Organoheterocyclic compounds

Organic compounds that consist of ring structures, or cyclic compounds that have atoms of at least two different elements as members of its ring(s).

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3,796 – 3,810 of 199,307 results

3,796

(1-Thieno[3,2-d]pyrimidin-4-ylpiperid-4-yl)methylamine, 97%, Thermo Scientific™

CAS: 937795-94-3 Molecular Formula: C12H16N4S Molecular Weight (g/mol): 248.35 MDL Number: MFCD09787494 InChI Key: ZKNFKYHZGAWSEG-UHFFFAOYSA-N Synonym: 1-thieno 3,2-d pyrimidin-4-ylpiperid-4-yl methylamine,1-thieno 3,2-d pyrimidin-4-yl piperidin-4-yl methanamine,1-1-thieno 3,2-d pyrimidin-4-yl piperidin-4-yl methanamine,1-thiopheno 2,3-e pyrimidin-4-yl-4-piperidyl methylamine,4-4-aminomethyl piperidin-1-yl thieno 3,2-d pyrimidine PubChem CID: 24229708 SMILES: NCC1CCN(CC1)C1=C2SC=CC2=NC=N1

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PubChem CID	24229708
CAS	937795-94-3
Molecular Weight (g/mol)	248.35
MDL Number	MFCD09787494
SMILES	NCC1CCN(CC1)C1=C2SC=CC2=NC=N1
Synonym	1-thieno 3,2-d pyrimidin-4-ylpiperid-4-yl methylamine,1-thieno 3,2-d pyrimidin-4-yl piperidin-4-yl methanamine,1-1-thieno 3,2-d pyrimidin-4-yl piperidin-4-yl methanamine,1-thiopheno 2,3-e pyrimidin-4-yl-4-piperidyl methylamine,4-4-aminomethyl piperidin-1-yl thieno 3,2-d pyrimidine
InChI Key	ZKNFKYHZGAWSEG-UHFFFAOYSA-N
Molecular Formula	C12H16N4S

3,797

4-Methyl-2-(2-pyrazinyl)-1,3-thiazole-5-carboxylic acid, 97%, Thermo Scientific™

CAS: 216959-92-1 Molecular Formula: C9H7N3O2S Molecular Weight (g/mol): 221.23 MDL Number: MFCD00111662 InChI Key: XDZXQDHRHGIPRN-UHFFFAOYSA-N Synonym: 4-methyl-2-2-pyrazinyl-1,3-thiazole-5-carboxylic acid,4-methyl-2-pyrazin-2-yl-1,3-thiazole-5-carboxylic acid,2-5-carboxy-4-methyl-1,3-thiazol-2-yl pyrazine,4-methyl-2-2-pyrazinyl thiazole-5-carboxylic acid,4-methyl-2-2-pyrazinyl-thiazole-5-carboxylic acid,4-methyl-2-pyrazin-2-yl thiazole-5-carboxylic acid,5-carboxy-4-methyl-2-pyrazin-2-yl-1,3-thiazole,5-thiazolecarboxylicacid, 4-methyl-2-2-pyrazinyl,5-thiazolecarboxylic acid, 4-methyl-2-2-pyrazinyl PubChem CID: 2776505 IUPAC Name: 4-methyl-2-pyrazin-2-yl-1,3-thiazole-5-carboxylic acid SMILES: CC1=C(SC(=N1)C1=NC=CN=C1)C(O)=O

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PubChem CID	2776505
CAS	216959-92-1
Molecular Weight (g/mol)	221.23
MDL Number	MFCD00111662
SMILES	CC1=C(SC(=N1)C1=NC=CN=C1)C(O)=O
Synonym	4-methyl-2-2-pyrazinyl-1,3-thiazole-5-carboxylic acid,4-methyl-2-pyrazin-2-yl-1,3-thiazole-5-carboxylic acid,2-5-carboxy-4-methyl-1,3-thiazol-2-yl pyrazine,4-methyl-2-2-pyrazinyl thiazole-5-carboxylic acid,4-methyl-2-2-pyrazinyl-thiazole-5-carboxylic acid,4-methyl-2-pyrazin-2-yl thiazole-5-carboxylic acid,5-carboxy-4-methyl-2-pyrazin-2-yl-1,3-thiazole,5-thiazolecarboxylicacid, 4-methyl-2-2-pyrazinyl,5-thiazolecarboxylic acid, 4-methyl-2-2-pyrazinyl
IUPAC Name	4-methyl-2-pyrazin-2-yl-1,3-thiazole-5-carboxylic acid
InChI Key	XDZXQDHRHGIPRN-UHFFFAOYSA-N
Molecular Formula	C9H7N3O2S

