What pharmaceutical intermediates does Catapharma supply?

Catapharma supplies 114+ pharmaceutical intermediates including piperazines, catechol derivatives, amines, azacyclononanes (TACN), cyclam derivatives, cyclen derivatives, semicarbazides, imidazolidinones, piperidinols, benzylamines, and benzonitriles.

Does Catapharma provide CAS numbers for products?

Yes, all Catapharma products include CAS registry numbers for accurate chemical identification and regulatory compliance.

What is Catapharma's specialty?

Catapharma specializes in catalytic hydrogenation and green chemistry processes for manufacturing high-purity pharmaceutical intermediates with excellent impurity control.

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Browse our comprehensive list of pharmaceutical & perfumery intermediates, and fine chemicals.

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Product Name	CAS No.	Structure	Alias	Availability

Availability key

Commercial:: In regular production, ships from stock (typically 3-7 working days).
Regular:: Produced in regular campaigns (typically 1-3 weeks).
Against Order:: Made to order (typically 4-6 weeks from PO).
Pilot Plant:: Available at pilot scale, timelines on request.
R&D:: Under development, samples on request.

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Piperazine Derivatives

N-Methyl Piperazine — CAS: 109-01-3 (also known as: 1-Methyl piperazine)
N,N'-Dimethyl Piperazine — CAS: 106-58-1 (also known as: Lupetazine, 1,4-dimethylpiperazine)
1-Amino-4-Methyl Piperazine — CAS: 6928-85-4 (also known as: 4-methylpiperazin-1-amine, Amino methyl piperazine)
N-Cyclopentyl Piperazine — CAS: 21043-40-3
1-Amino-4-Cyclopentyl Piperazine — CAS: 61379-64-4 (also known as: 4-cyclopentylpiperazin-1-amine, Amino cyclopentyl piperazine)
N-Ethyl Piperazine — CAS: 5308-25-8 (also known as: 1-ethylpiperazine, 1-Ethyl piperazine)
N-i-Propyl Piperazine — CAS: 4318-42-7 (also known as: 1-propan-2-ylpiperazine, 1-Isopropylpiperazine, 1-(1-Methylethyl)piperazine)
N-i-Butyl Piperazine — CAS: 5308-28-1 (also known as: 1-(2-methylpropyl)piperazine, 1-Isobutylpiperazine, N-Isobutyl piperazine)
N-Cyclohexyl Piperazine — CAS: 17766-28-8 (also known as: 1-Cyclohexylpiperazine)
N-(Hydroxyethyl) Piperazine — CAS: 103-76-4 (also known as: 2-piperazin-1-ylethanol, 1-(2-Hydroxyethyl)piperazine, 1-Piperazineethanol, HEP)
N-(Hydroxyethoxyethyl) Piperazine — CAS: 13349-82-1 (also known as: 2-(2-piperazin-1-ylethoxy)ethanol, 1-[2-(2-Hydroxyethoxy)ethyl]piperazine)
