Diazines

Thiamine hydrochloride, 98.5-101.5%, Acros Organics

CAS: 67-03-8 Molecular Formula: C12H17ClN4OS·HCl Molecular Weight (g/mol): 337.26 MDL Number: MFCD00012780 InChI Key: DPJRMOMPQZCRJU-UHFFFAOYSA-M Synonym: thiamine hydrochloride, vitamin b1 hydrochloride, thiamine hcl, aneurine hydrochloride, berin, thiamine chloride hydrochloride, trophite, thiamin chloride, thiamine dichloride, thiaminium chloride PubChem CID: 6202 ChEBI: CHEBI:49105 IUPAC Name: 2-[3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-4-methyl-1,3-thiazol-3-ium-5-yl]ethanol;chloride;hydrochloride SMILES: CC1=C(SC=[N+]1CC2=CN=C(N=C2N)C)CCO.Cl.[Cl-]

8-Azaguanine 98%, ACROS Organics™

CAS: 134-58-7 Molecular Formula: C4H4N6O Molecular Weight (g/mol): 152.117 InChI Key: LPXQRXLUHJKZIE-UHFFFAOYSA-N Synonym: 8-azaguanine, guanazolo, azaguanine-8, azaguanine, guanazol, pathocidin, pathocidine, triazologuanine, azan, 8 ag PubChem CID: 8646 ChEBI: CHEBI:63486 IUPAC Name: 5-amino-2,3-dihydrotriazolo[4,5-d]pyrimidin-7-one SMILES: C12=NNNC1=NC(=NC2=O)N

Uracil, 99+%, Acros Organics

CAS: 66-22-8 Molecular Formula: C4H4N2O2 Molecular Weight (g/mol): 112.09 MDL Number: MFCD00006016 InChI Key: ISAKRJDGNUQOIC-UHFFFAOYSA-N Synonym: uracil, 2,4-dihydroxypyrimidine, 2,4 1h,3h-pyrimidinedione, 2,4-pyrimidinediol, 2,4-dioxopyrimidine, pyrimidine-2,4 1h,3h-dione, pirod, 2,4-pyrimidinedione, pyrod, hybar x PubChem CID: 1174 ChEBI: CHEBI:17568 IUPAC Name: 1H-pyrimidine-2,4-dione SMILES: C1=CNC(=O)NC1=O

Alfa Aesar™ 4,6-Dihydroxy-2-mercaptopyrimidine, 98%

CAS: 504-17-6 Molecular Formula: C4H4N2O2S Molecular Weight (g/mol): 144.148 MDL Number: MFCD00006674 InChI Key: RVBUGGBMJDPOST-UHFFFAOYSA-N Synonym: 2-thiobarbituric acid, thiobarbituric acid, bathyran, austranal, 4,6-dihydroxy-2-thiopyrimidine, 2-thioxodihydropyrimidine-4,6 1h,5h-dione, 2-thio-4,6-dioxypyrimidine, usaf ek-660, 4,6 1h,5h-pyrimidinedione, dihydro-2-thioxo, 2-mercaptobarbituric acid PubChem CID: 2723628 ChEBI: CHEBI:33202 IUPAC Name: 2-sulfanylidene-1,3-diazinane-4,6-dione SMILES: C1C(=O)NC(=S)NC1=O

Thiamine hydrochloride, 99% (dry wt.), may cont. up to 5% water, Alfa Aesar™

CAS: 67-03-8 Molecular Formula: C12H18Cl2N4OS Molecular Weight (g/mol): 337.263 MDL Number: MFCD00012780 InChI Key: DPJRMOMPQZCRJU-UHFFFAOYSA-M Synonym: thiamine hydrochloride, vitamin b1 hydrochloride, thiamine hcl, aneurine hydrochloride, berin, thiamine chloride hydrochloride, trophite, thiamin chloride, thiamine dichloride, thiaminium chloride PubChem CID: 6202 ChEBI: CHEBI:49105 IUPAC Name: 2-[3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-4-methyl-1,3-thiazol-3-ium-5-yl]ethanol;chloride;hydrochloride SMILES: CC1=C(SC=[N+]1CC2=CN=C(N=C2N)C)CCO.Cl.[Cl-]