3,798

2-Ethyl-3-methylpyrazine, 98+%

CAS: 15707-23-0 Molecular Formula: C7H10N2 Molecular Weight (g/mol): 122.17 MDL Number: MFCD00006150 InChI Key: LNIMMWYNSBZESE-UHFFFAOYSA-N Synonym: pyrazine, 2-ethyl-3-methyl,3-ethyl-2-methylpyrazine,2-methyl-3-ethylpyrazine,2-ethyl-3-methyl pyrazine,pyrazine, ethylmethyl,2-ethyl-3-methyl-pyrazine,unii-9gf35mk66u,fema no. 3155,pyrazine, 3-ethyl-2-methyl,2-ethyl-3-methylpyrazine, 9ci PubChem CID: 27457 IUPAC Name: 2-ethyl-3-methylpyrazine SMILES: CCC1=NC=CN=C1C

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Specifications

PubChem CID	27457
CAS	15707-23-0
Molecular Weight (g/mol)	122.17
MDL Number	MFCD00006150
SMILES	CCC1=NC=CN=C1C
Synonym	pyrazine, 2-ethyl-3-methyl,3-ethyl-2-methylpyrazine,2-methyl-3-ethylpyrazine,2-ethyl-3-methyl pyrazine,pyrazine, ethylmethyl,2-ethyl-3-methyl-pyrazine,unii-9gf35mk66u,fema no. 3155,pyrazine, 3-ethyl-2-methyl,2-ethyl-3-methylpyrazine, 9ci
IUPAC Name	2-ethyl-3-methylpyrazine
InChI Key	LNIMMWYNSBZESE-UHFFFAOYSA-N
Molecular Formula	C7H10N2

3,799

2-Amino-4,6-dihydroxypyrimidine, 98%

CAS: 56-09-7 Molecular Formula: C4H5N3O2 Molecular Weight (g/mol): 127.10 MDL Number: MFCD00006094 InChI Key: AUFJTVGCSJNQIF-UHFFFAOYSA-N Synonym: 2-amino-4,6-dihydroxypyrimidine,2-aminopyrimidine-4,6-diol,4 1h-pyrimidinone, 2-amino-6-hydroxy,2-amino-6-hydroxypyrimidin-4 3h-one,2-amino-4,6-dioxypyrimidine,2-amino-4,6-pyrimidinedione,4,6-dihydroxy-2-aminopyrimidine,2-amino-4,6-pyrimidinediol,2-amino-6-hydroxy-1h-pyrimidin-4-one,2-amino-6-hydroxy-4 1h-pyrimidinone PubChem CID: 66131 IUPAC Name: 2-amino-4-hydroxy-1H-pyrimidin-6-one SMILES: NC1=NC(O)=CC(=O)N1

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PubChem CID	66131
CAS	56-09-7
Molecular Weight (g/mol)	127.10
MDL Number	MFCD00006094
SMILES	NC1=NC(O)=CC(=O)N1
Synonym	2-amino-4,6-dihydroxypyrimidine,2-aminopyrimidine-4,6-diol,4 1h-pyrimidinone, 2-amino-6-hydroxy,2-amino-6-hydroxypyrimidin-4 3h-one,2-amino-4,6-dioxypyrimidine,2-amino-4,6-pyrimidinedione,4,6-dihydroxy-2-aminopyrimidine,2-amino-4,6-pyrimidinediol,2-amino-6-hydroxy-1h-pyrimidin-4-one,2-amino-6-hydroxy-4 1h-pyrimidinone
IUPAC Name	2-amino-4-hydroxy-1H-pyrimidin-6-one
InChI Key	AUFJTVGCSJNQIF-UHFFFAOYSA-N
Molecular Formula	C4H5N3O2

