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Impurities & Reference Standards

Pharmacopoeial and non-pharmacopoeial impurities, metabolites, nitrosamines and working standards with characterisation data for QC and regulatory work.

27,990products

6sub-categories

2,746in stock

COA + SDSwith every lot

API Impurities 14,098 Pharmacopeial Impurities (EP / USP / BP) 4,399 Nitrosamine Impurities 631 Stable Isotope Labelled Standards (Deuterated, 13C, 15N) 1,504 Metabolites & Degradation Products 3,922 API Reference Standards 3,436

Reference Standard

Trazodone EP impurity H chemical structure

Trazodone EP impurity H

CAS: 6323-09-7
Formula: C₂₃H₃₀Cl₂N₄
MW: 433.4 g/mol

VQ-034401

Reference Standard

Trazodone EP Impurity H diHCl chemical structure

Trazodone EP Impurity H diHCl

CAS: 2408971-27-5
Formula: C₂₃H₃₂Cl₄N₄
MW: 506.3 g/mol

VQ-043338

Reference Standard

Trazodone EP Impurity I chemical structure

Trazodone EP Impurity I

CAS: 32229-98-4
Formula: C₁₃H₁₉ClN₂O
MW: 254.75 g/mol

VQ-028485

Reference Standard

Trazodone EP Impurity J (Free Base) chemical structure

Trazodone EP Impurity J (Free Base)

CAS: 1263358-12-8
Formula: C₁₉H₂₁Cl₂N₅O
MW: 406.3 g/mol

VQ-034405

Reference Standard

Trazodone EP Impurity J (Hydrochloride) chemical structure

Trazodone EP Impurity J (Hydrochloride)

CAS: 1263278-79-0
Formula: C₁₉H₂₂Cl₃N₅O
MW: 442.8 g/mol

VQ-034404

Reference Standard

Trazodone N-Oxide chemical structure

Trazodone N-Oxide

CAS: 55290-68-1
Formula: C₁₉H₂₂ClN₅O₂
MW: 387.9 g/mol

VQ-034395

Reference Standard

Trazodone-d6 Hydrochloride chemical structure

Trazodone-d6 Hydrochloride

CAS: 1181578-71-1
Formula: C₁₉H₂₃Cl₂N₅O
MW: 414.4 g/mol

VQ-034411

Reference Standard

Trehalose chemical structure

CAS: 99-20-7
Formula: C₁₂H₂₂O₁₁
MW: 342.3 g/mol

VQ-042655

Reference Standard

Trelagliptin chemical structure

CAS: 865759-25-7
Formula: C₁₈H₂₀FN₅O₂
MW: 357.4 g/mol

VQ-007814

Reference Standard

Trelagliptin (S-Isomer) chemical structure

Trelagliptin (S-Isomer)

CAS: 2206135-35-3
Formula: C₁₈H₂₀FN₅O₂
MW: 357.4 g/mol

VQ-006064

Reference Standard

Trelagliptin Impurity 18 chemical structure

Trelagliptin Impurity 18

CAS: 1938080-42-2
Formula: C₁₃H₁₀FN₃O₃
MW: 275.23 g/mol

In stock

Reference Standard

Trelagliptin Impurity 3 chemical structure

Trelagliptin Impurity 3

CAS: 1938080-44-4
Formula: C₁₈H₂₂FN₅O₃
MW: 375.4 g/mol

In stock

Reference Standard

Trelagliptin Impurity 4 chemical structure

Trelagliptin Impurity 4

CAS: 1917324-14-1
Formula: C₂₃H₃₁N₇O₂
MW: 437.5 g/mol

VQ-006067

Reference Standard

Trelagliptin Impurity 5 chemical structure

Trelagliptin Impurity 5

CAS: 2087874-92-6
Formula: C₂₂H₂₄FN₅O₅
MW: 457.5 g/mol

In stock

Reference Standard

Trelagliptin Impurity 7 chemical structure

Trelagliptin Impurity 7

CAS: 1812193-01-3
Formula: C₁₈H₂₀FN₅O₂
MW: 357.4 g/mol

In stock

Reference Standard

Trelagliptin Succinate chemical structure

Trelagliptin Succinate

CAS: 1029877-94-8
Formula: C₂₂H₂₆FN₅O₆
MW: 475.5 g/mol

In stock

Reference Standard

Trelagliptin Succinate (S-Isomer)

Trelagliptin Succinate (S-Isomer)

CAS: 2721223-27-2
Formula: C₁₈H₂₀FN₅O₂.C₄H₆O₄
MW: 475.47 g/mol

In stock

Reference Standard

Trenbolone acetate chemical structure

Trenbolone acetate

CAS: 10161-34-9
Formula: C₂₀H₂₄O₃
MW: 312.4 g/mol

In stock

Reference Standard

Treosulfan chemical structure

CAS: 299-75-2
Formula: C₆H₁₄O₈S₂
MW: 278.3 g/mol

VQ-034413

Reference Standard

Treprostinil chemical structure

CAS: 81846-19-7
Formula: C₂₃H₃₄O₅
MW: 390.5 g/mol

VQ-042657

Reference Standard

Treprostinil D9 chemical structure

Treprostinil D9

CAS: 2747918-14-3
Formula: C₂₃H₃₄O₅
MW: 399.6 g/mol

VQ-042660

Reference Standard

Treprostinil Descarboxy chemical structure

Treprostinil Descarboxy

CAS: 101692-01-7
Formula: C₂₂H₃₄O₃
MW: 346.5 g/mol

VQ-028489

Reference Standard

Treprostinil Diolamine chemical structure

Treprostinil Diolamine

CAS: 830354-48-8
Formula: C₂₇H₄₅NO₇
MW: 495.6 g/mol

VQ-042659

Reference Standard

Treprostinil Enatiomer chemical structure

Treprostinil Enatiomer

CAS: 1911575-29-5
Formula: C₂₃H₃₄O₅
MW: 390.5 g/mol

VQ-042658

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