈BrN₃OSi
MW: 328.28 g/mol

In stock

Reference Standard

Ruxolitinib Amide chemical structure

Ruxolitinib Amide

CAS: 1911644-32-0
Formula: C₁₇H₂₀N₆O
MW: 324.4 g/mol

In stock

Reference Standard

Ruxolitinib RXP-03 Urea

Ruxolitinib RXP-03 Urea

Formula: C₁₈H₁₉N₇O
MW: 349.39 g/mol

In stock

Reference Standard

RXP-2 PDMA

Formula: C₁₉H₂₅N₇O
MW: 367.45 g/mol

In stock

Reference Standard

RXP-3 PDMA chemical structure

Formula: C₁₉H₂₃N₇
MW: 349.4 g/mol

In stock

S-(+)-Manidipine chemical structure

S-(+)-Manidipine

CAS: 126451-47-6
Formula: C₃₅H₃₈N₄O₆
MW: 610.7 g/mol

VQ-038252

Reference Standard

S-(1-methyl-1H-imidazol-4-yl) 2-methylpropanethioate

S-(1-methyl-1H-imidazol-4-yl) 2-methylpropanethioate

Formula: C₈H₁₂N₂OS
MW: 184.26 g/mol

VQ-013782

S-2-(4-Aminobenzyl)-diethylenetriamine penta-tert-butyl acetate, ≥94%

S-2-(4-Aminobenzyl)-diethylenetriamine penta-tert-butyl acetate, ≥94%

Formula: C₄₁H₇₀N₄O₁₀
MW: 779 g/mol

VQ-011577

S-2-(4-Aminobenzyl)-diethylenetriamine pentaacetic acid, ≥94% chemical structure

S-2-(4-Aminobenzyl)-diethylenetriamine pentaacetic acid, ≥94%

CAS: 102650-29-3
Formula: C₂₁H₃₀N₄O₁₀
MW: 498.5 g/mol

VQ-008585

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