Featured Molecules

Featured Products

Lipinski's Rule Building Block
Multi-functional Building Block
Fragment-base Building Block
Drug-candidate Building Block
Hydrogen Bond Building Block
Aromatic Building Block
Heterocyclic Building Block
Acid/Base Building Block
Piperazine
Other Structures
Boronic Acid

Hydrogen Bond Donor/Acceptor Building Block

CAS	MFCD	Name
695-95-4	MFCD00604222	Methyl 3-oxocyclobutanecarboxylate
87121-89-9	MFCD09834114	Ethyl 3-oxocyclobutanecarboxylate
183616-18-4	MFCD11100969	3-(Hydroxymethyl)cyclobutan-1-one
40320-60-3	MFCD00964539	1-Benzhydrylazetidin-3-one
96567-93-0	MFCD11100985	1-Benzyl-3-methylpyrrolidin-3-ol
181114-76-1	MFCD08273914	1-Benzyl-3-methylpyrrolidin-3-amine
186202-79-9	MFCD11100998	1-Benzyl-N-(2,2,2-trifluoroethyl)pyrrolidin-3-amine
1048912-33-9	MFCD11100999	N-(2,2,2-Trifluoroethyl)pyrrolidin-3-amine
350854-28-3	MFCD11101000	3-[(1-Benzylpyrrolidin-3-yl)amino]propanenitrile
1048912-41-9	MFCD11101001	3-(Pyrrolidin-3-ylamino)propanenitrile
169447-70-5	MFCD01862121	(S)-1-N-Boc-2-methyl piperazine
170033-47-3	MFCD01862120	(R)-1-N-Boc-2-methyl piperazine
393781-70-9	MFCD03411920	(R)-1-N-Boc-2-ethyl piperazine
1212252-88-4	MFCD07772098	(R)-1-N-Boc-2-propyl piperazine
674792-04-2	MFCD07772101	(R)-1-N-Boc-2-isopropyl piperazine
120737-78-2	MFCD02179168	1-N-Boc-2-methyl piperazine
393781-71-0	MFCD03265490	1-N-Boc-2-ethyl piperazine
1027511-67-6	MFCD08273955	1-N-Boc-2-propyl piperazine
52727-28-3	MFCD05663283	6-Hydroxy-3,4-dihydronaphthalen-2(1H)-one
330793-38-9	MFCD06738651	4-Bromo-2-methoxybenzonitrile
288067-35-6	MFCD07780675	4-Bromo-2-hydroxybenzonitrile
6297-22-9	MFCD00270324	Methyl cyclohexanone-4-carboxylate
62969-86-2	MFCD09959712	3-Ethyl-2(1H)-pyridinone
136513-98-9	MFCD20921494	6-Chlorochroman-3-ol
133118-79-3	MFCD20921497	8-Bromochroman-3-ol
948988-53-2	MFCD13176183	4-Methylpiperidine-4-carbonitrile
948894-26-6	MFCD12406584	4-Methylpiperidine-4-carbonitrile hydrochloride
530115-96-9	MFCD11849789	t-Butyl 4-cyano-4-methyl-piperidine-1-carboxylate
108015-71-0	MFCD14655170	1-(2-(Methylamino)ethyl)piperidin-4-ol
938064-72-3	MFCD13659364	3-(Hydroxymethyl)cyclobutanecarbonitrile
6942-37-6	MFCD00085568	Methyl 5-amino-2-bromobenzoate
5445-45-4	MFCD08235017	2,3-Dihydro-1H-inden-2-ylmethanol
26315-70-8	MFCD13659395	1,2,3,4-Tetrahydro--6-hydroxy-2-naphthalene acetic acid
54796-51-9	MFCD09743742	Methyl 4-(bromomethyl)thiophene-2-carboxylate
35087-46-8	MFCD13659398	5-Methoxythiophene-2-carbaldehyde
1202863-90-8	MFCD18157621	Methyl chromane-5-carboxylate
5502-11-4	MFCD18157622	3-(2-Hydroxyethyl)cyclohexanone
161833-42-7	MFCD09038329	Methyl 3-amino-4-bromo-thiophene-2-carboxylate
215927-34-7	MFCD12755843	3-Amino-4-bromo-thiophene-2-carboxylic acid
37636-42-3	MFCD18157628	2-Amino-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxylic acid
923010-68-8	MFCD12031524	2-Amino-6-t-butoxycarbonyl-5,7-dihydro-4H-thieno[2,3-c]pyridine-3-carboxylic acid
406207-72-5	MFCD13659445	2-tert-Butylimidazo[1,2-a]pyridin-3-amine
20883-94-7	MFCD00454252	Methyl 4-(3-methoxy-3-oxoprop-1-enyl)benzoate
160648-26-0	MFCD13659447	4-(3-Methoxy-3-oxoprop-1-enyl)benzoic acid
179625-38-8	MFCD13659448	4-(3-Methoxy-3-oxopropyl)benzoic acid
267888-21-1	MFCD08703630	4-(3-Ethoxy-3-oxopropyl)benzoic acid
114080-95-4	MFCD10574691	3-Chloropyridine-2-carboxamide
957198-15-1	MFCD13180542	7-Bromo-1,4-dihydropyrido[2,3-b]pyrazin-3(2H)-one
38998-15-1	MFCD14705043	7-Bromoindan-4-ol
5411-61-0	MFCD10565602	4-Bromo-7-methoxyindan-1-one
77313-10-1	MFCD14705045	Dimethyl 3-aminopentanedioate HCl
77313-09-8	MFCD00154529	Dimethyl 3-aminopentanedioate
82803-55-2	MFCD14705046	Dimethyl 3-[(tert-butoxycarbonyl)amino]pentanedioate
67159-79-9	MFCD14705049	3,3-Dimethyl-6-nitroindan-1-one
860356-65-6	MFCD14705050	6-Amino-3,3-dimethylindan-1-one
3970-41-0	MFCD00800473	2-Chloro-3-nitroaniline
39021-83-5	MFCD00094721	1,4-Dimethoxy-2,3-dimethylbenzene
2674-32-0	MFCD04971231	1,4-Dimethoxy-2,5-dimethylbenzene
87976-86-1	MFCD06659766	4-Aminocyclohexanone HCl
99337-81-2	MFCD14705051	4-Bromocyclohexanamine hydrochloride
326495-99-2	MFCD14705052	4-Bromocyclohexanamine
1087767-30-3	MFCD14705053	4-Bromocyclohexanamine hydrobromide
124043-86-3	MFCD12761604	2-(2-Amino-4-chlorophenyl)ethanol
16764-17-3	MFCD12761605	2-(4-Chloro-2-nitrophenyl)ethanol
244229-56-9	MFCD14705056	5-Bromo-2-methoxy-3-methylphenol
125708-66-9	MFCD14705057	3-Amino-2-methoxyphenol
51220-97-4	MFCD14705060	3-Aminobenzene-1,2-diol hydrochloride
20734-66-1	MFCD14584779	3-Aminobenzene-1,2-diol