3,800

4-Methylpyrimidine, 98%

CAS: 3438-46-8 Molecular Formula: C5H6N2 Molecular Weight (g/mol): 94.117 MDL Number: MFCD00006115 InChI Key: LVILGAOSPDLNRM-UHFFFAOYSA-N Synonym: pyrimidine, 4-methyl,4-methyl-pyrimidine,4-methyl pyrimidine,pubchem20803,6-methylpyrimidine,4-methylpyrimidine,ksc226a9b,tpc-h013,4-methyl-1,3-diazine,pyrimidine, 4-methyl-6ci,7ci,8ci,9ci PubChem CID: 18922 IUPAC Name: 4-methylpyrimidine SMILES: CC1=NC=NC=C1

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Specifications

PubChem CID	18922
CAS	3438-46-8
Molecular Weight (g/mol)	94.117
MDL Number	MFCD00006115
SMILES	CC1=NC=NC=C1
Synonym	pyrimidine, 4-methyl,4-methyl-pyrimidine,4-methyl pyrimidine,pubchem20803,6-methylpyrimidine,4-methylpyrimidine,ksc226a9b,tpc-h013,4-methyl-1,3-diazine,pyrimidine, 4-methyl-6ci,7ci,8ci,9ci
IUPAC Name	4-methylpyrimidine
InChI Key	LVILGAOSPDLNRM-UHFFFAOYSA-N
Molecular Formula	C5H6N2

3,801

3',4'-(Methylenedioxy)acetophenone, 98%

CAS: 3162-29-6 Molecular Formula: C9H8O3 Molecular Weight (g/mol): 164.16 MDL Number: MFCD00005831 InChI Key: BMHMKWXYXFBWMI-UHFFFAOYSA-N Synonym: 3',4'-methylenedioxy acetophenone,1-benzo d 1,3 dioxol-5-yl ethanone,5-acetyl-1,3-benzodioxole,3,4-methylenedioxyacetophenone,3,4-methylenedioxy acetophenone,3',4'-methylenedioxyacetophenone,1-1,3-benzodioxol-5-yl ethanone,acetopiperone,1-1,3-benzodioxol-5-yl ethan-1-one,ethanone, 1-1,3-benzodioxol-5-yl PubChem CID: 76622 IUPAC Name: 1-(1,3-benzodioxol-5-yl)ethanone SMILES: CC(=O)C1=CC2=C(C=C1)OCO2

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Specifications

PubChem CID	76622
CAS	3162-29-6
Molecular Weight (g/mol)	164.16
MDL Number	MFCD00005831
SMILES	CC(=O)C1=CC2=C(C=C1)OCO2
Synonym	3',4'-methylenedioxy acetophenone,1-benzo d 1,3 dioxol-5-yl ethanone,5-acetyl-1,3-benzodioxole,3,4-methylenedioxyacetophenone,3,4-methylenedioxy acetophenone,3',4'-methylenedioxyacetophenone,1-1,3-benzodioxol-5-yl ethanone,acetopiperone,1-1,3-benzodioxol-5-yl ethan-1-one,ethanone, 1-1,3-benzodioxol-5-yl
IUPAC Name	1-(1,3-benzodioxol-5-yl)ethanone
InChI Key	BMHMKWXYXFBWMI-UHFFFAOYSA-N
Molecular Formula	C9H8O3

3,802

3-Hydroxy-2-nitropyridine, 98%

CAS: 15128-82-2 Molecular Formula: C5H4N2O3 Molecular Weight (g/mol): 140.10 MDL Number: MFCD00006258 InChI Key: QBPDSKPWYWIHGA-UHFFFAOYSA-N Synonym: 3-hydroxy-2-nitropyridine,2-nitropyridin-3-ol,2-nitro-3-hydroxypyridine,2-nitro-3-pyridinol,3-pyridinol, 2-nitro,2-nitro-3-hydroxy pyridine,unii-uu357x85yb,3-hydroxy-2-nitro pyridine,2-nitro-3-pyridol PubChem CID: 27057 IUPAC Name: 2-nitropyridin-3-ol SMILES: OC1=CC=CN=C1[N+]([O-])=O

