Pyrazoles

Organic heterocyclic compounds that consists of a 5-membered ring of three carbon atoms and two adjacent nitrogen atoms with the formula: C₃H₃N₂H.

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Allopurinol, USP, 98-102%, Spectrum™ Chemical

CAS: 315-30-0 Molecular Formula: C5H4N4O Molecular Weight (g/mol): 136.11 MDL Number: MFCD00599413 InChI Key: OFCNXPDARWKPPY-UHFFFAOYSA-N IUPAC Name: 1H,2H,4H-pyrazolo[3,4-d]pyrimidin-4-one SMILES: O=C1N=CN=C2NNC=C12

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CAS	315-30-0
Molecular Weight (g/mol)	136.11
MDL Number	MFCD00599413
SMILES	O=C1N=CN=C2NNC=C12
IUPAC Name	1H,2H,4H-pyrazolo[3,4-d]pyrimidin-4-one
InChI Key	OFCNXPDARWKPPY-UHFFFAOYSA-N
Molecular Formula	C5H4N4O

(1,3-Dimethyl-1H-pyrazol-5-yl)methanol, 97%, Thermo Scientific™

CAS: 57012-20-1 Molecular Formula: C6H10N2O Molecular Weight (g/mol): 126.159 MDL Number: MFCD02682037 InChI Key: GUJDKMVLHCJODO-UHFFFAOYSA-N Synonym: 1,3-dimethyl-1h-pyrazol-5-yl methanol,1,3-dimethyl-1h-pyrazole-5-yl methanol,1h-pyrazole-5-methanol, 1,3-dimethyl,2,5-dimethylpyrazol-3-yl methanol,2,5-dimethyl-2h-pyrazol-3-yl-methanol,1h-pyrazole-5-methanol,1,3-dimethyl,1,3-dimethylpyrazol-5-yl methan-1-ol,pubchem23626,2,5-dimethyl-3-pyrazolyl methanol,2,5-dimethyl-2h-pyrazole-3-yl methanol PubChem CID: 2776363 IUPAC Name: (2,5-dimethylpyrazol-3-yl)methanol SMILES: CC1=NN(C(=C1)CO)C

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PubChem CID	2776363
CAS	57012-20-1
Molecular Weight (g/mol)	126.159
MDL Number	MFCD02682037
SMILES	CC1=NN(C(=C1)CO)C
Synonym	1,3-dimethyl-1h-pyrazol-5-yl methanol,1,3-dimethyl-1h-pyrazole-5-yl methanol,1h-pyrazole-5-methanol, 1,3-dimethyl,2,5-dimethylpyrazol-3-yl methanol,2,5-dimethyl-2h-pyrazol-3-yl-methanol,1h-pyrazole-5-methanol,1,3-dimethyl,1,3-dimethylpyrazol-5-yl methan-1-ol,pubchem23626,2,5-dimethyl-3-pyrazolyl methanol,2,5-dimethyl-2h-pyrazole-3-yl methanol
IUPAC Name	(2,5-dimethylpyrazol-3-yl)methanol
InChI Key	GUJDKMVLHCJODO-UHFFFAOYSA-N
Molecular Formula	C6H10N2O

Allopurinol, 99.78%, MP Biomedicals™

CAS: 315-30-0 Molecular Formula: C5H4N4O Molecular Weight (g/mol): 136.11 MDL Number: MFCD00599413 InChI Key: OFCNXPDARWKPPY-UHFFFAOYSA-N Synonym: allopurinol,1h-pyrazolo 3,4-d pyrimidin-4-ol,zyloprim,zyloric,lopurin,atisuril,bleminol,caplenal,uripurinol,embarin PubChem CID: 2094 ChEBI: CHEBI:40279 IUPAC Name: 1H,2H,4H-pyrazolo[3,4-d]pyrimidin-4-one SMILES: O=C1N=CN=C2NNC=C12

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PubChem CID	2094
CAS	315-30-0
Molecular Weight (g/mol)	136.11
ChEBI	CHEBI:40279
MDL Number	MFCD00599413
SMILES	O=C1N=CN=C2NNC=C12
Synonym	allopurinol,1h-pyrazolo 3,4-d pyrimidin-4-ol,zyloprim,zyloric,lopurin,atisuril,bleminol,caplenal,uripurinol,embarin
IUPAC Name	1H,2H,4H-pyrazolo[3,4-d]pyrimidin-4-one
InChI Key	OFCNXPDARWKPPY-UHFFFAOYSA-N
Molecular Formula	C5H4N4O

