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).

Search Within Results

2,251 – 2,265 of 197,115 results

2,251

Caffeine Anhydrous MP Biomedicals

CAS: 58-08-2 Molecular Formula: C8H10N4O2 Molecular Weight (g/mol): 194.19 MDL Number: MFCD00005758 InChI Key: RYYVLZVUVIJVGH-UHFFFAOYSA-N Synonym: caffeine,1,3,7-trimethylxanthine,guaranine,thein,cafeina,methyltheobromine,koffein,mateina,theine,alert-pep PubChem CID: 2519 ChEBI: CHEBI:27732 IUPAC Name: 1,3,7-trimethyl-2,3,6,7-tetrahydro-1H-purine-2,6-dione SMILES: CN1C=NC2=C1C(=O)N(C)C(=O)N2C

Pricing & Availability
Specifications

PubChem CID	2519
CAS	58-08-2
Molecular Weight (g/mol)	194.19
ChEBI	CHEBI:27732
MDL Number	MFCD00005758
SMILES	CN1C=NC2=C1C(=O)N(C)C(=O)N2C
Synonym	caffeine,1,3,7-trimethylxanthine,guaranine,thein,cafeina,methyltheobromine,koffein,mateina,theine,alert-pep
IUPAC Name	1,3,7-trimethyl-2,3,6,7-tetrahydro-1H-purine-2,6-dione
InChI Key	RYYVLZVUVIJVGH-UHFFFAOYSA-N
Molecular Formula	C8H10N4O2

2,252

7-Nitro-3,4-dihydro-2H-1,4-benzoxazine, 97%, Thermo Scientific Chemicals

CAS: 120711-81-1 Molecular Formula: C8H8N2O3 Molecular Weight (g/mol): 180.163 MDL Number: MFCD11603433 InChI Key: YKCFDUNYLMTXFC-UHFFFAOYSA-N Synonym: 7-nitro-3,4-dihydro-2h-1,4-benzooxazine,7-nitro-3,4-dihydro-2h-benzo b 1,4 oxazine,7-nitro-3,4-dihydro-2h-benzo 1,4 oxazine,2,3-dihydro-7-nitro-1,4-benzoxazine,3,4-dihydro-7-nitro-2h-1,4-benzoxazine,7-nitro-2,3-dihydro-4h-1,4-benzoxazine,2h-1,4-benzoxazine, 3,4-dihydro-7-nitro,3,4-dihydro-7-nitro-2h-benzo b 1,4 oxazine,7-nitro-2h,3h,4h-benzo e 1,4-oxazaperhydroine PubChem CID: 18416151 IUPAC Name: 7-nitro-3,4-dihydro-2H-1,4-benzoxazine SMILES: C1COC2=C(N1)C=CC(=C2)[N+](=O)[O-]

Pricing & Availability
Specifications

PubChem CID	18416151
CAS	120711-81-1
Molecular Weight (g/mol)	180.163
MDL Number	MFCD11603433
SMILES	C1COC2=C(N1)C=CC(=C2)[N+](=O)[O-]
Synonym	7-nitro-3,4-dihydro-2h-1,4-benzooxazine,7-nitro-3,4-dihydro-2h-benzo b 1,4 oxazine,7-nitro-3,4-dihydro-2h-benzo 1,4 oxazine,2,3-dihydro-7-nitro-1,4-benzoxazine,3,4-dihydro-7-nitro-2h-1,4-benzoxazine,7-nitro-2,3-dihydro-4h-1,4-benzoxazine,2h-1,4-benzoxazine, 3,4-dihydro-7-nitro,3,4-dihydro-7-nitro-2h-benzo b 1,4 oxazine,7-nitro-2h,3h,4h-benzo e 1,4-oxazaperhydroine
IUPAC Name	7-nitro-3,4-dihydro-2H-1,4-benzoxazine
InChI Key	YKCFDUNYLMTXFC-UHFFFAOYSA-N
Molecular Formula	C8H8N2O3