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Specifications

PubChem CID	27057
CAS	15128-82-2
Molecular Weight (g/mol)	140.10
MDL Number	MFCD00006258
SMILES	OC1=CC=CN=C1[N+]([O-])=O
Synonym	3-hydroxy-2-nitropyridine,2-nitropyridin-3-ol,2-nitro-3-hydroxypyridine,2-nitro-3-pyridinol,3-pyridinol, 2-nitro,2-nitro-3-hydroxy pyridine,unii-uu357x85yb,3-hydroxy-2-nitro pyridine,2-nitro-3-pyridol
IUPAC Name	2-nitropyridin-3-ol
InChI Key	QBPDSKPWYWIHGA-UHFFFAOYSA-N
Molecular Formula	C5H4N2O3

3,803

Xanthone, 99%

CAS: 90-47-1 Molecular Formula: C13H8O2 Molecular Weight (g/mol): 196.205 MDL Number: MFCD00005060 InChI Key: JNELGWHKGNBSMD-UHFFFAOYSA-N Synonym: xanthone,9h-xanthen-9-one,9-xanthenone,benzophenone oxide,9-oxoxanthene,genicide,xanthenone,9-xanthone,diphenylene ketone oxide,dibenzo-gamma-pyrone PubChem CID: 7020 ChEBI: CHEBI:37647 IUPAC Name: xanthen-9-one SMILES: C1=CC=C2C(=C1)C(=O)C3=CC=CC=C3O2

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Specifications

PubChem CID	7020
CAS	90-47-1
Molecular Weight (g/mol)	196.205
ChEBI	CHEBI:37647
MDL Number	MFCD00005060
SMILES	C1=CC=C2C(=C1)C(=O)C3=CC=CC=C3O2
Synonym	xanthone,9h-xanthen-9-one,9-xanthenone,benzophenone oxide,9-oxoxanthene,genicide,xanthenone,9-xanthone,diphenylene ketone oxide,dibenzo-gamma-pyrone
IUPAC Name	xanthen-9-one
InChI Key	JNELGWHKGNBSMD-UHFFFAOYSA-N
Molecular Formula	C13H8O2

3,804

Methyl 6-methylnicotinate, 97%

CAS: 5470-70-2 Molecular Formula: C₈H₉NO₂ Molecular Weight (g/mol): 151.16 MDL Number: MFCD00006340 InChI Key: VYPPZXZHYDSBSJ-UHFFFAOYSA-N Synonym: methyl 6-methylnicotinate,methyl-6-methylnicotinate,6-methylnicotinic acid methyl ester,etoricoxib impurity e,unii-ya0k0cm5pk,methyl 6-methyl nicotinate,6-methyl-nicotinic acid methyl ester,6-methyl nicotinic acid methyl ester,ya0k0cm5pk,3-methoxycarbonyl-6-methylpyridine PubChem CID: 231548 IUPAC Name: methyl 6-methylpyridine-3-carboxylate SMILES: CC1=NC=C(C=C1)C(=O)OC

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Specifications

PubChem CID	231548
CAS	5470-70-2
Molecular Weight (g/mol)	151.16
MDL Number	MFCD00006340
SMILES	CC1=NC=C(C=C1)C(=O)OC
Synonym	methyl 6-methylnicotinate,methyl-6-methylnicotinate,6-methylnicotinic acid methyl ester,etoricoxib impurity e,unii-ya0k0cm5pk,methyl 6-methyl nicotinate,6-methyl-nicotinic acid methyl ester,6-methyl nicotinic acid methyl ester,ya0k0cm5pk,3-methoxycarbonyl-6-methylpyridine
IUPAC Name	methyl 6-methylpyridine-3-carboxylate
InChI Key	VYPPZXZHYDSBSJ-UHFFFAOYSA-N
Molecular Formula	C₈H₉NO₂