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3,5-Dimethylpyrazole, 99%

CAS: 67-51-6 Molecular Formula: C5H8N2 Molecular Weight (g/mol): 96.13 MDL Number: MFCD00005243 InChI Key: SDXAWLJRERMRKF-UHFFFAOYSA-N Synonym: 3,5-dimethylpyrazole,1h-pyrazole, 3,5-dimethyl,3,5 dmp,pyrazole, 3,5-dimethyl,3,5-dwumetylopirazolu,unii-h21n865k9j,3,5-dwumetylopirazolu polish,3,5-dimethyl pyrazole,pyrazole,5-dimethyl,pubchem13256 PubChem CID: 6210 IUPAC Name: 3,5-dimethyl-1H-pyrazole SMILES: CC1=CC(C)=NN1

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PubChem CID	6210
CAS	67-51-6
Molecular Weight (g/mol)	96.13
MDL Number	MFCD00005243
SMILES	CC1=CC(C)=NN1
Synonym	3,5-dimethylpyrazole,1h-pyrazole, 3,5-dimethyl,3,5 dmp,pyrazole, 3,5-dimethyl,3,5-dwumetylopirazolu,unii-h21n865k9j,3,5-dwumetylopirazolu polish,3,5-dimethyl pyrazole,pyrazole,5-dimethyl,pubchem13256
IUPAC Name	3,5-dimethyl-1H-pyrazole
InChI Key	SDXAWLJRERMRKF-UHFFFAOYSA-N
Molecular Formula	C5H8N2

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N,N'-Bis(benzyloxycarbonyl)-1H-pyrazole-1-carboxamidine, 98+%

CAS: 152120-55-3 Molecular Formula: C20H18N4O4 Molecular Weight (g/mol): 378.388 MDL Number: MFCD02683516 InChI Key: NRBUVVTTYMTSKM-UHFFFAOYSA-N Synonym: n,n'-bis-z-1-guanylpyrazole,n,n'-bis benzyloxycarbonyl-1h-pyrazole-1-carboxamidine,n,n-bisbenzyloxycarbonyl-1-guanylpyrazole,benzyl benzyloxy carbonyl amino 1h-pyrazol-1-yl methylene carbamate,pyrazole z 2,pyrazol z 2,n,n'-bs-z-1-guanylpyrazole,n,n;-bis-z-1-guanylpyrazole,benzyl n-1z-benzyloxy carbonyl imino pyrazol-1-yl methyl carbamate,n,n'-di-cbz-1h-pyrazole-1-carbo PubChem CID: 6371643 IUPAC Name: benzyl (NZ)-N-[phenylmethoxycarbonylamino(pyrazol-1-yl)methylidene]carbamate SMILES: C1=CC=C(C=C1)COC(=O)NC(=NC(=O)OCC2=CC=CC=C2)N3C=CC=N3

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PubChem CID	6371643
CAS	152120-55-3
Molecular Weight (g/mol)	378.388
MDL Number	MFCD02683516
SMILES	C1=CC=C(C=C1)COC(=O)NC(=NC(=O)OCC2=CC=CC=C2)N3C=CC=N3
Synonym	n,n'-bis-z-1-guanylpyrazole,n,n'-bis benzyloxycarbonyl-1h-pyrazole-1-carboxamidine,n,n-bisbenzyloxycarbonyl-1-guanylpyrazole,benzyl benzyloxy carbonyl amino 1h-pyrazol-1-yl methylene carbamate,pyrazole z 2,pyrazol z 2,n,n'-bs-z-1-guanylpyrazole,n,n;-bis-z-1-guanylpyrazole,benzyl n-1z-benzyloxy carbonyl imino pyrazol-1-yl methyl carbamate,n,n'-di-cbz-1h-pyrazole-1-carbo
IUPAC Name	benzyl (NZ)-N-[phenylmethoxycarbonylamino(pyrazol-1-yl)methylidene]carbamate
InChI Key	NRBUVVTTYMTSKM-UHFFFAOYSA-N
Molecular Formula	C20H18N4O4

1H-Indazole-6-carboxylic acid, 97%

CAS: 704-91-6 Molecular Formula: C8H6N2O2 Molecular Weight (g/mol): 162.15 MDL Number: MFCD06804571 InChI Key: DNCVTVVLMRHJCJ-UHFFFAOYSA-N Synonym: indazole-6-carboxylic acid,1h-indazole-6-carboxylicacid,6-carboxyindazole,6-carboxy-1h-indazole,6-indazolecarboxylic acid,ksc376q7p,1h-indazole-6-carboxylic acid,6-1h indazole carboxylic acid PubChem CID: 16227938 IUPAC Name: 1H-indazole-6-carboxylic acid SMILES: OC(=O)C1=CC=C2C=NNC2=C1