2,253

Methyl 5-bromo-2-chloronicotinate, 98%

CAS: 78686-79-0 Molecular Formula: C7H5BrClNO2 Molecular Weight (g/mol): 250.476 MDL Number: MFCD03844848 InChI Key: MOMQDEDQGJAKII-UHFFFAOYSA-N PubChem CID: 2763343 IUPAC Name: methyl 5-bromo-2-chloropyridine-3-carboxylate SMILES: COC(=O)C1=CC(=CN=C1Cl)Br

Pricing & Availability
Specifications

PubChem CID	2763343
CAS	78686-79-0
Molecular Weight (g/mol)	250.476
MDL Number	MFCD03844848
SMILES	COC(=O)C1=CC(=CN=C1Cl)Br
IUPAC Name	methyl 5-bromo-2-chloropyridine-3-carboxylate
InChI Key	MOMQDEDQGJAKII-UHFFFAOYSA-N
Molecular Formula	C7H5BrClNO2

2,254

Imidazo[1,2-a]pyridine-8-carboxylic acid hydrochloride, 97%, Thermo Scientific™

CAS: 145335-90-6 Molecular Formula: C₈H₆N₂O₂·ClH Molecular Weight (g/mol): 198.61 InChI Key: XRQZBGADESKIBB-UHFFFAOYSA-N Synonym: imidazo 1,2-a pyridine-8-carboxylic acid hydrochloride,imidazol 1,2-a pyridine-8-carboxylic acid monohydrochloride,imidazo 1,2-a pyridine-8-carboxylic acid, monohydrochloride,imidazo 1,2-a pyridine-8-carboxylic acid monohydrochloride,imidazo 1,2-a pyridine-8-carboxylicacidhydrochloride,imidazol 1,2-a pyridine-8-carboxylic acid hydrochloride,imidazo 1,2-alpha pyridine-8-carboxylic acid hydrochloride,imidazol 1,2-a pyridine-8-carboxylic acid monohydr PubChem CID: 11715356 IUPAC Name: imidazo[1,2-a]pyridine-8-carboxylic acid;hydrochloride SMILES: C1=CN2C=CN=C2C(=C1)C(=O)O.Cl

Pricing & Availability
Specifications

PubChem CID	11715356
CAS	145335-90-6
Molecular Weight (g/mol)	198.61
SMILES	C1=CN2C=CN=C2C(=C1)C(=O)O.Cl
Synonym	imidazo 1,2-a pyridine-8-carboxylic acid hydrochloride,imidazol 1,2-a pyridine-8-carboxylic acid monohydrochloride,imidazo 1,2-a pyridine-8-carboxylic acid, monohydrochloride,imidazo 1,2-a pyridine-8-carboxylic acid monohydrochloride,imidazo 1,2-a pyridine-8-carboxylicacidhydrochloride,imidazol 1,2-a pyridine-8-carboxylic acid hydrochloride,imidazo 1,2-alpha pyridine-8-carboxylic acid hydrochloride,imidazol 1,2-a pyridine-8-carboxylic acid monohydr
IUPAC Name	imidazo[1,2-a]pyridine-8-carboxylic acid;hydrochloride
InChI Key	XRQZBGADESKIBB-UHFFFAOYSA-N
Molecular Formula	C₈H₆N₂O₂·ClH

2,255

4-Bromo-2-hydroxypyridine, 97%

CAS: 36953-37-4 Molecular Formula: C5H4BrNO Molecular Weight (g/mol): 173.997 MDL Number: MFCD00234041 InChI Key: SSLMGOKTIUIZLY-UHFFFAOYSA-N Synonym: 4-bromo-2-hydroxypyridine,4-bromopyridin-2-ol,4-bromopyridin-2 1h-one,4-bromo-2-pyridinol,4-bromo-1,2-dihydropyridin-2-one,4-bromo-2 1h-pyridinone,4-bromo-2-pyridone,4-bromo-2-hydroxy pyridine,2-hydroxy-4-bromopyridine,2 1h-pyridinone, 4-bromo PubChem CID: 817115 IUPAC Name: 4-bromo-1H-pyridin-2-one SMILES: C1=CNC(=O)C=C1Br

