Azoles
Filtered Search Results
3-Iodo-1H-pyrazolo[3,4-d]pyrimidin-4-amine 98.0+%, TCI America™
CAS: 151266-23-8 Molecular Formula: C5H4IN5 Molecular Weight (g/mol): 261.03 MDL Number: MFCD03787931 InChI Key: HQAIUXZORKJOJY-UHFFFAOYSA-N PubChem CID: 1519489 IUPAC Name: 3-iodo-2H-pyrazolo[3,4-d]pyrimidin-4-amine SMILES: NC1=NC=NC2=NNC(I)=C12
| PubChem CID | 1519489 |
|---|---|
| CAS | 151266-23-8 |
| Molecular Weight (g/mol) | 261.03 |
| MDL Number | MFCD03787931 |
| SMILES | NC1=NC=NC2=NNC(I)=C12 |
| IUPAC Name | 3-iodo-2H-pyrazolo[3,4-d]pyrimidin-4-amine |
| InChI Key | HQAIUXZORKJOJY-UHFFFAOYSA-N |
| Molecular Formula | C5H4IN5 |
5-Mercapto-1H-1,2,3-triazole Sodium Salt 97.0+%, TCI America™
CAS: 59032-27-8 Molecular Formula: C2H2N3NaS Molecular Weight (g/mol): 123.109 MDL Number: MFCD00044799 InChI Key: HHGMADGROXARPN-UHFFFAOYSA-M Synonym: sodium 1,2,3-triazole-5-thiolate,5-mercapto-1,2,3-triazole monosodium salt,sodium 1h-1,2,3-triazol-5-ylsulfanide,1h-1,2,3-triazole-5-thiol sodium salt,1h-5-mercapto-1,2,3-triazole,sodium salt,tas:1h-1,2,3-triazole-4-thiol sodium salt,sodium 1h-1,2,3-triazole-4-thiolate,sodium 1h-1,2,3-triazole-5-thiolate,sodium 2h-1,2,3-triazole-4-thiolate,1h-1,2,3-triazole-4-thiol sodium salt PubChem CID: 23685427 IUPAC Name: sodium;2H-triazole-4-thiolate SMILES: C1=NNN=C1[S-].[Na+]
| PubChem CID | 23685427 |
|---|---|
| CAS | 59032-27-8 |
| Molecular Weight (g/mol) | 123.109 |
| MDL Number | MFCD00044799 |
| SMILES | C1=NNN=C1[S-].[Na+] |
| Synonym | sodium 1,2,3-triazole-5-thiolate,5-mercapto-1,2,3-triazole monosodium salt,sodium 1h-1,2,3-triazol-5-ylsulfanide,1h-1,2,3-triazole-5-thiol sodium salt,1h-5-mercapto-1,2,3-triazole,sodium salt,tas:1h-1,2,3-triazole-4-thiol sodium salt,sodium 1h-1,2,3-triazole-4-thiolate,sodium 1h-1,2,3-triazole-5-thiolate,sodium 2h-1,2,3-triazole-4-thiolate,1h-1,2,3-triazole-4-thiol sodium salt |
| IUPAC Name | sodium;2H-triazole-4-thiolate |
| InChI Key | HHGMADGROXARPN-UHFFFAOYSA-M |
| Molecular Formula | C2H2N3NaS |
8-Azaadenine 98.0+%, TCI America™
CAS: 1123-54-2 Molecular Formula: C4H4N6 Molecular Weight (g/mol): 136.12 MDL Number: MFCD00005697 InChI Key: HRYKDUPGBWLLHO-UHFFFAOYSA-N PubChem CID: 70746 ChEBI: CHEBI:77751 IUPAC Name: 2H-[1,2,3]triazolo[4,5-d]pyrimidin-7-amine SMILES: NC1=NC=NC2=NNN=C12
| PubChem CID | 70746 |
|---|---|
| CAS | 1123-54-2 |
| Molecular Weight (g/mol) | 136.12 |
| ChEBI | CHEBI:77751 |
| MDL Number | MFCD00005697 |
| SMILES | NC1=NC=NC2=NNN=C12 |
| IUPAC Name | 2H-[1,2,3]triazolo[4,5-d]pyrimidin-7-amine |
| InChI Key | HRYKDUPGBWLLHO-UHFFFAOYSA-N |
| Molecular Formula | C4H4N6 |