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PubChem CID	16227938
CAS	704-91-6
Molecular Weight (g/mol)	162.15
MDL Number	MFCD06804571
SMILES	OC(=O)C1=CC=C2C=NNC2=C1
Synonym	indazole-6-carboxylic acid,1h-indazole-6-carboxylicacid,6-carboxyindazole,6-carboxy-1h-indazole,6-indazolecarboxylic acid,ksc376q7p,1h-indazole-6-carboxylic acid,6-1h indazole carboxylic acid
IUPAC Name	1H-indazole-6-carboxylic acid
InChI Key	DNCVTVVLMRHJCJ-UHFFFAOYSA-N
Molecular Formula	C8H6N2O2

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3-Amino-6-bromo-1H-indazole, 95%, Thermo Scientific Chemicals

CAS: 404827-77-6 Molecular Formula: C₇H₆BrN₃ Molecular Weight (g/mol): 212.05 MDL Number: MFCD05665872 InChI Key: WLDHNAMVDBASAW-UHFFFAOYSA-N Synonym: 3-amino-6-bromo-1h-indazole,6-bromo-1h-indazol-3-ylamine,1h-indazol-3-amine, 6-bromo,6-bromo-1h-indazole-3-amine,pubchem17937,acmc-209jef,6-bromo-3-amino-1h-indazole,1h-indazol-3-amine,6-bromo,3-amino-6-bromoindazole,6-bromo-1h-indazole-3-ylamine PubChem CID: 2786631 IUPAC Name: 6-bromo-1H-indazol-3-amine SMILES: C1=CC2=C(C=C1Br)NN=C2N

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PubChem CID	2786631
CAS	404827-77-6
Molecular Weight (g/mol)	212.05
MDL Number	MFCD05665872
SMILES	C1=CC2=C(C=C1Br)NN=C2N
Synonym	3-amino-6-bromo-1h-indazole,6-bromo-1h-indazol-3-ylamine,1h-indazol-3-amine, 6-bromo,6-bromo-1h-indazole-3-amine,pubchem17937,acmc-209jef,6-bromo-3-amino-1h-indazole,1h-indazol-3-amine,6-bromo,3-amino-6-bromoindazole,6-bromo-1h-indazole-3-ylamine
IUPAC Name	6-bromo-1H-indazol-3-amine
InChI Key	WLDHNAMVDBASAW-UHFFFAOYSA-N
Molecular Formula	C₇H₆BrN₃

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5-Iodo-1H-indazole, 95%

CAS: 55919-82-9 Molecular Formula: C₇H₅IN₂ Molecular Weight (g/mol): 244.03 MDL Number: MFCD07781642 InChI Key: CGCHCLICSHIAAM-UHFFFAOYSA-N Synonym: 5-iodoindazole,1h-indazole, 5-iodo,5-iodo 1h indazole,5-iodanyl-1h-indazole,5-iodio-1h-indazole,pubchem20575,d07ovy,indazole, 5-iodo,5-iodo-1h-indazole PubChem CID: 21894739 IUPAC Name: 5-iodo-1H-indazole SMILES: C1=CC2=C(C=C1I)C=NN2

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PubChem CID	21894739
CAS	55919-82-9
Molecular Weight (g/mol)	244.03
MDL Number	MFCD07781642
SMILES	C1=CC2=C(C=C1I)C=NN2
Synonym	5-iodoindazole,1h-indazole, 5-iodo,5-iodo 1h indazole,5-iodanyl-1h-indazole,5-iodio-1h-indazole,pubchem20575,d07ovy,indazole, 5-iodo,5-iodo-1h-indazole
IUPAC Name	5-iodo-1H-indazole
InChI Key	CGCHCLICSHIAAM-UHFFFAOYSA-N
Molecular Formula	C₇H₅IN₂

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N,N'-Di-Boc-1H-pyrazole-1-carboxamidine, 98+%

CAS: 152120-54-2 Molecular Formula: C14H22N4O4 Molecular Weight (g/mol): 310.354 MDL Number: MFCD01075122 InChI Key: QFNFDHNZVTWZED-UHFFFAOYSA-N Synonym: n,n'-di-boc-1h-pyrazole-1-carboxamidine,bis-boc-pyrazolocarboxamidine,pyrazol boc 2,n,n-bis-boc-1-guanylpyrazole,n,n'-bis-boc-1-guanylpyrazol,n,n'-bis-boc-1-guanylpyrazole,n,n'-bisboc-pyrazole-1-carboximidamide,tert-butyl tert-butoxycarbonyl amino 1h-pyrazol-1-yl methylene carbamate,tert-butyl boc-amino 1h-pyrazol-1-yl methylene carbamate,1-n,n'-di-boc amidino pyrazole PubChem CID: 6383521 IUPAC Name: tert-butyl (NZ)-N-[[(2-methylpropan-2-yl)oxycarbonylamino]-pyrazol-1-ylmethylidene]carbamate SMILES: CC(C)(C)OC(=O)NC(=NC(=O)OC(C)(C)C)N1C=CC=N1