5-Fluorouracil, 99%, ACROS Organics™

CAS: 51-21-8 Molecular Formula: C4H3FN2O2 Molecular Weight (g/mol): 130.08 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: C1=C(C(=O)NC(=O)N1)F

Thymine, 97%, Alfa Aesar™

CAS: 65-71-4 Molecular Formula: C5H6N2O2 Molecular Weight (g/mol): 126.115 MDL Number: MFCD00006026 InChI Key: RWQNBRDOKXIBIV-UHFFFAOYSA-N Synonym: thymine, 5-methyluracil, thymin, 2,4-dihydroxy-5-methylpyrimidine, thymine anhydrate, 2,4 1h,3h-pyrimidinedione, 5-methyl, 5-methylpyrimidine-2,4 1h,3h-dione, 5-methyl-2,4 1h,3h-pyrimidinedione, thymin purine base, 5-methyl-1,2,3,4-tetrahydropyrimidine-2,4-dione PubChem CID: 1135 ChEBI: CHEBI:17821 IUPAC Name: 5-methyl-1H-pyrimidine-2,4-dione SMILES: CC1=CNC(=O)NC1=O

Alfa Aesar™ Murexide

CAS: 3051-09-0 Molecular Formula: C8H3N5O6-2 Molecular Weight (g/mol): 265.141 MDL Number: MFCD00012777 InChI Key: MUMMBXDKKJEASE-UHFFFAOYSA-L Synonym: murexide, ammonium purpurate acid, 6-oxo-5-2,4,6-trioxo-1,3-diazinan-5-ylidene amino-1h-pyrimidine-2,4-diolate, 5-hexahydro-2,4,6-trioxo-5-pyrimidinyl imino-2,4,6 1h,3h,5h-pyrimidinetrione ammonium salt, 6-oxidanylidene-5-2,4,6-tris oxidanylidene-1,3-diazinan-5-ylidene amino-1h-pyrimidine-2,4-diolate PubChem CID: 51381221 IUPAC Name: 6-oxo-5-[(2,4,6-trioxo-1,3-diazinan-5-ylidene)amino]-1H-pyrimidine-2,4-diolate SMILES: C1(=C(N=C(NC1=O)[O-])[O-])N=C2C(=O)NC(=O)NC2=O

Guanosine, 99%, ACROS Organics™

CAS: 118-00-3 Molecular Formula: C10H13N5O5 Molecular Weight (g/mol): 283.23 MDL Number: MFCD00010182 InChI Key: NYHBQMYGNKIUIF-UUOKFMHZSA-N Synonym: guanosine, guanine riboside, vernine, guanozin, guanosin, inosine, 2-amino, usaf cb-11, vernine van, l-guanosine, 9-beta-d-ribofuranosylguanine PubChem CID: 6802 ChEBI: CHEBI:16750 IUPAC Name: 2-amino-9-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-3H-purin-6-one SMILES: C1=NC2=C(N1C3C(C(C(O3)CO)O)O)NC(=NC2=O)N

Thymine, 99%, Acros Organics™

CAS: 65-71-4 Molecular Formula: C5H6N2O2 Molecular Weight (g/mol): 126.11 MDL Number: MFCD00006026 InChI Key: RWQNBRDOKXIBIV-UHFFFAOYSA-N Synonym: thymine, 5-methyluracil, thymin, 2,4-dihydroxy-5-methylpyrimidine, thymine anhydrate, 2,4 1h,3h-pyrimidinedione, 5-methyl, 5-methylpyrimidine-2,4 1h,3h-dione, 5-methyl-2,4 1h,3h-pyrimidinedione, thymin purine base, 5-methyl-1,2,3,4-tetrahydropyrimidine-2,4-dione PubChem CID: 1135 ChEBI: CHEBI:17821 IUPAC Name: 5-methyl-1H-pyrimidine-2,4-dione SMILES: CC1=CNC(=O)NC1=O