Bismuthiol 98.0+%, TCI America™
CAS: 1072-71-5 Molecular Formula: C2H2N2S3 Molecular Weight (g/mol): 150.23 MDL Number: MFCD00003103 InChI Key: BIGYLAKFCGVRAN-UHFFFAOYSA-N Synonym: 1,3,4-thiadiazole-2,5-dithiol,2,5-dimercapto-1,3,4-thiadiazole,bismuthiol i,dimercaptothiadiazole,bismuththiol,2,5-dimercaptothiadiazole,usaf a-8354,bismuthiol,py 61h,bismuththiol i PubChem CID: 2723630 IUPAC Name: 1,3,4-thiadiazolidine-2,5-dithione SMILES: S=C1NNC(=S)S1
| PubChem CID | 2723630 |
|---|---|
| CAS | 1072-71-5 |
| Molecular Weight (g/mol) | 150.23 |
| MDL Number | MFCD00003103 |
| SMILES | S=C1NNC(=S)S1 |
| Synonym | 1,3,4-thiadiazole-2,5-dithiol,2,5-dimercapto-1,3,4-thiadiazole,bismuthiol i,dimercaptothiadiazole,bismuththiol,2,5-dimercaptothiadiazole,usaf a-8354,bismuthiol,py 61h,bismuththiol i |
| IUPAC Name | 1,3,4-thiadiazolidine-2,5-dithione |
| InChI Key | BIGYLAKFCGVRAN-UHFFFAOYSA-N |
| Molecular Formula | C2H2N2S3 |
(5-Mercapto-1,3,4-thiadiazol-2-ylthio)acetic Acid 97.0+%, TCI America™
CAS: 53723-88-9 Molecular Formula: C4H4N2O2S3 Molecular Weight (g/mol): 208.268 MDL Number: MFCD00129970 InChI Key: UJBXVTJYSIDCIE-UHFFFAOYSA-N Synonym: 5-mercapto-1,3,4-thiadiazol-2-ylthio acetic acid,2-5-mercapto-1,3,4-thiadiazol-2-yl thio acetic acid,5-sulfanyl-1,3,4-thiadiazol-2-yl sulfanyl acetic acid,4,5-dihydro-5-thioxo-1,3,4-thiadiazol-2-yl thio acetic acid,acetic acid, 4,5-dihydro-5-thioxo-1,3,4-thiadiazol-2-yl thio,5-mercapto-1,3,4-thiadiazole-2-ylthio acetic acid,5-mercapto-1,3,4-thiadiazol-2-yl thio acetic acid,5-mercapto-1,3,4-thiadiazole-2-ylthio aceticacid,2-5-sulfanyl-1,3,4-thiadiazol-2-yl sulfanyl acetic acid,2-5-sulfanyl-1,3,4-thiadiazol-2-ylthio acetic acid PubChem CID: 1714399 IUPAC Name: 2-[(2-sulfanylidene-3H-1,3,4-thiadiazol-5-yl)sulfanyl]acetic acid SMILES: C(C(=O)O)SC1=NNC(=S)S1
| PubChem CID | 1714399 |
|---|---|
| CAS | 53723-88-9 |
| Molecular Weight (g/mol) | 208.268 |
| MDL Number | MFCD00129970 |
| SMILES | C(C(=O)O)SC1=NNC(=S)S1 |
| Synonym | 5-mercapto-1,3,4-thiadiazol-2-ylthio acetic acid,2-5-mercapto-1,3,4-thiadiazol-2-yl thio acetic acid,5-sulfanyl-1,3,4-thiadiazol-2-yl sulfanyl acetic acid,4,5-dihydro-5-thioxo-1,3,4-thiadiazol-2-yl thio acetic acid,acetic acid, 4,5-dihydro-5-thioxo-1,3,4-thiadiazol-2-yl thio,5-mercapto-1,3,4-thiadiazole-2-ylthio acetic acid,5-mercapto-1,3,4-thiadiazol-2-yl thio acetic acid,5-mercapto-1,3,4-thiadiazole-2-ylthio aceticacid,2-5-sulfanyl-1,3,4-thiadiazol-2-yl sulfanyl acetic acid,2-5-sulfanyl-1,3,4-thiadiazol-2-ylthio acetic acid |
| IUPAC Name | 2-[(2-sulfanylidene-3H-1,3,4-thiadiazol-5-yl)sulfanyl]acetic acid |