1-Methyl-3-Phenyl Piperazine — CAS: 5271-27-2 (also known as: 3-Phenyl-1-methylpiperazine)
Homopiperazine — CAS: 505-66-8 (also known as: 1,4-diazepane, 1,4-Diazacycloheptane)
N-Methyl Homopiperazine — CAS: 4318-37-0 (also known as: 1-Methyl-1,4-diazepane)
N-Formyl Piperazine — CAS: 7755-92-2 (also known as: 1-Piperazinecarbaldehyde, Piperazine-1-carboxaldehyde)
N-Acetyl Piperazine — CAS: 13889-98-0 (also known as: 1-Piperazin-1-yl ethanone)
N-(Tetrahydro-2-Furoyl) Piperazine — CAS: 63074-07-7 (also known as: Oxolan-2-yl(piperazin-1-yl)methanone)
N-BOC Piperazine — CAS: 57260-71-6 (also known as: 1-(tert-Butoxycarbonyl)piperazine, tert-Butyl piperazine-1-carboxylate)
N-(2-Furoyl) Piperazine — CAS: 40172-95-0 (also known as: furan-2-yl(piperazin-1-yl)methanone)
N-(2-Furoyl) Piperazine.HCl — CAS: 60548-09-6 (also known as: furan-2-yl(piperazin-1-yl)methanone hydrochloride)
1-Methyl-4-(4-Piperidinyl) Piperazine — CAS: 53617-36-0 (also known as: 1-methyl-4-(piperidin-4-yl)piperazine)
N-Carbethoxy Piperazine — CAS: 120-43-4 (also known as: 1-Piperazinecarboxylic acid ethyl ester)
N,N'-Bis-(3-Aminopropyl) Piperazine — CAS: 7209-38-3 (also known as: 1,4-Bis(3-aminopropyl)piperazine)
N-(Hydroxymethyl) Piperazine — CAS: 90324-69-9 (also known as: 1-Piperazinemethanol, piperazin-1-ylmethanol)
N-(3-Hydroxypropyl) Piperazine — CAS: 5317-32-8 (also known as: 1-Piperazinepropanol)
1-Phenyl Piperazine — CAS: 92-54-6 (also known as: n-Phenylpiperazine)
1-(4-Methoxy Phenyl) Piperazine — CAS: 38212-30-5 (also known as: 4-MeOPP, para-Methoxyphenylpiperazine)
1-(3-Methoxy Phenyl) Piperazine — CAS: 16015-71-7 (also known as: 3-MeOPP, meta-Methoxyphenylpiperazine)
1-(2-Methoxy Phenyl) Piperazine — CAS: 35386-24-4 (also known as: 2-MeOPP, ortho-Methoxyphenylpiperazine)
1-(3-Chlorophenyl) Piperazine — CAS: 6640-24-0 (also known as: 3-Chlorophenylpiperazine, mCPP, 3-CPP)
1-(3-Chlorophenyl) Piperazine.HCl — CAS: 65369-76-8 (also known as: 3-Chlorophenylpiperazine hydrochloride)
1-(3-Chlorophenyl)-4-(3-Chloropropyl) Piperazine — CAS: 39577-43-0
1-(3-Chlorophenyl)-4-(3-Chloropropyl) Piperazine.HCl — CAS: 52605-52-4
1-(4-Hydroxyphenyl)-4-i-Propyl Piperazine — CAS: 67914-97-0 (also known as: 1-Isopropyl-4-(4-hydroxyphenyl)piperazine)
1-Oxetan-3-yl-Piperazine — CAS: 1706458-52-7 (also known as: 1-(3-oxetanyl)piperazine)
2-Piperazinone — CAS: 5625-67-2 (also known as: Piperazin-2-one, 2-Oxopiperazine)
2,3-Piperazinedione — CAS: 13092-86-9 (also known as: Piperazine-2,3-dione, 2,3-Diketopiperazine)
1-Ethyl-2,3-Piperazinedione — CAS: 59702-31-7 (also known as: 1-Ethyl-2,3-diketopiperazine)

