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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4,981 – 4,995 of 214,432 results

4,981

3-Aminopyrazine-2-carboxamide, 96%

CAS: 32587-10-3 Molecular Formula: C5H6N4O Molecular Weight (g/mol): 138.13 MDL Number: MFCD03407446 InChI Key: SFSMATGDLFHTHE-UHFFFAOYSA-N Synonym: aminopyrazine carboxamide,3-aminopyrazinecarboxamide,3-amino-2-pyrazinecarboxamide,3-amino-pyrazine-2-carboxylic acid amide,3-amino-pyrazinecarboxamide,3-amino-pyrazine-2-carboxamide,2-pyrazinecarboxamide,3-amino,pyrazinecarboxamide, 3-amino,pyrazinecarboxamide, 3-amino-7ci,9ci PubChem CID: 280292 IUPAC Name: 3-aminopyrazine-2-carboxamide SMILES: NC(=O)C1=NC=CN=C1N

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PubChem CID	280292
CAS	32587-10-3
Molecular Weight (g/mol)	138.13
MDL Number	MFCD03407446
SMILES	NC(=O)C1=NC=CN=C1N
Synonym	aminopyrazine carboxamide,3-aminopyrazinecarboxamide,3-amino-2-pyrazinecarboxamide,3-amino-pyrazine-2-carboxylic acid amide,3-amino-pyrazinecarboxamide,3-amino-pyrazine-2-carboxamide,2-pyrazinecarboxamide,3-amino,pyrazinecarboxamide, 3-amino,pyrazinecarboxamide, 3-amino-7ci,9ci
IUPAC Name	3-aminopyrazine-2-carboxamide
InChI Key	SFSMATGDLFHTHE-UHFFFAOYSA-N
Molecular Formula	C5H6N4O

4,982

2-(2-Naphthyl)indole, 98%

CAS: 23746-81-8 Molecular Formula: C18H13N Molecular Weight (g/mol): 243.31 MDL Number: MFCD00124144 InChI Key: CACDYUNTCMPDMI-UHFFFAOYSA-N Synonym: 2-2-naphthyl indole,2-2-naphthyl-1h-indole,2-naphthalen-2-yl-1h-indole,acmc-1chvp,2-2-naphthyl-indol,maybridge1_005904,2-2-indolyl naphthalene,2-1h-indol-2-yl naphthalene,2-2-naphthalenyl-1h-indole PubChem CID: 265232 SMILES: N1C2=CC=CC=C2C=C1C1=CC=C2C=CC=CC2=C1

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Specifications

PubChem CID	265232
CAS	23746-81-8
Molecular Weight (g/mol)	243.31
MDL Number	MFCD00124144
SMILES	N1C2=CC=CC=C2C=C1C1=CC=C2C=CC=CC2=C1
Synonym	2-2-naphthyl indole,2-2-naphthyl-1h-indole,2-naphthalen-2-yl-1h-indole,acmc-1chvp,2-2-naphthyl-indol,maybridge1_005904,2-2-indolyl naphthalene,2-1h-indol-2-yl naphthalene,2-2-naphthalenyl-1h-indole
InChI Key	CACDYUNTCMPDMI-UHFFFAOYSA-N
Molecular Formula	C18H13N

4,983

Pyridine-4-boronic acid pinacol ester, 98%, Thermo Scientific Chemicals

CAS: 181219-01-2 Molecular Formula: C11H16BNO2 Molecular Weight (g/mol): 205.06 MDL Number: MFCD01319051 InChI Key: NLTIETZTDSJANS-UHFFFAOYSA-N Synonym: 4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl pyridine,4-pyridineboronic acid pinacol ester,pyridine-4-boronic acid pinacol ester,4-pyridylboronic acid pinacol ester,pyridine-4-boronic acid, pinacol ester,4-tetramethyl-1,3,2-dioxaborolan-2-yl pyridine,pyridine-4-boronic pinacolate,pyridine-4-boronic acid pinacol cyclic ester,2-4-pyridyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane,pyridine-4-boronic pinacol ester PubChem CID: 2734648 IUPAC Name: 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine SMILES: CC1(C)OB(OC1(C)C)C1=CC=NC=C1