| InChI Key | UJBXVTJYSIDCIE-UHFFFAOYSA-N |
| Molecular Formula | C4H4N2O2S3 |
4-Benzyl-2-methyl-1,2,4-thiadiazolidine-3,5-dione 98.0+%, TCI America™
CAS: 327036-89-5 Molecular Formula: C10H10N2O2S Molecular Weight (g/mol): 222.26 MDL Number: MFCD04973552 InChI Key: JDSJDASOXWCHPN-UHFFFAOYSA-N Synonym: TDZD-8 PubChem CID: 4124851 IUPAC Name: 4-benzyl-2-methyl-1,2,4-thiadiazolidine-3,5-dione SMILES: CN1SC(=O)N(CC2=CC=CC=C2)C1=O
| PubChem CID | 4124851 |
|---|---|
| CAS | 327036-89-5 |
| Molecular Weight (g/mol) | 222.26 |
| MDL Number | MFCD04973552 |
| SMILES | CN1SC(=O)N(CC2=CC=CC=C2)C1=O |
| Synonym | TDZD-8 |
| IUPAC Name | 4-benzyl-2-methyl-1,2,4-thiadiazolidine-3,5-dione |
| InChI Key | JDSJDASOXWCHPN-UHFFFAOYSA-N |
| Molecular Formula | C10H10N2O2S |
5-Amino-1,2,3-thiadiazole 98.0+%, TCI America™
CAS: 4100-41-8 Molecular Formula: C2H3N3S Molecular Weight (g/mol): 101.127 MDL Number: MFCD00082810 InChI Key: PVGHNTXQMCYYGF-UHFFFAOYSA-N PubChem CID: 77736 IUPAC Name: thiadiazol-5-amine SMILES: C1=C(SN=N1)N
| PubChem CID | 77736 |
|---|---|
| CAS | 4100-41-8 |
| Molecular Weight (g/mol) | 101.127 |
| MDL Number | MFCD00082810 |
| SMILES | C1=C(SN=N1)N |
| IUPAC Name | thiadiazol-5-amine |
| InChI Key | PVGHNTXQMCYYGF-UHFFFAOYSA-N |
| Molecular Formula | C2H3N3S |
3,5-Dimethylisoxazole-4-carboxylic Acid 98.0+%, TCI America™
CAS: 2510-36-3 Molecular Formula: C6H7NO3 Molecular Weight (g/mol): 141.126 MDL Number: MFCD00051657 InChI Key: IJEUISLJVBUNRE-UHFFFAOYSA-N Synonym: 3,5-dimethylisoxazole-4-carboxylic acid,3,5-dimethylisoxasole-4-carboxylic acid,4-isoxazolecarboxylic acid, 3,5-dimethyl,dimethyl-1,2-oxazole-4-carboxylic acid,3,5-dimethyl-4-isoxazolecarboxylic acid,3,5-dimethyl-isoxazole-4-carboxylic acid,3,5-dimethylisoxazole-4-carboxylicacid,pubchem8774,akos pao-1555 PubChem CID: 75636 IUPAC Name: 3,5-dimethyl-1,2-oxazole-4-carboxylic acid SMILES: CC1=C(C(=NO1)C)C(=O)O
| PubChem CID | 75636 |
|---|---|
| CAS | 2510-36-3 |
| Molecular Weight (g/mol) | 141.126 |
| MDL Number | MFCD00051657 |
| SMILES | CC1=C(C(=NO1)C)C(=O)O |
| Synonym | 3,5-dimethylisoxazole-4-carboxylic acid,3,5-dimethylisoxasole-4-carboxylic acid,4-isoxazolecarboxylic acid, 3,5-dimethyl,dimethyl-1,2-oxazole-4-carboxylic acid,3,5-dimethyl-4-isoxazolecarboxylic acid,3,5-dimethyl-isoxazole-4-carboxylic acid,3,5-dimethylisoxazole-4-carboxylicacid,pubchem8774,akos pao-1555 |
| IUPAC Name | 3,5-dimethyl-1,2-oxazole-4-carboxylic acid |
| InChI Key | IJEUISLJVBUNRE-UHFFFAOYSA-N |
| Molecular Formula | C6H7NO3 |
Ethyl 3,5-Dimethylisoxazole-4-carboxylate 98.0+%, TCI America™