Catechol Derivatives

1,3-Benzodioxole — CAS: 274-09-9 (also known as: 1,2-Methylenedioxy Benzene, Methylenedioxybenzene)
3,4-Methylenedioxy Phenol — CAS: 533-31-3 (also known as: Sesamol, 3,4-Methylenedioxy phenol)
3,4-Methylenedioxy Aniline — CAS: 14268-66-7 (also known as: 5-Amino-1,3-benzodioxole)
Piperonyl Alcohol — CAS: 495-76-1 (also known as: 3,4-Methylenedioxy benzylalcohol)
Piperonylic Acid — CAS: 94-53-1 (also known as: 3,4-Methylenedioxy benzoic acid, 1,3-Benzodioxole-5-carboxylic acid)
Piperonal — CAS: 120-57-0 (also known as: Heliotropin, 3,4-Methylenedioxy benzaldehyde)
Veratrole — CAS: 91-16-7 (also known as: 1,2-Dimethoxybenzene, Veratrol)
Homoveratrylamine — CAS: 120-20-7 (also known as: DMPEA, 3,4-Dimethoxy Phenethyl Amine)
N-Ethyl-3,4-methylenedioxy aniline — CAS: 32953-14-3 (also known as: N-Ethyl-1,3-benzodioxol-5-amine)
3,4-Methylenedioxy bromobenzene — CAS: 2635-13-4 (also known as: 5-Bromo-1,3-benzodioxole)
Helional — CAS: 1205-17-0 (also known as: Heliofresh, 2-Methyl-3-(3,4-methylenedioxyphenyl)propanal, Ocean propanal, Heliobouquet, Tropional)
Piperonyl nitrile — CAS: 4439-02-5 (also known as: 3,4-Methylenedioxy benzylnitrile)
3,4-Methylenedioxy phenylethylamine — CAS: 1484-85-1 (also known as: Homopiperonylamine)
Piperonyl piperazine — CAS: 32231-06-4 (also known as: 3,4-Methylenedioxy benzylpiperazine)
Piperonyl amine — CAS: 2620-50-0 (also known as: 3,4-Methylenedioxy benzylamine)
3,4-Methylenedioxy acetophenone — CAS: 3162-29-6 (also known as: 5-Acetyl-1,3-Benzodioxole)
Dihydrosafrol — CAS: 94-58-6 (also known as: 4-Propyl-1,2-methylenedioxy benzene)
1,4-Benzodioxane — CAS: 493-09-4 (also known as: 2,3-Dihydro-1,4-benzodioxine, 1,2-Ethylenedioxybenzene)
3,4-Ethylenedioxy aniline — CAS: 22013-33-8 (also known as: 1,4-Benzodioxan-6-ylamine)
Veratric acid — CAS: 93-07-2 (also known as: 3,4-Dimethoxy benzoic acid)
2-(Benzyloxy)-4-bromophenol — CAS: 153240-85-8 (also known as: 4-Bromo-2-(phenylmethoxy)phenol)

Aliphatic Amines

N-Methyl-1,3-Propanediamine — CAS: 6291-84-5 (also known as: N-Methyl-1,3-diaminopropane)
N,N-Dimethyl-1,3-Propanediamine — CAS: 109-55-7 (also known as: 3-(Dimethylamino)propylamine, N,N-Dimethyltrimethylenediamine)
3-Methoxy Propylamine — CAS: 5332-73-0 (also known as: 1-Amino-3-methoxypropane)
3-Ethoxy Propylamine — CAS: 6291-85-6 (also known as: Propanolamine ethyl ether)
3-Isopropoxy Propylamine — CAS: 2906-12-9 (also known as: Propanolamine isopropyl ether)
3-Butoxy Propylamine — CAS: 16499-88-0 (also known as: 3-Aminopropyl Butyl Ether)
N,N-Diethylethanolamine — CAS: 100-37-8 (also known as: 2-(Diethylamino)ethanol)
N,N-Diisopropyl Ethylamine — CAS: 7087-68-5 (also known as: Hünig's base, DIPEA, DIEA)
N-Methyl-N-Butylamine — CAS: 110-68-9
Di-n-Butylamine — CAS: 111-92-2
Tri-n-Butylamine — CAS: 102-82-9
N,N,N’,N’-Tetramethyl-1,2-ethylenediamine — CAS: 110-18-9 (also known as: TMEDA)
N,N,N’,N’-Tetramethyl-1,3-propanediamine — CAS: 110-95-2 (also known as: Tetramethyltrimethylenediamine, TMPDA)
N,N-Dibutyl-1,3-propanediamine — CAS: 102-83-0 (also known as: 3-(Dibutylamino)propylamine)
N,N-Dimethyl butylamine — CAS: 927-62-8 (also known as: (Dimethylamino)butane)
N,N’-Di-t-Butyl ethylenediamine — CAS: 4062-60-6 (also known as: 1,2-Bis(tert-butylamino)ethane, N,N'-Bis(tert-butyl)ethylenediamine)
2-[2-(tert-butylamino)ethoxy]ethanol — CAS: 87787-67-5 (also known as: TBAEE)