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Specifications

PubChem CID	2734648
CAS	181219-01-2
Molecular Weight (g/mol)	205.06
MDL Number	MFCD01319051
SMILES	CC1(C)OB(OC1(C)C)C1=CC=NC=C1
Synonym	4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl pyridine,4-pyridineboronic acid pinacol ester,pyridine-4-boronic acid pinacol ester,4-pyridylboronic acid pinacol ester,pyridine-4-boronic acid, pinacol ester,4-tetramethyl-1,3,2-dioxaborolan-2-yl pyridine,pyridine-4-boronic pinacolate,pyridine-4-boronic acid pinacol cyclic ester,2-4-pyridyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane,pyridine-4-boronic pinacol ester
IUPAC Name	4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine
InChI Key	NLTIETZTDSJANS-UHFFFAOYSA-N
Molecular Formula	C11H16BNO2

4,984

1-Methyl-1H-imidazole-5-carbohydrazide, 97%, Thermo Scientific™

CAS: 23585-00-4 Molecular Formula: C5H8N4O Molecular Weight (g/mol): 140.15 MDL Number: MFCD03659706 InChI Key: CFIAOJVURKEWPG-UHFFFAOYSA-N Synonym: 1-methyl-1h-imidazole-5-carbohydrazide,1-methyl-1h-imidazole-5-carboxylic acid hydrazide,1h-imidazole-5-carboxylicacid, 1-methyl-, hydrazide,1-methyl-5-imidazoliecarboxylic hydrazide,1-methylimidazole-5-carbohydrazide,1-methyl-1h-imidazole-5-carbohydrazide #,5-hydrazinocarbonyl-1-methyl-1h-imidazole,imidazole-1-methyl-5-carboxylic acid, hydrazide,1h-imidazole-5-carboxylicacid,1-methyl-,hydrazide,1h-imidazole-5-carboxylic acid, 1-methyl-, hydrazide 9ci PubChem CID: 468661 IUPAC Name: 3-methylimidazole-4-carbohydrazide SMILES: CN1C=NC=C1C(=O)NN

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Specifications

PubChem CID	468661
CAS	23585-00-4
Molecular Weight (g/mol)	140.15
MDL Number	MFCD03659706
SMILES	CN1C=NC=C1C(=O)NN
Synonym	1-methyl-1h-imidazole-5-carbohydrazide,1-methyl-1h-imidazole-5-carboxylic acid hydrazide,1h-imidazole-5-carboxylicacid, 1-methyl-, hydrazide,1-methyl-5-imidazoliecarboxylic hydrazide,1-methylimidazole-5-carbohydrazide,1-methyl-1h-imidazole-5-carbohydrazide #,5-hydrazinocarbonyl-1-methyl-1h-imidazole,imidazole-1-methyl-5-carboxylic acid, hydrazide,1h-imidazole-5-carboxylicacid,1-methyl-,hydrazide,1h-imidazole-5-carboxylic acid, 1-methyl-, hydrazide 9ci
IUPAC Name	3-methylimidazole-4-carbohydrazide
InChI Key	CFIAOJVURKEWPG-UHFFFAOYSA-N
Molecular Formula	C5H8N4O

4,985

7-Chloro-1,2,3,4-tetrahydroisoquinoline hydrochloride, 98%

CAS: 73075-45-3 Molecular Formula: C9H11Cl2N Molecular Weight (g/mol): 204.094 MDL Number: MFCD08461076 InChI Key: OGIAIXMUSSACDB-UHFFFAOYSA-N Synonym: 7-chloro-1,2,3,4-tetrahydroisoquinoline hydrochloride,7-chloro-1,2,3,4-tetrahydroisoquinolinehydrochloride,isoquinoline, 7-chloro-1,2,3,4-tetrahydro-, hydrochloride,7-chloro-1,2,3,4-tetrahydro-isoquinoline hcl,7-chhloro-1,2,3,4-tetrahydroisoquinoline hydrochloride,7-chloro-1,2,3,4-tetrahydroisoquinoline hydrochlor,7-chloro-1,2,3,4-tetrahydroisoquinoline-hydrogen chloride 1/1 PubChem CID: 12595070 IUPAC Name: 7-chloro-1,2,3,4-tetrahydroisoquinoline;hydrochloride SMILES: C1CNCC2=C1C=CC(=C2)Cl.Cl

