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Impurities & Reference Standards

API Impurities

Source 1942 api impurities for research, QC and production, documented with COA and SDS.

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Reference Standard

Gabapentin Methyl Ester Hydrochloride chemical structure

Gabapentin Methyl Ester Hydrochloride

CAS: 63562-01-6
Formula: C₁₀H₂₀ClNO₂
MW: 221.72 g/mol

VQ-030922

Reference Standard

Gabapentin(Stage-II)

Gabapentin(Stage-II)

Formula: C₂₁H₃₁NO₄
MW: 361.48 g/mol

In stock

Reference Standard

Gabapentine Impurity 15 chemical structure

Gabapentine Impurity 15

CAS: 4376-23-2
Formula: C₆H₁₀O
MW: 98.14 g/mol

VQ-030918

Reference Standard

Gabapentine Impurity 18 chemical structure

Gabapentine Impurity 18

CAS: 645-62-5
Formula: C₈H₁₄O
MW: 126.2 g/mol

VQ-037467

Reference Standard

Gabapentine Impurity 22 chemical structure

Gabapentine Impurity 22

CAS: 6051-08-7
Formula: C₁₀H₁₆O₂
MW: 168.23 g/mol

VQ-037468

Reference Standard

Gabapentine Impurity 25 chemical structure

Gabapentine Impurity 25

CAS: 4441-55-8
Formula: C₈H₁₈N₂
MW: 142.24 g/mol

VQ-037469

Reference Standard

Gabapentine Impurity 29 chemical structure

Gabapentine Impurity 29

CAS: 65530-94-1
Formula: C₁₂H₂₇N
MW: 185.35 g/mol

VQ-048488

Reference Standard

Gabapentine Impurity 31

Gabapentine Impurity 31

CAS: 76811-93-3
Formula: C₁₂H₂₇N
MW: 185.35 g/mol

VQ-048489

Reference Standard

Gabapentine Lactose Adduct chemical structure

Gabapentine Lactose Adduct

CAS: 1990449-64-3
Formula: C₂₁H₃₅NO₁₁
MW: 477.5 g/mol

VQ-025947

Reference Standard

Gadobutrol Impurity 3 chemical structure

Gadobutrol Impurity 3

CAS: 134448-29-6
Formula: C₂₂H₃₂N₄O₄S₂
MW: 480.6 g/mol

VQ-048496

Reference Standard

Gadolinium Disodium Diethylenetriamine Pentaacetic Acid chemical structure

Gadolinium Disodium Diethylenetriamine Pentaacetic Acid

CAS: 92923-64-3
Formula: C₁₄H₁₈GdN₃Na₂O₁₀
MW: 591.54 g/mol

VQ-030928

Reference Standard

Gadopentetate dimeglumine chemical structure

Gadopentetate dimeglumine

CAS: 86050-77-3
Formula: C₂₈H₅₄GdN₅O₂₀
MW: 938 g/mol

VQ-030930

Reference Standard

Gadoteric Acid chemical structure

CAS: 72573-82-1
Formula: C₁₆H₂₅GdN₄O₈
MW: 558.64 g/mol

VQ-025952

Reference Standard

Gadoteridol Impurity 10 chemical structure

Gadoteridol Impurity 10

CAS: 170454-90-7
Formula: C₁₀H₂₂N₄O₂
MW: 230.31 g/mol

VQ-048498

Reference Standard

Galacto-Dapagliflozin chemical structure

Galacto-Dapagliflozin

CAS: 1408245-02-2
Formula: C₂₁H₂₅ClO₆
MW: 408.9 g/mol

VQ-030023

Reference Standard

Galantamine benzoate chemical structure

Galantamine benzoate

CAS: 224169-27-1
Formula: C₂₄H₂₅NO₄
MW: 391.5 g/mol

VQ-024542

Reference Standard

Galanthamine Methiodide chemical structure

Galanthamine Methiodide

CAS: 3891-74-5
Formula: C₁₈H₂₄INO₃
MW: 429.3 g/mol

VQ-028828

Reference Standard

Galanthaminone chemical structure

CAS: 510-77-0
Formula: C₁₇H₁₉NO₃
MW: 285.34 g/mol

VQ-022741

Reference Standard

Gallic Acid chemical structure

CAS: 149-91-7
Formula: C₇H₆O₅
MW: 170.12 g/mol

VQ-023404

Reference Standard

Galliprant chemical structure

CAS: 415903-37-6
Formula: C₂₆H₂₉N₅O₃S
MW: 491.6 g/mol

VQ-026027

Reference Standard

Gamithromycin Impurity I

Gamithromycin Impurity I

CAS: 145259-55-8
Formula: C₃₇H₆₈N₂O₁₃
MW: 749 g/mol

VQ-044205

Reference Standard

Gamma-Linolenic Acid Ethyl Ester chemical structure

Gamma-Linolenic Acid Ethyl Ester

CAS: 31450-14-3
Formula: C₂₀H₃₄O₂
MW: 306.5 g/mol

VQ-031148

Reference Standard

Gamma-Monomethylester Pralatrexate chemical structure

Gamma-Monomethylester Pralatrexate

CAS: 1548618-62-7
Formula: C₂₄H₂₅N₇O₅
MW: 491.5 g/mol

VQ-041575

Reference Standard

Ganciclovir Mono-O-acetate chemical structure

Ganciclovir Mono-O-acetate

CAS: 88110-89-8
Formula: C₁₁H₁₅N₅O₅
MW: 297.27 g/mol

VQ-022753

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