3-Aminophthalhydrazide, 98%, pure, Acros Organics

CAS: 521-31-3 Molecular Formula: C8H7N3O2 Molecular Weight (g/mol): 177.16 MDL Number: MFCD00006890 InChI Key: HWYHZTIRURJOHG-UHFFFAOYSA-N Synonym: luminol, 3-aminophthalhydrazide, 3-aminophthalic hydrazide, 5-amino-2,3-dihydro-1,4-phthalazinedione, 1,4-phthalazinedione, 5-amino-2,3-dihydro, 3-aminophthalic acid hydrazide, 5-amino-1,2,3,4-tetrahydrophthalazine-1,4-dione, unii-5exp385q4f, ccris 5962, 3-aminophthalylhydrazide PubChem CID: 10638 IUPAC Name: 5-amino-2,3-dihydrophthalazine-1,4-dione SMILES: C1=CC2=C(C(=C1)N)C(=O)NNC2=O

Uracil, 99+%, Alfa Aesar™

CAS: 66-22-8 Molecular Formula: C4H4N2O2 Molecular Weight (g/mol): 112.088 MDL Number: MFCD00006016 InChI Key: ISAKRJDGNUQOIC-UHFFFAOYSA-N Synonym: uracil, 2,4-dihydroxypyrimidine, 2,4 1h,3h-pyrimidinedione, 2,4-pyrimidinediol, 2,4-dioxopyrimidine, pyrimidine-2,4 1h,3h-dione, pirod, 2,4-pyrimidinedione, pyrod, hybar x PubChem CID: 1174 ChEBI: CHEBI:17568 IUPAC Name: 1H-pyrimidine-2,4-dione SMILES: C1=CNC(=O)NC1=O

Cytosine, 99+%, Acros Organics

CAS: 71-30-7 Molecular Formula: C4H5N3O Molecular Weight (g/mol): 111.1 MDL Number: MFCD00006034 InChI Key: OPTASPLRGRRNAP-UHFFFAOYSA-N Synonym: cytosine, 4-amino-2-hydroxypyrimidine, cytosinimine, 2 1h-pyrimidinone, 4-amino, 4-amino-2 1h-pyrimidinone, 4-aminopyrimidin-2 1h-one, 6-aminopyrimidin-2 1h-one, 2 1h-pyrimidinone, 6-amino, cyt, 4-amino-2-oxo-1,2-dihydropyrimidine PubChem CID: 597 ChEBI: CHEBI:16040 IUPAC Name: 6-amino-1H-pyrimidin-2-one SMILES: C1=C(NC(=O)N=C1)N

Alfa Aesar™ 2-Amino-6-bromopurine, 98%

CAS: 82499-03-4 Molecular Formula: C5H4BrN5 Molecular Weight (g/mol): 214.026 MDL Number: MFCD01321309 InChI Key: HPGBGNVPUMCKPM-UHFFFAOYSA-N Synonym: 2-amino-6-bromopurine, 6-bromo-9h-purin-2-amine, 1h-purin-2-amine, 6-bromo, 6-bromoguanine, d2-amino-6-bromopurine, 6-bromopurine-2-ylamine, purine, 2-amino-6-bromo, 6-bromo-9h-purin-2-ylamine, 9h-purin-2-amine,6-bromo PubChem CID: 6101139 IUPAC Name: 6-bromo-7H-purin-2-amine SMILES: C1=NC2=C(N1)C(=NC(=N2)N)Br