Pricing & Availability
Specifications

PubChem CID	817115
CAS	36953-37-4
Molecular Weight (g/mol)	173.997
MDL Number	MFCD00234041
SMILES	C1=CNC(=O)C=C1Br
Synonym	4-bromo-2-hydroxypyridine,4-bromopyridin-2-ol,4-bromopyridin-2 1h-one,4-bromo-2-pyridinol,4-bromo-1,2-dihydropyridin-2-one,4-bromo-2 1h-pyridinone,4-bromo-2-pyridone,4-bromo-2-hydroxy pyridine,2-hydroxy-4-bromopyridine,2 1h-pyridinone, 4-bromo
IUPAC Name	4-bromo-1H-pyridin-2-one
InChI Key	SSLMGOKTIUIZLY-UHFFFAOYSA-N
Molecular Formula	C5H4BrNO

2,256

3-Bromo-4-methylpyridine, 98%

CAS: 3430-22-6 Molecular Formula: C6H6BrN Molecular Weight (g/mol): 172.025 MDL Number: MFCD00082592 InChI Key: GSQZOLXWFQQJHJ-UHFFFAOYSA-N Synonym: 3-bromo-4-picoline,4-methyl-3-bromopyridine,pyridine, 3-bromo-4-methyl,3-bromo-4-methyl-pyridine,3-brom-4-methylpyridin,zlchem 494,pubchem3994,3-bromo4-methylpyridine,3-bromo-4-methylpyridin PubChem CID: 817630 IUPAC Name: 3-bromo-4-methylpyridine SMILES: CC1=C(C=NC=C1)Br

Pricing & Availability
Specifications

PubChem CID	817630
CAS	3430-22-6
Molecular Weight (g/mol)	172.025
MDL Number	MFCD00082592
SMILES	CC1=C(C=NC=C1)Br
Synonym	3-bromo-4-picoline,4-methyl-3-bromopyridine,pyridine, 3-bromo-4-methyl,3-bromo-4-methyl-pyridine,3-brom-4-methylpyridin,zlchem 494,pubchem3994,3-bromo4-methylpyridine,3-bromo-4-methylpyridin
IUPAC Name	3-bromo-4-methylpyridine
InChI Key	GSQZOLXWFQQJHJ-UHFFFAOYSA-N
Molecular Formula	C6H6BrN

2,257

5-Fluorouracil, 99%

CAS: 51-21-8 Molecular Formula: C4H3FN2O2 Molecular Weight (g/mol): 130.08 MDL Number: MFCD00006018 InChI Key: GHASVSINZRGABV-UHFFFAOYSA-N Synonym: 5-fluorouracil,fluorouracil,5-fu,fluoroplex,adrucil,efudex,carac,fluracil,fluoroblastin,kecimeton PubChem CID: 3385 ChEBI: CHEBI:46345 IUPAC Name: 5-fluoro-1H-pyrimidine-2,4-dione SMILES: FC1=CNC(=O)NC1=O

Pricing & Availability
Specifications

PubChem CID	3385
CAS	51-21-8
Molecular Weight (g/mol)	130.08
ChEBI	CHEBI:46345
MDL Number	MFCD00006018
SMILES	FC1=CNC(=O)NC1=O
Synonym	5-fluorouracil,fluorouracil,5-fu,fluoroplex,adrucil,efudex,carac,fluracil,fluoroblastin,kecimeton
IUPAC Name	5-fluoro-1H-pyrimidine-2,4-dione
InChI Key	GHASVSINZRGABV-UHFFFAOYSA-N
Molecular Formula	C4H3FN2O2

2,258

2,5-Dimethylthiophene, 98.5%

CAS: 638-02-8 Molecular Formula: C₆H₈S Molecular Weight (g/mol): 112.19 MDL Number: MFCD00005452 InChI Key: GWQOOADXMVQEFT-UHFFFAOYSA-N PubChem CID: 12514 IUPAC Name: 2,5-dimethylthiophene SMILES: CC1=CC=C(S1)C