CAS: 17147-42-1 Molecular Formula: C8H11NO3 Molecular Weight (g/mol): 169.18 MDL Number: MFCD00052557 InChI Key: OQRHVDXUJAQVNT-UHFFFAOYSA-N Synonym: ethyl 3,5-dimethylisoxazole-4-carboxylate,ethyl 3,5-dimethyl-4-isoxazolecarboxylate,3,5-dimethylisoxazole-4-carboxylic acid ethyl ester,4-isoxazolecarboxylic acid, 3,5-dimethyl-, ethyl ester,3,5-dimethyl-4-ethoxycarbonyl isoxazole,ethyl 3,5-dimethyl-isoxazole-4-carboxylate,acmc-1c48c,ethyldimethylisoxazolecarboxylate,4-carbethoxy-3,5-dimethylisoxazole,4-carboethoxy-3,5-dimethylisoxazole PubChem CID: 736348 IUPAC Name: ethyl 3,5-dimethyl-1,2-oxazole-4-carboxylate SMILES: CCOC(=O)C1=C(ON=C1C)C
| PubChem CID | 736348 |
|---|---|
| CAS | 17147-42-1 |
| Molecular Weight (g/mol) | 169.18 |
| MDL Number | MFCD00052557 |
| SMILES | CCOC(=O)C1=C(ON=C1C)C |
| Synonym | ethyl 3,5-dimethylisoxazole-4-carboxylate,ethyl 3,5-dimethyl-4-isoxazolecarboxylate,3,5-dimethylisoxazole-4-carboxylic acid ethyl ester,4-isoxazolecarboxylic acid, 3,5-dimethyl-, ethyl ester,3,5-dimethyl-4-ethoxycarbonyl isoxazole,ethyl 3,5-dimethyl-isoxazole-4-carboxylate,acmc-1c48c,ethyldimethylisoxazolecarboxylate,4-carbethoxy-3,5-dimethylisoxazole,4-carboethoxy-3,5-dimethylisoxazole |
| IUPAC Name | ethyl 3,5-dimethyl-1,2-oxazole-4-carboxylate |
| InChI Key | OQRHVDXUJAQVNT-UHFFFAOYSA-N |
| Molecular Formula | C8H11NO3 |
5-Amino-3-methylisoxazole 97.0+%, TCI America™
CAS: 14678-02-5 Molecular Formula: C4H6N2O Molecular Weight (g/mol): 98.105 MDL Number: MFCD00003151 InChI Key: FNXYWHTZDAVRTB-UHFFFAOYSA-N Synonym: 5-amino-3-methylisoxazole,3-methylisoxazol-5-amine,5-isoxazolamine, 3-methyl,3-methyl-5-isoxazolamine,unii-0g66r1h4rw,3-methyl-isoxazol-5-ylamine,3-methylisoxazole-5-ylamine,3-methylisoxazole-5-amine,acmc-209yk8,3-methylisooxazole-5-amine PubChem CID: 84590 IUPAC Name: 3-methyl-1,2-oxazol-5-amine SMILES: CC1=NOC(=C1)N
| PubChem CID | 84590 |
|---|---|
| CAS | 14678-02-5 |
| Molecular Weight (g/mol) | 98.105 |
| MDL Number | MFCD00003151 |
| SMILES | CC1=NOC(=C1)N |
| Synonym | 5-amino-3-methylisoxazole,3-methylisoxazol-5-amine,5-isoxazolamine, 3-methyl,3-methyl-5-isoxazolamine,unii-0g66r1h4rw,3-methyl-isoxazol-5-ylamine,3-methylisoxazole-5-ylamine,3-methylisoxazole-5-amine,acmc-209yk8,3-methylisooxazole-5-amine |
| IUPAC Name | 3-methyl-1,2-oxazol-5-amine |
| InChI Key | FNXYWHTZDAVRTB-UHFFFAOYSA-N |
| Molecular Formula | C4H6N2O |
Methyl 1,2,4-Triazole-3-carboxylate 98.0+%, TCI America™
CAS: 4928-88-5 Molecular Formula: C4H5N3O2 Molecular Weight (g/mol): 127.103 MDL Number: MFCD00135989 InChI Key: QMPFMODFBNEYJH-UHFFFAOYSA-N PubChem CID: 2735089 IUPAC Name: methyl 1H-1,2,4-triazole-5-carboxylate SMILES: COC(=O)C1=NC=NN1
