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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

Irgafos 126 chemical structure

CAS: 26741-53-7
Formula: C₃₃H₅₀O₆P₂
MW: 604.7 g/mol

VQ-039280

Reference Standard

Irgafos P-EPQ chemical structure

CAS: 38613-77-3
Formula: C₆₈H₉₂O₄P₂
MW: 1035.4 g/mol

In stock

Irinotecan hydrochloride, ≥97% chemical structure

Irinotecan hydrochloride, ≥97%

CAS: 100286-90-6
Formula: C₃₃H₃₉ClN₄O₆
MW: 623.1 g/mol

VQ-012100

Synthesis

Isatin, 98% chemical structure

CAS: 91-56-5
Formula: C₈H₅NO₂
MW: 147.13 g/mol

VQ-012602

AR

Isatin, GR 99%+ chemical structure

Isatin, GR 99%+

CAS: 91-56-5
Formula: C₈H₅NO₂
MW: 147.13 g/mol

VQ-012603

Iso Amyl Iodide, 97.0% chemical structure

Iso Amyl Iodide, 97.0%

CAS: 541-28-6
Formula: C₅H₁₁I
MW: 198.05 g/mol

VQ-020224

Iso Loratadine A chemical structure

Iso Loratadine A

CAS: 169253-13-8
Formula: C₂₂H₂₃ClN₂O₂
MW: 382.9 g/mol

VQ-031632

Extra Pure

iso-Butylamine, extra pure >99% chemical structure

iso-Butylamine, extra pure >99%

CAS: 78-81-9
Formula: C₄H₁₁N
MW: 73.14 g/mol

VQ-020052

Iso-Gemfibrozil chemical structure

Iso-Gemfibrozil

CAS: 86837-66-3
Formula: C₁₅H₂₂O₃
MW: 250.33 g/mol

VQ-048516

Iso-mogroside V chemical structure

Iso-mogroside V

CAS: 1126032-65-2
Formula: C₆₀H₁₀₂O₂₉
MW: 1287.4 g/mol

VQ-010056

Isoamyl laurate, ≥97% chemical structure

Isoamyl laurate, ≥97%

CAS: 6309-51-9
Formula: C₁₇H₃₄O₂
MW: 270.5 g/mol

VQ-008832

Isoamyl-p-toluenesulfonate chemical structure

Isoamyl-p-toluenesulfonate

CAS: 2431-75-6
Formula: C₁₂H₁₈O₃S
MW: 242.34 g/mol

VQ-039131

Isoborneol chemical structure

CAS: 124-76-5
Formula: C₁₀H₁₈O
MW: 154.25 g/mol

VQ-029470

Isobornyl acrylate, 95% chemical structure

Isobornyl acrylate, 95%

CAS: 5888-33-5
Formula: C₁₃H₂₀O₂
MW: 208.3 g/mol

VQ-008833

Isobutaneboronic acid, ≥95% chemical structure

Isobutaneboronic acid, ≥95%

CAS: 84110-40-7
Formula: C₄H₁₁BO₂
MW: 101.94 g/mol

VQ-011065

Isobutene Glycol chemical structure

Isobutene Glycol

CAS: 558-43-0
Formula: C₄H₁₀O₂
MW: 90.12 g/mol

VQ-037956

Isobutyl (S)-2-(2-oxopyrrolidin-1-yl)butanoate chemical structure

Isobutyl (S)-2-(2-oxopyrrolidin-1-yl)butanoate

CAS: 1031436-47-1
Formula: C₁₁H₁₉NO₃
MW: 213.27 g/mol

VQ-037980

Synthesis

Isobutyl 4-hydroxybenzoate, 98% chemical structure

Isobutyl 4-hydroxybenzoate, 98%

CAS: 4247-02-3
Formula: C₁₁H₁₄O₃
MW: 194.23 g/mol

VQ-008834

Puriss

Isobutyl benzene, 99% chemical structure

Isobutyl benzene, 99%

CAS: 538-93-2
Formula: C₁₀H₁₄
MW: 134.22 g/mol

VQ-011232

GC

Isobutyl benzene, for GC >99% chemical structure

Isobutyl benzene, for GC >99%

CAS: 538-93-2
Formula: C₁₀H₁₄
MW: 134.22 g/mol

VQ-045915

Synthesis

Isobutyl chloroformate, 98% chemical structure

Isobutyl chloroformate, 98%

CAS: 543-27-1
Formula: C₅H₉ClO₂
MW: 136.58 g/mol

VQ-009142

Synthesis

Isobutyl iodide, 98% chemical structure

Isobutyl iodide, 98%

CAS: 513-38-2
Formula: C₄H₉I
MW: 184.02 g/mol

VQ-010471

Isobutyl Methanesulfonate chemical structure

Isobutyl Methanesulfonate

CAS: 16156-53-9
Formula: C₅H₁₂O₃S
MW: 152.21 g/mol

VQ-039335

Isobutyl nitrite, 95% chemical structure

Isobutyl nitrite, 95%

CAS: 542-56-3
Formula: C₄H₉NO₂
MW: 103.12 g/mol

VQ-011480

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