Pricing & Availability
Specifications

PubChem CID	12514
CAS	638-02-8
Molecular Weight (g/mol)	112.19
MDL Number	MFCD00005452
SMILES	CC1=CC=C(S1)C
IUPAC Name	2,5-dimethylthiophene
InChI Key	GWQOOADXMVQEFT-UHFFFAOYSA-N
Molecular Formula	C₆H₈S

2,259

4,4,5,5-Tetramethyl-2-[4-(thien-2-ylmethyl)phenyl]-1,3,2-dioxaborolane, 97%, Thermo Scientific™

CAS: 1007847-76-8 Molecular Formula: C17H21BO2S Molecular Weight (g/mol): 300.22 MDL Number: MFCD11841077 InChI Key: OPJUSDABOPHYPQ-UHFFFAOYSA-N Synonym: 4,4,5,5-tetramethyl-2-4-thien-2-ylmethyl phenyl-1,3,2-dioxaborolane,4,4,5,5-tetramethyl-2-4-thiophen-2-ylmethyl phenyl-1,3,2-dioxaborolane,4-thien-2-ylmethyl benzeneboronic acid, pinacol ester,4,4,5,5-tetramethyl-2-4-thiophen-2-yl methyl phenyl-1,3,2-dioxaborolane PubChem CID: 43811052 IUPAC Name: 4,4,5,5-tetramethyl-2-[4-(thiophen-2-ylmethyl)phenyl]-1,3,2-dioxaborolane SMILES: CC1(C)OB(OC1(C)C)C1=CC=C(CC2=CC=CS2)C=C1

Pricing & Availability
Specifications

PubChem CID	43811052
CAS	1007847-76-8
Molecular Weight (g/mol)	300.22
MDL Number	MFCD11841077
SMILES	CC1(C)OB(OC1(C)C)C1=CC=C(CC2=CC=CS2)C=C1
Synonym	4,4,5,5-tetramethyl-2-4-thien-2-ylmethyl phenyl-1,3,2-dioxaborolane,4,4,5,5-tetramethyl-2-4-thiophen-2-ylmethyl phenyl-1,3,2-dioxaborolane,4-thien-2-ylmethyl benzeneboronic acid, pinacol ester,4,4,5,5-tetramethyl-2-4-thiophen-2-yl methyl phenyl-1,3,2-dioxaborolane
IUPAC Name	4,4,5,5-tetramethyl-2-[4-(thiophen-2-ylmethyl)phenyl]-1,3,2-dioxaborolane
InChI Key	OPJUSDABOPHYPQ-UHFFFAOYSA-N
Molecular Formula	C17H21BO2S

2,260

Pyrazine-2,5-dicarboxylic acid, 95%

CAS: 122-05-4 Molecular Formula: C6H4N2O4 Molecular Weight (g/mol): 168.11 MDL Number: MFCD00216919 InChI Key: GMIOYJQLNFNGPR-UHFFFAOYSA-N Synonym: 2,5-pyrazinedicarboxylic acid,2,5-pyrazinedicarboxylicacid,pubchem8868,2,5-pyrazine-diacid,ksc177q1r,pyrazinedicarboxylic-2,5 acid PubChem CID: 255280 IUPAC Name: pyrazine-2,5-dicarboxylic acid SMILES: OC(=O)C1=CN=C(C=N1)C(O)=O

Pricing & Availability
Specifications

PubChem CID	255280
CAS	122-05-4
Molecular Weight (g/mol)	168.11
MDL Number	MFCD00216919
SMILES	OC(=O)C1=CN=C(C=N1)C(O)=O
Synonym	2,5-pyrazinedicarboxylic acid,2,5-pyrazinedicarboxylicacid,pubchem8868,2,5-pyrazine-diacid,ksc177q1r,pyrazinedicarboxylic-2,5 acid
IUPAC Name	pyrazine-2,5-dicarboxylic acid
InChI Key	GMIOYJQLNFNGPR-UHFFFAOYSA-N
Molecular Formula	C6H4N2O4

