Active pharmaceutical ingredient (API) impurities for research

All products contained in this category are intended for laboratory use only, and are not meant for human consumption.

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Product data	Purity	Price range	Estimated delivery
Theophylline Related Compound C (N-(6-Amino-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)formamide) REF: 45-1653037CAS: 7597-60-6	- - -	1,477.00 €	Tue 15 Oct 24
Loratadine Related Compound A (8-Chloro-5,6-dihydro-11-(piperidin-4-ylidene)-11H-benzo[5,6]cyclohepta[1,2-b]pyridine) REF: 45-1370280CAS: 100643-71-8	- - -	1,371.00 €	Tue 15 Oct 24
Amrinone Related Compound A (5-carboxamide[3,4'-bipyridin]-6(1H)-one) (Inamrinone Related Compound A) REF: 45-1034320CAS: 62749-46-6	- - -	775.00 €	Tue 15 Oct 24
Transplatin REF: 45-1672803CAS: 14913-33-8	- - -	To inquire	Tue 15 Oct 24
Azacitidine Related Compound B (1-O-Acetyl-2,3,5-tri-O-benzoyl-β-D-ribofuranose) REF: 45-1045541CAS: 6974-32-9	- - -	1,371.00 €	Tue 15 Oct 24
Abacavir Related Compound A ([4-(2,6-diamino-9H-purin-9-yl)cyclopent-2-enyl]methanol) REF: 45-1000420CAS: 906626-51-5	- - -	1,552.00 €	Tue 15 Oct 24
Rabeprazole Related Compound F (2-{[(4-Chloro-3-methyl-2-pyridyl)methyl]sulfinyl}benzimidazole) REF: 45-1598075CAS: 168167-42-8	- - -	1,371.00 €	Tue 15 Oct 24
Temozolomide Related Compound A (4-diazo-4H-imidazole-5-carboxamide) REF: 45-1643554CAS: 7008-85-7	- - -	1,477.00 €	Tue 15 Oct 24
Piracetam REF: TM-T0426CAS: 7491-74-9	99.72%	49.00 €~62.00 €	Tue 15 Oct 24
Aniracetam REF: TM-T0333CAS: 72432-10-1	99.8%	34.00 €~54.00 €	Tue 15 Oct 24
Ivermectin REF: TM-T1131CAS: 70288-86-7	94.11% - 97.74%	43.00 €~83.00 €	Tue 15 Oct 24
D-Cycloserine REF: TM-T1589CAS: 68-41-7	99.01% - 99.83%	50.00 €~60.00 €	Tue 15 Oct 24
Memantine hydrochloride REF: TM-T1443CAS: 41100-52-1	98.05% - 99.56%	54.00 €~73.00 €	Tue 15 Oct 24
NMDA-IN-1 REF: TM-T12234CAS: 700878-19-9	97.01%	69.00 €~909.00 €	Tue 15 Oct 24
6-Methoxy-2-naphthoic acid REF: TM-T0556CAS: 2471-70-7	99.03%	35.00 €~78.00 €	Tue 15 Oct 24
MRZ 2-514 REF: TM-T12110CAS: 202808-11-5	98.13%	93.00 €~1,428.00 €	Tue 15 Oct 24
Topiramate REF: TM-T0675CAS: 97240-79-4	100% - ≥95%	45.00 €~108.00 €	Tue 15 Oct 24
Mephenesin REF: TM-T0015CAS: 59-47-2	99.52%	38.00 €~103.00 €	Tue 15 Oct 24
D-AP5 REF: TM-T10930CAS: 79055-68-8	100% - 98%	35.00 €~443.00 €	Tue 15 Oct 24
Isoxsuprine hydrochloride REF: TM-T0324CAS: 579-56-6	99.31%	41.00 €~60.00 €	Tue 15 Oct 24

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Theophylline Related Compound C (N-(6-Amino-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)formamide)

CAS:7597-60-6

Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure, …

Formula:

C₇H₁₀N₄O₃

Color and Shape:

Off-White Powder

Molecular weight:

198.07529

Ref: 45-1653037

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Loratadine Related Compound A (8-Chloro-5,6-dihydro-11-(piperidin-4-ylidene)-11H-benzo[5,6]cyclohepta[1,2-b]pyridine)

CAS:100643-71-8

Compounds containing an unfused pyridine ring in the structure, nesoi

Formula:

C₁₉H₁₉ClN₂

Color and Shape:

White Off-White Crystalline Powder

Molecular weight:

310.12368

Ref: 45-1370280

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Amrinone Related Compound A (5-carboxamide[3,4'-bipyridin]-6(1H)-one) (Inamrinone Related Compound…

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Amrinone Related Compound A (5-carboxamide[3,4'-bipyridin]-6(1H)-one) (Inamrinone Related Compound A)

CAS:62749-46-6

Lactams, nesoi

Formula:

C₁₁H₉N₃O₂

Color and Shape:

Powder

Molecular weight:

215.06948

Ref: 45-1034320

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Transplatin

CAS:14913-33-8

Inorganic or organic compounds of precious metals, whether or not chemically defined, or amalgams of …

Formula:

Cl₂H₆N₂Pt

Color and Shape:

Light Yellow Powder

Molecular weight:

300.05

Ref: 45-1672803

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Azacitidine Related Compound B (1-O-Acetyl-2,3,5-tri-O-benzoyl-β-D-ribofuranose)

CAS:6974-32-9

Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds, nesoi

Formula:

C₂₈H₂₄O₉

Color and Shape:

Powder

Molecular weight:

504.14203

Ref: 45-1045541

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Abacavir Related Compound A ([4-(2,6-diamino-9H-purin-9-yl)cyclopent-2-enyl]methanol)

CAS:906626-51-5

Compounds containing a pyrimidine ring (whether or not

Formula:

C₁₁H₁₄N₆O

Color and Shape:

Cream Powder

Molecular weight:

246.12291

Ref: 45-1000420

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Rabeprazole Related Compound F (2-{[(4-Chloro-3-methyl-2-pyridyl)methyl]sulfinyl}benzimidazole)

CAS:168167-42-8

Aromatic or modified aromatic drugs with nitrogen hetero

Formula:

C₁₄H₁₂ClN₃OS

Color and Shape:

Brown Crystalline Powder

Molecular weight:

305.03896

Ref: 45-1598075

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Temozolomide Related Compound A (4-diazo-4H-imidazole-5-carboxamide)

CAS:7008-85-7

Compounds containing an unfused imidazole ring (whether

Formula:

C₄H₃N₅O

Color and Shape:

Powder

Molecular weight:

137.03376

Ref: 45-1643554

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Piracetam

CAS:7491-74-9

Piracetam (UCB-6215), a cyclic derivative of the neurotransmitter gamma-aminobutyric acid (GABA), is used in therapy …

Formula:

C₆H₁₀N₂O₂

Purity:

99.72%

Color and Shape:

Crystals From Isopropanol Solid

Molecular weight:

142.16

Ref: TM-T0426

1g		62.00 €
1ml		54.00 €
500mg		49.00 €

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Aniracetam

CAS:72432-10-1

Aniracetam (Ro 13-5057)(Ro 13-5057), a nootropic and neuroprotective drug, selectively modulates the AMPA receptor and …

Formula:

C₁₂H₁₃NO₃

Purity:

99.8%

Color and Shape:

White Crystalline Or Crystalline Powde

Molecular weight:

219.24

Ref: TM-T0333

1g		51.00 €
1ml		34.00 €

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Ivermectin

CAS:70288-86-7

Ivermectin (MK-933) is a glutamate-gated chloride channel (GluCls) activator, with antiparasitic activity.

Formula:

C₄₈H₇₄O₁₄

Purity:

94.11% - 97.74%

Color and Shape:

Solid

Molecular weight:

875.09

Ref: TM-T1131

1g		83.00 €
1ml		63.00 €
200mg		43.00 €
500mg		62.00 €

Estimated delivery in United States, on Tuesday 15 Oct 2024

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D-Cycloserine

CAS:68-41-7

D-Cycloserine (RO-1-9213) is an antibiotic for drug-resistant TB, used with other TB drugs.

Formula:

C₃H₆N₂O₂

Purity:

99.01% - 99.83%

Color and Shape:

Crystals Solid

Molecular weight:

102.09

Ref: TM-T1589

100mg		50.00 €
500mg		60.00 €

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Memantine hydrochloride

CAS:41100-52-1

Memantine hydrochloride (Memantine HCl) is an AMANTADINE derivative that has some dopaminergic effects.

Formula:

C₁₂H₂₂ClN

Purity:

98.05% - 99.56%

Color and Shape:

Crystalline Solid

Molecular weight:

215.763

Ref: TM-T1443

1g		73.00 €
200mg		54.00 €
500mg		59.00 €

Estimated delivery in United States, on Tuesday 15 Oct 2024

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NMDA-IN-1

CAS:700878-19-9

NMDA-IN-1 is a potent and NR2B-selective antagonist of NMDA(NMDA Ki of 0.85 nM; NR2B Ca2+ …

Formula:

C₂₀H₂₃ClFN₃O

Purity:

97.01%

Color and Shape:

Solid

Molecular weight:

375.87

Ref: TM-T12234

1mg		69.00 €
1ml		144.00 €
5mg		130.00 €
10mg		218.00 €
25mg		358.00 €
50mg		502.00 €
100mg		676.00 €
200mg		909.00 €

Estimated delivery in United States, on Tuesday 15 Oct 2024

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6-Methoxy-2-naphthoic acid

CAS:2471-70-7

6-Methoxy-2-naphthoic acid (6-Methoxy-2-naphthalenecarboxylic acid) is an modulator of NMDAR.

Formula:

C₁₂H₁₀O₃

Purity:

99.03%

Color and Shape:

White To Off-White Powder Crystals Crystalline Powder And/Or Chunks

Molecular weight:

202.21

Ref: TM-T0556

100mg 35.00 €

Estimated delivery in United States, on Tuesday 15 Oct 2024

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MRZ 2-514

CAS:202808-11-5

MRZ 2-514 (8-bromo-4,5-dihydroxypyridazino[4,5-b]quinolin-1-one) is a strychnine-insensitive modulatory site of the NMDA receptor (glycineB)antagonist with Ki

Formula:

C₁₁H₆BrN₃O₃

Purity:

98.13%

Color and Shape:

Solid

Molecular weight:

308.09