3,805

3-Amino-5-mercapto-1,2,4-triazole, 97+%

CAS: 16691-43-3 Molecular Formula: C2H4N4S Molecular Weight (g/mol): 116.14 MDL Number: MFCD00005231 InChI Key: WZUUZPAYWFIBDF-UHFFFAOYSA-N Synonym: 3-amino-5-mercapto-1,2,4-triazole,iminothiourazole,3-imino-5-thiourazole,3-amino-1h-1,2,4-triazole-5-thiol,5-amino-4h-1,2,4-triazole-3-thiol,3-amino-1,2,4-triazole-5-thiol,s-triazole-3-thiol, 5-amino,3h-1,2,4-triazole-3-thione, 5-amino-1,2-dihydro,5-amino-1,2-dihydro-3h-1,2,4-triazole-3-thione,unii-353f2d8l1z PubChem CID: 2723869 SMILES: NC1=NC(=S)NN1

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Specifications

PubChem CID	2723869
CAS	16691-43-3
Molecular Weight (g/mol)	116.14
MDL Number	MFCD00005231
SMILES	NC1=NC(=S)NN1
Synonym	3-amino-5-mercapto-1,2,4-triazole,iminothiourazole,3-imino-5-thiourazole,3-amino-1h-1,2,4-triazole-5-thiol,5-amino-4h-1,2,4-triazole-3-thiol,3-amino-1,2,4-triazole-5-thiol,s-triazole-3-thiol, 5-amino,3h-1,2,4-triazole-3-thione, 5-amino-1,2-dihydro,5-amino-1,2-dihydro-3h-1,2,4-triazole-3-thione,unii-353f2d8l1z
InChI Key	WZUUZPAYWFIBDF-UHFFFAOYSA-N
Molecular Formula	C2H4N4S

3,806

3-Pyrimidin-5-ylaniline, ≥97%, Thermo Scientific™

CAS: 69491-59-4 Molecular Formula: C10H9N3 Molecular Weight (g/mol): 171.203 MDL Number: MFCD06802522 InChI Key: DZEIKJMNXHOFHL-UHFFFAOYSA-N PubChem CID: 7162049 IUPAC Name: 3-pyrimidin-5-ylaniline SMILES: C1=CC(=CC(=C1)N)C2=CN=CN=C2

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Specifications

PubChem CID	7162049
CAS	69491-59-4
Molecular Weight (g/mol)	171.203
MDL Number	MFCD06802522
SMILES	C1=CC(=CC(=C1)N)C2=CN=CN=C2
IUPAC Name	3-pyrimidin-5-ylaniline
InChI Key	DZEIKJMNXHOFHL-UHFFFAOYSA-N
Molecular Formula	C10H9N3

3,807

6-Amino-2-methylquinoline, 97%

CAS: 65079-19-8 Molecular Formula: C10H10N2 Molecular Weight (g/mol): 158.204 MDL Number: MFCD00052600 InChI Key: TYJFYUVDUUACKX-UHFFFAOYSA-N PubChem CID: 103148 IUPAC Name: 2-methylquinolin-6-amine SMILES: CC1=NC2=C(C=C1)C=C(C=C2)N

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Specifications

PubChem CID	103148
CAS	65079-19-8
Molecular Weight (g/mol)	158.204
MDL Number	MFCD00052600
SMILES	CC1=NC2=C(C=C1)C=C(C=C2)N
IUPAC Name	2-methylquinolin-6-amine
InChI Key	TYJFYUVDUUACKX-UHFFFAOYSA-N
Molecular Formula	C10H10N2

3,808

2-Mercaptopyridine N-oxide, 99%

CAS: 1121-31-9 Molecular Formula: C5H5NOS Molecular Weight (g/mol): 127.161 MDL Number: MFCD00006196 InChI Key: YBBJKCMMCRQZMA-UHFFFAOYSA-N Synonym: pyrithione,2-mercaptopyridine n-oxide,2-mercaptopyridine-n-oxide,1-hydroxy-2-pyridinethione,omadine,2-pyridinethiol, 1-oxide,1-hydroxyl-1h-pyridine-2-thione,n-hydroxypyridine-2-thione,1-hydroxy-2 1h-pyridinethione,2-pyridinethiol 1-oxide PubChem CID: 1570 ChEBI: CHEBI:36578 IUPAC Name: 1-hydroxypyridine-2-thione SMILES: C1=CC(=S)N(C=C1)O