Alfa Aesar™ Thiamine nitrate

CAS: 532-43-4 Molecular Formula: C12H17N5O4S Molecular Weight (g/mol): 327.359 MDL Number: MFCD00036330 InChI Key: UIERGBJEBXXIGO-UHFFFAOYSA-N Synonym: thiamine nitrate, thiamine mononitrate, vitamin b1 nitrate, vitamin b1 mononitrate, aneurine mononitrate, aneurine nitrate, betabion mononitrate, thiamine nitrate salt, vitamin b sub 1 nitrate, thiamine mononitrate usp PubChem CID: 10762 IUPAC Name: 2-[3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-4-methyl-1,3-thiazol-3-ium-5-yl]ethanol;nitrate SMILES: CC1=C(SC=[N+]1CC2=CN=C(N=C2N)C)CCO.[N+](=O)([O-])[O-]

Honeywell Fluka™ Murexide, For Complexometry, Honeywell™ Fluka™

CAS: 3051-09-0 Molecular Formula: C8H3N5O6-2 Molecular Weight (g/mol): 265.141 MDL Number: MFCD00012777 InChI Key: MUMMBXDKKJEASE-UHFFFAOYSA-L PubChem CID: 51381221 IUPAC Name: 6-oxo-5-[(2,4,6-trioxo-1,3-diazinan-5-ylidene)amino]-1H-pyrimidine-2,4-diolate SMILES: C1(=C(N=C(NC1=O)[O-])[O-])N=C2C(=O)NC(=O)NC2=O

Alfa Aesar™ 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: C1=CN=C(C(=N1)C(=O)N)N

Pyrimidine-2-carboxylic acid, 95%, Acros Organics™

CAS: 31519-62-7 Molecular Formula: C5H4N2O2 Molecular Weight (g/mol): 124.1 InChI Key: ZFCHNZDUMIOWFV-UHFFFAOYSA-N Synonym: 2-pyrimidinecarboxylic acid, 2-carboxypyrimidine, pyrimidine carboxylic acid, pyrimidinecarboxylic acid, 2-carboxy-1,3-diazine, 2-pyrimidinecarboxylic acid 6ci,8ci,9ci, 2-pyrimidinecarboxylicacid, 2-carboxy pyrimidine, pubchem9603, pyrimidine-carboxylic acid PubChem CID: 12626245 IUPAC Name: pyrimidine-2-carboxylic acid SMILES: C1=CN=C(N=C1)C(=O)O

4,6-Dichloropyrimidine, 97%, ACROS Organics™

CAS: 1193-21-1 Molecular Formula: C4H2Cl2N2 Molecular Weight (g/mol): 148.98 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: C1=C(N=CN=C1Cl)Cl

5,7-Dichloropyrazolo[1,5-a]pyrimidine, 95%, Acros Organics™

CAS: 57489-77-7 Molecular Formula: C6H3Cl2N3 Molecular Weight (g/mol): 188.02 InChI Key: JMTFWCYVZOFHLR-UHFFFAOYSA-N Synonym: 5,7-dichloropyrazolo 1,5-a pyrimidine, pyrazolo 1,5-a pyrimidine, 5,7-dichloro, 5,7-dichloro-pyrazolo 1,5-a pyrimidine, pubchem14638, 5,7-dichloropyrazolo 1,5-a pyri-midine, 5, 7-dichloro-pyrazolo 1,5-a pyrimidine, 5,7-bis chloranyl pyrazolo 1,5-a pyrimidine PubChem CID: 11074154 IUPAC Name: 5,7-dichloropyrazolo[1,5-a]pyrimidine SMILES: C1=C2N=C(C=C(N2N=C1)Cl)Cl