Benzylamine Derivatives

N-Benzyl-Iso-Propylamine — CAS: 102-97-6 (also known as: N-Isopropylbenzylamine)
N-Benzyl Ethanolamine — CAS: 104-63-2 (also known as: N-Benzylaminoethanol, 2-(benzylamino)ethanol)
N-Methyl Benzylamine — CAS: 103-67-3 (also known as: N-Benzyl methylamine)
N,N-Dimethyl Benzylamine — CAS: 103-83-3 (also known as: Benzyldimethylamine, BDMA)
N-Benzyl-N-methylethanolamine — CAS: 101-98-4

Cyclohexylamine Derivatives

N-Methyl Cyclohexylamine — CAS: 100-60-7 (also known as: (Methylamino)cyclohexane)
N-Ethyl Cyclohexylamine — CAS: 5459-93-8 (also known as: Vulkacit HX)

Toluidine Derivatives

N-Ethyl-m-Toluidine — CAS: 102-27-2
N-Ethyl-o-Toluidine — CAS: 94-68-8
N,N-Dimethyl-m-Toluidine — CAS: 121-72-2
N-Methyl-m-Toluidine — CAS: 696-44-6

Cyclen Derivatives

1,4,7,10-Tetraazacyclododecane — CAS: 294-90-6 (also known as: Cyclen)
1,4,7,10-Tetrabenzyl-1,4,7,10-tetraazacyclododecane — CAS: 18084-64-5 (also known as: Tetrabenzyl Cyclen (TBC))
DOTA — CAS: 60239-18-1 (also known as: 1,4,7,10-Tetraazacyclododecane-1,4,7,10-tetraacetic acid)

Piperidine Derivatives

N-Methyl Piperidine — CAS: 626-67-5
N-Ethyl Piperidine — CAS: 766-09-6
N-Amino Piperidine — CAS: 2213-43-6 (also known as: 1-Aminopiperidine)
N-(3-Aminopropyl) piperidine — CAS: 3529-08-6
Ethyl Nipecotate — CAS: 5006-62-2 (also known as: ethyl piperidine-3-carboxylate)
Ethyl-4-amino-1-piperidinecarboxylate — CAS: 58859-46-4 (also known as: 1-Carbethoxy-4-aminopiperidine)

Amino Acids

trans-N-BOC-4-Amino Cyclohexane Carboxylic Acid — CAS: 53292-89-0 (also known as: trans-4-[(tert-Butoxycarbonyl)amino]cyclohexanecarboxylic acid)
cis-N-BOC-4-Amino Cyclohexane Carboxylic Acid — CAS: 53292-90-3 (also known as: cis-4-[(tert-Butoxycarbonyl)amino]cyclohexanecarboxylic acid)
4-(Aminomethyl) Cyclohexane Carboxylic Acid — CAS: 1197-18-8 (also known as: Tranexamic Acid, trans-4-Aminomethyl cyclohexane carboxylic acid)
trans-4-Amino cyclohexane carboxylic acid — CAS: 3685-25-4
4-Aminocyclohexane carboxylic acid — CAS: 1776-53-0
cis-4-Amino cyclohexane carboxylic acid — CAS: 3685-23-2

Other Intermediates

N-Aminomorpholine — CAS: 4319-49-7 (also known as: 4-Morpholinamine)
Benzhydrol — CAS: 91-01-0 (also known as: Diphenylmethanol)
1,5-Diamino Naphthalene — CAS: 2243-62-1
1,8-Diaminonaphthalene — CAS: 479-27-6
1,3-Dihydro isobenzofuran — CAS: 496-14-0 (also known as: Phthalan)
1,3-Dihydro isobenzofuran-5-ol — CAS: 68747-25-1
(S)-3-Cyclohexene-1-Carboxylic Acid — CAS: 5708-19-0
2-(1-Cyclohexenyl) ethylamine — CAS: 3399-73-3
4-Methoxy benzoic acid — CAS: 100-09-4 (also known as: p-Anisic acid, Draconic acid)
1,4-Cyclohexanedione — CAS: 637-88-7 (also known as: Tetrahydroquinone)
1,3-Cyclohexanedione — CAS: 504-02-9 (also known as: CHD, dihydroresorcinol)
3-Cyclohexyl propionic acid — CAS: 701-97-3 (also known as: cyclohexanepropanoic acid)

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