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Specifications

PubChem CID	1570
CAS	1121-31-9
Molecular Weight (g/mol)	127.161
ChEBI	CHEBI:36578
MDL Number	MFCD00006196
SMILES	C1=CC(=S)N(C=C1)O
Synonym	pyrithione,2-mercaptopyridine n-oxide,2-mercaptopyridine-n-oxide,1-hydroxy-2-pyridinethione,omadine,2-pyridinethiol, 1-oxide,1-hydroxyl-1h-pyridine-2-thione,n-hydroxypyridine-2-thione,1-hydroxy-2 1h-pyridinethione,2-pyridinethiol 1-oxide
IUPAC Name	1-hydroxypyridine-2-thione
InChI Key	YBBJKCMMCRQZMA-UHFFFAOYSA-N
Molecular Formula	C5H5NOS

3,809

2-Aminoimidazole hemisulfate, 98+%

CAS: 1450-93-7 Molecular Formula: C6H12N6O4S Molecular Weight (g/mol): 264.26 MDL Number: MFCD00013162 InChI Key: KUWRLKJYNASPQZ-UHFFFAOYSA-N Synonym: 2-aminoimidazole hemisulfate,1h-imidazol-2-amine sulfate 2:1,bis 1h-imidazol-2-amine ; sulfuric acid,2-aminoimidazole sulphate,bis 2-aminoimidazole sulfate,1h-imidazol-2-amine sulfurate,2-aminoimidazole sulfate 2:1,1h-imidazol-2-amine, sulfate 2:1,pubchem8378,aminoimidazole hemisulfate PubChem CID: 2734684 SMILES: OS(O)(=O)=O.NC1=NC=CN1.NC1=NC=CN1

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Specifications

PubChem CID	2734684
CAS	1450-93-7
Molecular Weight (g/mol)	264.26
MDL Number	MFCD00013162
SMILES	OS(O)(=O)=O.NC1=NC=CN1.NC1=NC=CN1
Synonym	2-aminoimidazole hemisulfate,1h-imidazol-2-amine sulfate 2:1,bis 1h-imidazol-2-amine ; sulfuric acid,2-aminoimidazole sulphate,bis 2-aminoimidazole sulfate,1h-imidazol-2-amine sulfurate,2-aminoimidazole sulfate 2:1,1h-imidazol-2-amine, sulfate 2:1,pubchem8378,aminoimidazole hemisulfate
InChI Key	KUWRLKJYNASPQZ-UHFFFAOYSA-N
Molecular Formula	C6H12N6O4S

3,810

2,4-Diphenyl-1,3-thiazole-5-carboxylic acid, ≥97%, Thermo Scientific™

CAS: 502935-47-9 Molecular Formula: C16H11NO2S Molecular Weight (g/mol): 281.329 MDL Number: MFCD07348756 InChI Key: KMOCHRNIGWCEJV-UHFFFAOYSA-N Synonym: 2,4-diphenylthiazole-5-carboxylic acid,diphenyl-1,3-thiazole-5-carboxylic acid,5-thiazolecarboxylicacid, 2,4-diphenyl PubChem CID: 7131193 IUPAC Name: 2,4-diphenyl-1,3-thiazole-5-carboxylic acid SMILES: C1=CC=C(C=C1)C2=C(SC(=N2)C3=CC=CC=C3)C(=O)O

Pricing & Availability
Specifications

PubChem CID	7131193
CAS	502935-47-9
Molecular Weight (g/mol)	281.329
MDL Number	MFCD07348756
SMILES	C1=CC=C(C=C1)C2=C(SC(=N2)C3=CC=CC=C3)C(=O)O
Synonym	2,4-diphenylthiazole-5-carboxylic acid,diphenyl-1,3-thiazole-5-carboxylic acid,5-thiazolecarboxylicacid, 2,4-diphenyl
IUPAC Name	2,4-diphenyl-1,3-thiazole-5-carboxylic acid
InChI Key	KMOCHRNIGWCEJV-UHFFFAOYSA-N
Molecular Formula	C16H11NO2S

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