Alfa Aesar™ 3-Amino-6-chloropyridazine, 98%

CAS: 5469-69-2 Molecular Formula: C4H4ClN3 Molecular Weight (g/mol): 129.547 MDL Number: MFCD00051506 InChI Key: DTXVKPOKPFWSFF-UHFFFAOYSA-N Synonym: 3-amino-6-chloropyridazine, 3-pyridazinamine, 6-chloro, 6-chloro-3-pyridazinamine, 6-amino-3-chloropyridazine, 6-chloro-3-aminopyridazine, 6-chloropyridazin-3-ylamine, 6-chloro-pyridazin-3-ylamine, unii-ijs443slzg, 3-chloro-6-pyridazinamine, 6-chloro-3-pyridazinylamine PubChem CID: 21643 IUPAC Name: 6-chloropyridazin-3-amine SMILES: C1=CC(=NN=C1N)Cl

Alfa Aesar™ 4,6-Dihydroxy-2-(trifluoromethyl)pyrimidine, 97%

CAS: 672-47-9 Molecular Formula: C5H3F3N2O2 Molecular Weight (g/mol): 180.086 MDL Number: MFCD02678234 InChI Key: AMGBKPNVGVAFEN-UHFFFAOYSA-N Synonym: 2-trifluoromethyl pyrimidine-4,6-diol, 2-trifluoromethyl-pyrimidine-4,6-diol, 2-trifluoromethylpyrimidine-4,6-diol, 4,6-dihydroxy-2-trifluoromethylpyrimidine, 4 1h-pyrimidinone,6-hydroxy-2-trifluoromethyl, 4,6-dihydroxy-2-trifluoromethyl pyrimidine, 6-hydroxy-2-trifluoromethyl-3h-pyrimidin-4-one, 4-hydroxy-2-trifluoromethyl-1h-pyrimidin-6-one, 6-hydroxy-2-trifluoromethyl-4 1h-pyrimidinone, 6-hydroxy-2-trifluoromethyl-1h-pyrimidin-4-one PubChem CID: 243103 IUPAC Name: 4-hydroxy-2-(trifluoromethyl)-1H-pyrimidin-6-one SMILES: C1=C(N=C(NC1=O)C(F)(F)F)O

Alfa Aesar™ 6-Hydroxy-2,4-dimethylpyrimidine, 99%

CAS: 6622-92-0 Molecular Formula: C6H8N2O Molecular Weight (g/mol): 124.143 MDL Number: MFCD00006105 InChI Key: UQFHLJKWYIJISA-UHFFFAOYSA-N Synonym: 2,4-dimethyl-6-hydroxypyrimidine, 2,6-dimethylpyrimidin-4-ol, 4-hydroxy-2,6-dimethylpyrimidine, 6-hydroxy-2,4-dimethylpyrimidine, 2,6-dimethyl-4-pyrimidinol, 4 1h-pyrimidinone, 2,6-dimethyl, 2,6-dimethyl-4-hydroxypyrimidine, 2,6-dimethylpyrimidin-4 3h-one, 2,4-dimethyl-6-oxypyrimidine, t6vm dnj c1 e1 PubChem CID: 81098 IUPAC Name: 2,6-dimethyl-1H-pyrimidin-4-one SMILES: CC1=CC(=O)N=C(N1)C

Alfa Aesar™ 2-Amino-6-chloropyrazine, 95%

CAS: 33332-28-4 Molecular Formula: C4H4ClN3 Molecular Weight (g/mol): 129.547 MDL Number: MFCD00055024 InChI Key: JTPXVCKCLBROOJ-UHFFFAOYSA-N Synonym: 2-amino-6-chloropyrazine, 2-chloro-6-aminopyrazine, 2-pyrazinamine, 6-chloro, pyrazinamine, 6-chloro, 6-chloro-pyrazin-2-ylamine, 6-chloro-2-pyrazinamine, 6-chloropyrazin-2-ylamine, 2-amino-6-chloro-pyrazine, 6-chloropyrazine-2-ylamine, 6-amino-2-chloropyrazine PubChem CID: 118458 IUPAC Name: 6-chloropyrazin-2-amine SMILES: C1=C(N=C(C=N1)Cl)N

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