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Specifications

PubChem CID	12595070
CAS	73075-45-3
Molecular Weight (g/mol)	204.094
MDL Number	MFCD08461076
SMILES	C1CNCC2=C1C=CC(=C2)Cl.Cl
Synonym	7-chloro-1,2,3,4-tetrahydroisoquinoline hydrochloride,7-chloro-1,2,3,4-tetrahydroisoquinolinehydrochloride,isoquinoline, 7-chloro-1,2,3,4-tetrahydro-, hydrochloride,7-chloro-1,2,3,4-tetrahydro-isoquinoline hcl,7-chhloro-1,2,3,4-tetrahydroisoquinoline hydrochloride,7-chloro-1,2,3,4-tetrahydroisoquinoline hydrochlor,7-chloro-1,2,3,4-tetrahydroisoquinoline-hydrogen chloride 1/1
IUPAC Name	7-chloro-1,2,3,4-tetrahydroisoquinoline;hydrochloride
InChI Key	OGIAIXMUSSACDB-UHFFFAOYSA-N
Molecular Formula	C9H11Cl2N

4,986

(-)-Cinchonidine, 99% (total base), may cont. up to 5% quinine

CAS: 485-71-2 Molecular Formula: C19H22N2O Molecular Weight (g/mol): 294.40 MDL Number: MFCD00006783 InChI Key: KMPWYEUPVWOPIM-UHFFFAOYNA-N Synonym: cinchonidine PubChem CID: 45358337 SMILES: OC(C1CC2CCN1CC2C=C)C1=C2C=CC=CC2=NC=C1

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Specifications

PubChem CID	45358337
CAS	485-71-2
Molecular Weight (g/mol)	294.40
MDL Number	MFCD00006783
SMILES	OC(C1CC2CCN1CC2C=C)C1=C2C=CC=CC2=NC=C1
Synonym	cinchonidine
InChI Key	KMPWYEUPVWOPIM-UHFFFAOYNA-N
Molecular Formula	C19H22N2O

4,987

3-Bromo-4-hydroxypyridine, 97%

CAS: 36953-41-0 Molecular Formula: C5H4BrNO Molecular Weight (g/mol): 173.997 MDL Number: MFCD01646107 InChI Key: JWHZKNRXTDYNJO-UHFFFAOYSA-N Synonym: 3-bromo-4-pyridinol,3-bromo-4-hydroxypyridine,3-bromopyridin-4-ol,3-bromopyridin-4 1h-one,4-pyridinol, 3-bromo,pubchem6678,3-bromopyridine-4-ol,3-bromo-4-pyridinol #,4-hydroxy-3-bromopyridine,pyridin-4-ol, 3-bromo PubChem CID: 599549 IUPAC Name: 3-bromo-1H-pyridin-4-one SMILES: C1=CNC=C(C1=O)Br

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Specifications

PubChem CID	599549
CAS	36953-41-0
Molecular Weight (g/mol)	173.997
MDL Number	MFCD01646107
SMILES	C1=CNC=C(C1=O)Br
Synonym	3-bromo-4-pyridinol,3-bromo-4-hydroxypyridine,3-bromopyridin-4-ol,3-bromopyridin-4 1h-one,4-pyridinol, 3-bromo,pubchem6678,3-bromopyridine-4-ol,3-bromo-4-pyridinol #,4-hydroxy-3-bromopyridine,pyridin-4-ol, 3-bromo
IUPAC Name	3-bromo-1H-pyridin-4-one
InChI Key	JWHZKNRXTDYNJO-UHFFFAOYSA-N
Molecular Formula	C5H4BrNO

4,988

(R)-(-)-5-(Hydroxymethyl)-2-pyrrolidinone, 99%

CAS: 66673-40-3 Molecular Formula: C5H9NO2 Molecular Weight (g/mol): 115.132 MDL Number: MFCD00077791 InChI Key: HOBJEFOCIRXQKH-SCSAIBSYSA-N Synonym: r---5-hydroxymethyl-2-pyrrolidinone,d-pyroglutaminol,5r-5-hydroxymethyl pyrrolidin-2-one,r-5-hydroxymethyl pyrrolidin-2-one,r-5-hydroxymethyl-2-pyrrolidinone,r-5-hydroxymethyl-pyrrolidin-2-one,--d-pyroglutamol,r---5-hydroxymethylpyrrolidin-2-one,5-hydroxymethyl-2-pyrrolidinone PubChem CID: 7128291 IUPAC Name: (5R)-5-(hydroxymethyl)pyrrolidin-2-one SMILES: C1CC(=O)NC1CO