| PubChem CID | 2735089 |
|---|---|
| CAS | 4928-88-5 |
| Molecular Weight (g/mol) | 127.103 |
| MDL Number | MFCD00135989 |
| SMILES | COC(=O)C1=NC=NN1 |
| IUPAC Name | methyl 1H-1,2,4-triazole-5-carboxylate |
| InChI Key | QMPFMODFBNEYJH-UHFFFAOYSA-N |
| Molecular Formula | C4H5N3O2 |
(Trifluoroacetyl)benzotriazole (mixture of 1H- and 2H- isomers) 98.0+%, TCI America™
CAS: 183266-61-7 Molecular Formula: C8H4F3N3O Molecular Weight (g/mol): 215.135 MDL Number: MFCD00593044 InChI Key: GVQIQOIKWUOEJP-UHFFFAOYSA-N PubChem CID: 3358778 IUPAC Name: 1-(benzotriazol-1-yl)-2,2,2-trifluoroethanone SMILES: C1=CC=C2C(=C1)N=NN2C(=O)C(F)(F)F
| PubChem CID | 3358778 |
|---|---|
| CAS | 183266-61-7 |
| Molecular Weight (g/mol) | 215.135 |
| MDL Number | MFCD00593044 |
| SMILES | C1=CC=C2C(=C1)N=NN2C(=O)C(F)(F)F |
| IUPAC Name | 1-(benzotriazol-1-yl)-2,2,2-trifluoroethanone |
| InChI Key | GVQIQOIKWUOEJP-UHFFFAOYSA-N |
| Molecular Formula | C8H4F3N3O |
(7-Azabenzotriazol-1-yloxy)tris(dimethylamino)phosphonium Hexafluorophosphate 98.0+%, TCI America™
CAS: 156311-85-2 Molecular Formula: C11H21F6N7OP2 Molecular Weight (g/mol): 443.275 MDL Number: MFCD09263289 InChI Key: RQBNNDQCKMIUQJ-UHFFFAOYSA-N Synonym: 3h-1,2,3 triazolo 4,5-b pyridin-3-yl oxy tris dimethylamino phosphonium hexafluorophosphate v,7-azabenzotriazol-1-yloxytris dimethylamino phosphonium hexafluorophosphate,7-azabenzotriazol-1-yloxytris dimethylamino phosph,7-aza-1h-benzotriazol-1-yloxytris dimethylamino phosphonium hexafluorophosphate,acmc-20alxg,tris dimethylamino 3h-1,2,3-triazolo 4,5-b pyridin-3-yloxy phosphonium hexafluorophosphate,ksc173q2f,7-azabenzotriazol-1-yloxytris dimethyamino phosphonium hexafluorosphate,7-azabenzotriazol-1-yloxy tris dimethylamino phosphonium hexafluorophosphate,7-aza-1h-benzotriazol-1-yloxytris dimethylamino phosphonium hexafluorophosphate, 98+% PubChem CID: 21894514 IUPAC Name: tris(dimethylamino)-(triazolo[4,5-b]pyridin-3-yloxy)phosphanium;hexafluorophosphate SMILES: CN(C)[P+](N(C)C)(N(C)C)ON1C2=C(C=CC=N2)N=N1.F[P-](F)(F)(F)(F)F
| PubChem CID | 21894514 |
|---|---|
| CAS | 156311-85-2 |
| Molecular Weight (g/mol) | 443.275 |
| MDL Number | MFCD09263289 |
| SMILES | CN(C)[P+](N(C)C)(N(C)C)ON1C2=C(C=CC=N2)N=N1.F[P-](F)(F)(F)(F)F |
| Synonym | 3h-1,2,3 triazolo 4,5-b pyridin-3-yl oxy tris dimethylamino phosphonium hexafluorophosphate v,7-azabenzotriazol-1-yloxytris dimethylamino phosphonium hexafluorophosphate,7-azabenzotriazol-1-yloxytris dimethylamino phosph,7-aza-1h-benzotriazol-1-yloxytris dimethylamino phosphonium hexafluorophosphate,acmc-20alxg,tris dimethylamino 3h-1,2,3-triazolo 4,5-b pyridin-3-yloxy phosphonium hexafluorophosphate,ksc173q2f,7-azabenzotriazol-1-yloxytris dimethyamino phosphonium hexafluorosphate,7-azabenzotriazol-1-yloxy tris dimethylamino phosphonium hexafluorophosphate,7-aza-1h-benzotriazol-1-yloxytris dimethylamino phosphonium hexafluorophosphate, 98+% |