2,261

5,5'-Dimethyl-2,2'-bithiophene, 99%

CAS: 16303-58-5 Molecular Formula: C₁₀H₁₀S₂ Molecular Weight (g/mol): 194.32 MDL Number: MFCD01927313 InChI Key: DKHDQTBBXQMFPP-UHFFFAOYSA-N Synonym: 5,5'-dimethyl-2,2'-bithiophene,5,5'-dimethyl-2,2'-bithiophenyl,2-methyl-5-5-methylthiophen-2-yl thiophene,2,2'-bi 5-methylthiophene,2,2'-bithiophene,5,5'-dimethyl,5,5'-dimethyl-2,2' bithiophenyl,5-methyl-2-5-methyl 2-thienyl thiophene PubChem CID: 284486 IUPAC Name: 2-methyl-5-(5-methylthiophen-2-yl)thiophene SMILES: CC1=CC=C(S1)C2=CC=C(S2)C

Pricing & Availability
Specifications

PubChem CID	284486
CAS	16303-58-5
Molecular Weight (g/mol)	194.32
MDL Number	MFCD01927313
SMILES	CC1=CC=C(S1)C2=CC=C(S2)C
Synonym	5,5'-dimethyl-2,2'-bithiophene,5,5'-dimethyl-2,2'-bithiophenyl,2-methyl-5-5-methylthiophen-2-yl thiophene,2,2'-bi 5-methylthiophene,2,2'-bithiophene,5,5'-dimethyl,5,5'-dimethyl-2,2' bithiophenyl,5-methyl-2-5-methyl 2-thienyl thiophene
IUPAC Name	2-methyl-5-(5-methylthiophen-2-yl)thiophene
InChI Key	DKHDQTBBXQMFPP-UHFFFAOYSA-N
Molecular Formula	C₁₀H₁₀S₂

2,262

5-Nitro-1H-indazole, 98+%

CAS: 5401-94-5 Molecular Formula: C7H5N3O2 Molecular Weight (g/mol): 163.136 MDL Number: MFCD00005693 InChI Key: WSGURAYTCUVDQL-UHFFFAOYSA-N Synonym: 5-nitroindazole,1h-indazole, 5-nitro,unii-235y7p37zd,ccris 4134,2h-indazole, 5-nitro,5ni,5-nitroindazol,5-nitro indazole,5-nitro-indazole,5-nitro-1h-indazol PubChem CID: 21501 IUPAC Name: 5-nitro-1H-indazole SMILES: C1=CC2=C(C=C1[N+](=O)[O-])C=NN2

Pricing & Availability
Specifications

PubChem CID	21501
CAS	5401-94-5
Molecular Weight (g/mol)	163.136
MDL Number	MFCD00005693
SMILES	C1=CC2=C(C=C1[N+](=O)[O-])C=NN2
Synonym	5-nitroindazole,1h-indazole, 5-nitro,unii-235y7p37zd,ccris 4134,2h-indazole, 5-nitro,5ni,5-nitroindazol,5-nitro indazole,5-nitro-indazole,5-nitro-1h-indazol
IUPAC Name	5-nitro-1H-indazole
InChI Key	WSGURAYTCUVDQL-UHFFFAOYSA-N
Molecular Formula	C7H5N3O2

2,263

2-Aminopyridine-4-boronic acid pinacol ester, 97%

CAS: 1195995-72-2 Molecular Formula: C11H17BN2O2 Molecular Weight (g/mol): 220.08 MDL Number: MFCD09607735 InChI Key: DCYKWKYBNWRLLZ-UHFFFAOYSA-N Synonym: 2-aminopyridine-4-boronic acid pinacol ester,4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl pyridin-2-amine,4-tetramethyl-1,3,2-dioxaborolan-2-yl pyridin-2-amine,2-aminopyridin-4-yl boronic acid pinacol ester,2-amino-4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl pyridine,4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl-2-pyridinamine,2-amino-4-pyridineboronic acid, pinacol ester,2-pyridinamine, 4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl,4-4,4,5,5-tetramethyl-1,3,2 dioxaborolan-2-yl-pyridin-2-ylamine PubChem CID: 45785707 IUPAC Name: 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-amine SMILES: CC1(C)OB(OC1(C)C)C1=CC(N)=NC=C1