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Specifications

PubChem CID	7128291
CAS	66673-40-3
Molecular Weight (g/mol)	115.132
MDL Number	MFCD00077791
SMILES	C1CC(=O)NC1CO
Synonym	r---5-hydroxymethyl-2-pyrrolidinone,d-pyroglutaminol,5r-5-hydroxymethyl pyrrolidin-2-one,r-5-hydroxymethyl pyrrolidin-2-one,r-5-hydroxymethyl-2-pyrrolidinone,r-5-hydroxymethyl-pyrrolidin-2-one,--d-pyroglutamol,r---5-hydroxymethylpyrrolidin-2-one,5-hydroxymethyl-2-pyrrolidinone
IUPAC Name	(5R)-5-(hydroxymethyl)pyrrolidin-2-one
InChI Key	HOBJEFOCIRXQKH-SCSAIBSYSA-N
Molecular Formula	C5H9NO2

4,989

2-Phenylthiophene, 95%

CAS: 825-55-8 Molecular Formula: C10H8S Molecular Weight (g/mol): 160.234 MDL Number: MFCD00130080 InChI Key: PJRGDKFLFAYRBV-UHFFFAOYSA-N Synonym: thiophene, 2-phenyl,2-phenyl-thiophene,phenylthiophene,thiophene, phenyl,2-thienylbenzene,2-phenyithiophene,2-phenylthiofuran,2-phenylthiophene,acmc-209ppe PubChem CID: 69999 IUPAC Name: 2-phenylthiophene SMILES: C1=CC=C(C=C1)C2=CC=CS2

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PubChem CID	69999
CAS	825-55-8
Molecular Weight (g/mol)	160.234
MDL Number	MFCD00130080
SMILES	C1=CC=C(C=C1)C2=CC=CS2
Synonym	thiophene, 2-phenyl,2-phenyl-thiophene,phenylthiophene,thiophene, phenyl,2-thienylbenzene,2-phenyithiophene,2-phenylthiofuran,2-phenylthiophene,acmc-209ppe
IUPAC Name	2-phenylthiophene
InChI Key	PJRGDKFLFAYRBV-UHFFFAOYSA-N
Molecular Formula	C10H8S

4,990

2-Pyrrolidone, Spectrum™ Chemical

CAS: 616-45-5

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CAS	616-45-5

4,991

6-Bromopyridine-3-boronic acid, 95%

CAS: 223463-14-7 Molecular Formula: C5H5BBrNO2 Molecular Weight (g/mol): 201.81 MDL Number: MFCD03411558 InChI Key: BCYWDUVHAPHGIP-UHFFFAOYSA-N Synonym: 2-bromopyridine-5-boronic acid,6-bromopyridin-3-yl boronic acid,6-bromopyridine-3-boronic acid,2-bromo-5-pyridineboronic acid,6-bromopyridin-3-lboronic acid,2-bromo-5-pyridylboronic acid,2-bromopyridyl-5-boronic acid,6-bromo-3-pyridylboronic acid,6-bromopyridin-3-yl-3-boronic acid,6-bromo-3-pyridinylboronic acid PubChem CID: 2762706 IUPAC Name: (6-bromopyridin-3-yl)boronic acid SMILES: OB(O)C1=CN=C(Br)C=C1

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Specifications

PubChem CID	2762706
CAS	223463-14-7
Molecular Weight (g/mol)	201.81
MDL Number	MFCD03411558
SMILES	OB(O)C1=CN=C(Br)C=C1
Synonym	2-bromopyridine-5-boronic acid,6-bromopyridin-3-yl boronic acid,6-bromopyridine-3-boronic acid,2-bromo-5-pyridineboronic acid,6-bromopyridin-3-lboronic acid,2-bromo-5-pyridylboronic acid,2-bromopyridyl-5-boronic acid,6-bromo-3-pyridylboronic acid,6-bromopyridin-3-yl-3-boronic acid,6-bromo-3-pyridinylboronic acid
IUPAC Name	(6-bromopyridin-3-yl)boronic acid
InChI Key	BCYWDUVHAPHGIP-UHFFFAOYSA-N
Molecular Formula	C5H5BBrNO2

4,992

4-chloro-5-methyl-6-phenylthieno[2,3-d]pyrimidine, 97%, Thermo Scientific™

CAS: 306934-78-1 Molecular Formula: C13H9ClN2S Molecular Weight (g/mol): 260.74 MDL Number: MFCD02179828 InChI Key: LRTKDTZXCFGPEU-UHFFFAOYSA-N Synonym: 4-chloro-5-methyl-6-phenylthieno 2,3-d pyrimidine,4-chloro-5-methyl-6-phenylthiopheno 2,3-d pyrimidine,thieno 2,3-d pyrimidine,4-chloro-5-methyl-6-phenyl,4-chloranyl-5-methyl-6-phenyl-thieno 2,3-d pyrimidine PubChem CID: 2735772 IUPAC Name: 4-chloro-5-methyl-6-phenylthieno[2,3-d]pyrimidine SMILES: CC1=C(SC2=NC=NC(Cl)=C12)C1=CC=CC=C1