| IUPAC Name | tris(dimethylamino)-(triazolo[4,5-b]pyridin-3-yloxy)phosphanium;hexafluorophosphate |
| InChI Key | RQBNNDQCKMIUQJ-UHFFFAOYSA-N |
| Molecular Formula | C11H21F6N7OP2 |
1-Methyl-1H-benzotriazole 98.0+%, TCI America™
CAS: 13351-73-0 Molecular Formula: C7H7N3 Molecular Weight (g/mol): 133.15 MDL Number: MFCD00014572 InChI Key: HXQHRUJXQJEGER-UHFFFAOYSA-N Synonym: 1-methyl-1h-benzotriazole,1-methyl-1h-benzo d 1,2,3 triazole,1h-benzotriazole, 1-methyl,1-methyl-1,2,3-benzotriazole,1-methyl-1h-1,2,3-benzotriazole,1h-1,2,3-benzotriazole, 1-methyl,cobratec tt 100,cobratec tt-100,acmc-1bnud,3-n-methyl benzotriazole PubChem CID: 25902 IUPAC Name: 1-methyl-1H-1,2,3-benzotriazole SMILES: CN1N=NC2=CC=CC=C12
| PubChem CID | 25902 |
|---|---|
| CAS | 13351-73-0 |
| Molecular Weight (g/mol) | 133.15 |
| MDL Number | MFCD00014572 |
| SMILES | CN1N=NC2=CC=CC=C12 |
| Synonym | 1-methyl-1h-benzotriazole,1-methyl-1h-benzo d 1,2,3 triazole,1h-benzotriazole, 1-methyl,1-methyl-1,2,3-benzotriazole,1-methyl-1h-1,2,3-benzotriazole,1h-1,2,3-benzotriazole, 1-methyl,cobratec tt 100,cobratec tt-100,acmc-1bnud,3-n-methyl benzotriazole |
| IUPAC Name | 1-methyl-1H-1,2,3-benzotriazole |
| InChI Key | HXQHRUJXQJEGER-UHFFFAOYSA-N |
| Molecular Formula | C7H7N3 |
4-Amino-1,2,4-triazole 98.0+%, TCI America™
CAS: 584-13-4 Molecular Formula: C2H4N4 Molecular Weight (g/mol): 84.082 MDL Number: MFCD00003099 InChI Key: FMCUPJKTGNBGEC-UHFFFAOYSA-N Synonym: 4-amino-1,2,4-triazole,4-amino-4h-1,2,4-triazole,4h-1,2,4-triazol-4-amine,1-amino-1,3,4-triazole,4h-1,2,4-triazole, 4-amino,1-amino-1h-1,3,4-triazole,4-amino-1,2,4 4h-triazole,4h-1,2,4-triazol-4-ylamine,1-amino-1,4-triazole,4-amino-1,4-triazole PubChem CID: 11432 IUPAC Name: 1,2,4-triazol-4-amine SMILES: C1=NN=CN1N
| PubChem CID | 11432 |
|---|---|
| CAS | 584-13-4 |
| Molecular Weight (g/mol) | 84.082 |
| MDL Number | MFCD00003099 |
| SMILES | C1=NN=CN1N |
| Synonym | 4-amino-1,2,4-triazole,4-amino-4h-1,2,4-triazole,4h-1,2,4-triazol-4-amine,1-amino-1,3,4-triazole,4h-1,2,4-triazole, 4-amino,1-amino-1h-1,3,4-triazole,4-amino-1,2,4 4h-triazole,4h-1,2,4-triazol-4-ylamine,1-amino-1,4-triazole,4-amino-1,4-triazole |
| IUPAC Name | 1,2,4-triazol-4-amine |
| InChI Key | FMCUPJKTGNBGEC-UHFFFAOYSA-N |
| Molecular Formula | C2H4N4 |