Pricing & Availability
Specifications

PubChem CID	45785707
CAS	1195995-72-2
Molecular Weight (g/mol)	220.08
MDL Number	MFCD09607735
SMILES	CC1(C)OB(OC1(C)C)C1=CC(N)=NC=C1
Synonym	2-aminopyridine-4-boronic acid pinacol ester,4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl pyridin-2-amine,4-tetramethyl-1,3,2-dioxaborolan-2-yl pyridin-2-amine,2-aminopyridin-4-yl boronic acid pinacol ester,2-amino-4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl pyridine,4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl-2-pyridinamine,2-amino-4-pyridineboronic acid, pinacol ester,2-pyridinamine, 4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl,4-4,4,5,5-tetramethyl-1,3,2 dioxaborolan-2-yl-pyridin-2-ylamine
IUPAC Name	4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-amine
InChI Key	DCYKWKYBNWRLLZ-UHFFFAOYSA-N
Molecular Formula	C11H17BN2O2

2,264

N-Vinylcarbazole, 97%

CAS: 1484-13-5 Molecular Formula: C14H11N Molecular Weight (g/mol): 193.25 MDL Number: MFCD00004966,MFCD00134336 InChI Key: KKFHAJHLJHVUDM-UHFFFAOYSA-N Synonym: 9-vinylcarbazole,n-vinylcarbazole,9-vinyl-9h-carbazole,9h-carbazole, 9-ethenyl,n-vinyl carbazole,vinylcarbazole,1-vinylcarbazole,poly 9-vinylcarbazole,carbazole, 9-vinyl,poly-n-vinylcarbazole PubChem CID: 15143 IUPAC Name: 9-ethenylcarbazole SMILES: C=CN1C2=C(C=CC=C2)C2=C1C=CC=C2

Pricing & Availability
Specifications

PubChem CID	15143
CAS	1484-13-5
Molecular Weight (g/mol)	193.25
MDL Number	MFCD00004966,MFCD00134336
SMILES	C=CN1C2=C(C=CC=C2)C2=C1C=CC=C2
Synonym	9-vinylcarbazole,n-vinylcarbazole,9-vinyl-9h-carbazole,9h-carbazole, 9-ethenyl,n-vinyl carbazole,vinylcarbazole,1-vinylcarbazole,poly 9-vinylcarbazole,carbazole, 9-vinyl,poly-n-vinylcarbazole
IUPAC Name	9-ethenylcarbazole
InChI Key	KKFHAJHLJHVUDM-UHFFFAOYSA-N
Molecular Formula	C14H11N

2,265

4,6-Dichloropyrimidine, 97%

CAS: 1193-21-1 Molecular Formula: C4H2Cl2N2 Molecular Weight (g/mol): 148.97 MDL Number: MFCD00006109 InChI Key: XJPZKYIHCLDXST-UHFFFAOYSA-N Synonym: pyrimidine, 4,6-dichloro,4,6-dichloro-pyrimidine,4,6-dichloro pyrimidine,4,6-dichloro-1,3-diazine,4,6-dichlorpyrimidin,dichloropyrmidine,dichloropyrimidine,zlchem 225,pubchem6913,4,6-dichloropyrimdine PubChem CID: 70943 IUPAC Name: 4,6-dichloropyrimidine SMILES: ClC1=CC(Cl)=NC=N1

Pricing & Availability
Specifications

PubChem CID	70943
CAS	1193-21-1
Molecular Weight (g/mol)	148.97
MDL Number	MFCD00006109
SMILES	ClC1=CC(Cl)=NC=N1
Synonym	pyrimidine, 4,6-dichloro,4,6-dichloro-pyrimidine,4,6-dichloro pyrimidine,4,6-dichloro-1,3-diazine,4,6-dichlorpyrimidin,dichloropyrmidine,dichloropyrimidine,zlchem 225,pubchem6913,4,6-dichloropyrimdine
IUPAC Name	4,6-dichloropyrimidine
InChI Key	XJPZKYIHCLDXST-UHFFFAOYSA-N
Molecular Formula	C4H2Cl2N2

Prev
1
...
149
150
151
152
...
13,141
Next

Organoheterocyclic compounds

Filtered Search Results

Narrow Results