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Specifications

PubChem CID	2735772
CAS	306934-78-1
Molecular Weight (g/mol)	260.74
MDL Number	MFCD02179828
SMILES	CC1=C(SC2=NC=NC(Cl)=C12)C1=CC=CC=C1
Synonym	4-chloro-5-methyl-6-phenylthieno 2,3-d pyrimidine,4-chloro-5-methyl-6-phenylthiopheno 2,3-d pyrimidine,thieno 2,3-d pyrimidine,4-chloro-5-methyl-6-phenyl,4-chloranyl-5-methyl-6-phenyl-thieno 2,3-d pyrimidine
IUPAC Name	4-chloro-5-methyl-6-phenylthieno[2,3-d]pyrimidine
InChI Key	LRTKDTZXCFGPEU-UHFFFAOYSA-N
Molecular Formula	C13H9ClN2S

4,993

2,6-Diaminopurine, 98%

CAS: 1904-98-9 Molecular Formula: C₅H₆N₆ Molecular Weight (g/mol): 150.14 MDL Number: MFCD00071537 InChI Key: MSSXOMSJDRHRMC-UHFFFAOYSA-N Synonym: 2,6-diaminopurine,9h-purine-2,6-diamine,2-aminoadenine,1h-purine-2,6-diamine,2,6-diamino-9h-purine,purine, 2,6-diamino,purine-2,6-diyldiamine,unii-49p95bau4z,ccris 923,purine-2,6-diamine PubChem CID: 30976 ChEBI: CHEBI:40235 IUPAC Name: 7H-purine-2,6-diamine SMILES: C1=NC2=C(N1)C(=NC(=N2)N)N

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Specifications

PubChem CID	30976
CAS	1904-98-9
Molecular Weight (g/mol)	150.14
ChEBI	CHEBI:40235
MDL Number	MFCD00071537
SMILES	C1=NC2=C(N1)C(=NC(=N2)N)N
Synonym	2,6-diaminopurine,9h-purine-2,6-diamine,2-aminoadenine,1h-purine-2,6-diamine,2,6-diamino-9h-purine,purine, 2,6-diamino,purine-2,6-diyldiamine,unii-49p95bau4z,ccris 923,purine-2,6-diamine
IUPAC Name	7H-purine-2,6-diamine
InChI Key	MSSXOMSJDRHRMC-UHFFFAOYSA-N
Molecular Formula	C₅H₆N₆

4,994

2,2,4-Trimethyl-1,3-dioxolane, 99%

CAS: 1193-11-9 Molecular Formula: C6H12O2 Molecular Weight (g/mol): 116.16 MDL Number: MFCD00090841 InChI Key: ALTFLAPROMVXNX-UHFFFAOYNA-N PubChem CID: 62384 IUPAC Name: 2,2,4-trimethyl-1,3-dioxolane SMILES: CC1COC(C)(C)O1

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Specifications

PubChem CID	62384
CAS	1193-11-9
Molecular Weight (g/mol)	116.16
MDL Number	MFCD00090841
SMILES	CC1COC(C)(C)O1
IUPAC Name	2,2,4-trimethyl-1,3-dioxolane
InChI Key	ALTFLAPROMVXNX-UHFFFAOYNA-N
Molecular Formula	C6H12O2

4,995

Nitron, For Spectrophotometric Det. of Nitrate and Perchlorate, ≥97.0%, MilliporeSigma™ Supelco™

MDL Number: MFCD00005174 Synonym: 1,4-Diphenyl-3-phenylamino-1,2,4-triazolium hydroxide inner salt; 3,5,6-Triphenyl-2,3,5,6-tetraazabicyclo[2.1.1 ]hex-1-ene; 4,5-Dihydro-2,4-diphenyl-5-(phenylimino)-1 H-1,2,4-triazolium hydroxide inner salt

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Specifications

MDL Number	MFCD00005174
Synonym	1,4-Diphenyl-3-phenylamino-1,2,4-triazolium hydroxide inner salt; 3,5,6-Triphenyl-2,3,5,6-tetraazabicyclo[2.1.1 ]hex-1-ene; 4,5-Dihydro-2,4-diphenyl-5-(phenylimino)-1 H-1,2,4-triazolium hydroxide inner salt

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