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PubChem CID	6383521
CAS	152120-54-2
Molecular Weight (g/mol)	310.354
MDL Number	MFCD01075122
SMILES	CC(C)(C)OC(=O)NC(=NC(=O)OC(C)(C)C)N1C=CC=N1
Synonym	n,n'-di-boc-1h-pyrazole-1-carboxamidine,bis-boc-pyrazolocarboxamidine,pyrazol boc 2,n,n-bis-boc-1-guanylpyrazole,n,n'-bis-boc-1-guanylpyrazol,n,n'-bis-boc-1-guanylpyrazole,n,n'-bisboc-pyrazole-1-carboximidamide,tert-butyl tert-butoxycarbonyl amino 1h-pyrazol-1-yl methylene carbamate,tert-butyl boc-amino 1h-pyrazol-1-yl methylene carbamate,1-n,n'-di-boc amidino pyrazole
IUPAC Name	tert-butyl (NZ)-N-[[(2-methylpropan-2-yl)oxycarbonylamino]-pyrazol-1-ylmethylidene]carbamate
InChI Key	QFNFDHNZVTWZED-UHFFFAOYSA-N
Molecular Formula	C14H22N4O4

N,N'-Di-BOC-1H-pyrazole-1-carboxamidine, 98%

CAS: 152120-54-2 Molecular Formula: C₁₄H₂₂N₄O₄ Molecular Weight (g/mol): 310.35 InChI Key: QFNFDHNZVTWZED-UHFFFAOYSA-N Synonym: n,n'-di-boc-1h-pyrazole-1-carboxamidine,bis-boc-pyrazolocarboxamidine,pyrazol boc 2,n,n-bis-boc-1-guanylpyrazole,n,n'-bis-boc-1-guanylpyrazol,n,n'-bis-boc-1-guanylpyrazole,n,n'-bisboc-pyrazole-1-carboximidamide,tert-butyl tert-butoxycarbonyl amino 1h-pyrazol-1-yl methylene carbamate,tert-butyl boc-amino 1h-pyrazol-1-yl methylene carbamate,1-n,n'-di-boc amidino pyrazole PubChem CID: 6383521 IUPAC Name: tert-butyl (NZ)-N-[[(2-methylpropan-2-yl)oxycarbonylamino]-pyrazol-1-ylmethylidene]carbamate SMILES: CC(C)(C)OC(=O)NC(=NC(=O)OC(C)(C)C)N1C=CC=N1

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PubChem CID	6383521
CAS	152120-54-2
Molecular Weight (g/mol)	310.35
SMILES	CC(C)(C)OC(=O)NC(=NC(=O)OC(C)(C)C)N1C=CC=N1
Synonym	n,n'-di-boc-1h-pyrazole-1-carboxamidine,bis-boc-pyrazolocarboxamidine,pyrazol boc 2,n,n-bis-boc-1-guanylpyrazole,n,n'-bis-boc-1-guanylpyrazol,n,n'-bis-boc-1-guanylpyrazole,n,n'-bisboc-pyrazole-1-carboximidamide,tert-butyl tert-butoxycarbonyl amino 1h-pyrazol-1-yl methylene carbamate,tert-butyl boc-amino 1h-pyrazol-1-yl methylene carbamate,1-n,n'-di-boc amidino pyrazole
IUPAC Name	tert-butyl (NZ)-N-[[(2-methylpropan-2-yl)oxycarbonylamino]-pyrazol-1-ylmethylidene]carbamate
InChI Key	QFNFDHNZVTWZED-UHFFFAOYSA-N
Molecular Formula	C₁₄H₂₂N₄O₄

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4-(Trifluoromethyl)-1H-pyrazole, 97%

CAS: 52222-73-8 Molecular Formula: C₄H₃F₃N₂ Molecular Weight (g/mol): 136.08 InChI Key: KDEJQUNODYXYBJ-UHFFFAOYSA-N Synonym: 4-trifluoromethyl-1h-pyrazole,1h-pyrazole, 4-trifluoromethyl,4-trifluoromethylpyrazole,4-trifluoromethyl pyrazole,4-trifluoromethyl-1 h-pyrazole,4-trifluoromethyl ;-1h-pyrazole PubChem CID: 12777795 IUPAC Name: 4-(trifluoromethyl)-1H-pyrazole SMILES: C1=C(C=NN1)C(F)(F)F

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PubChem CID	12777795
CAS	52222-73-8
Molecular Weight (g/mol)	136.08
SMILES	C1=C(C=NN1)C(F)(F)F
Synonym	4-trifluoromethyl-1h-pyrazole,1h-pyrazole, 4-trifluoromethyl,4-trifluoromethylpyrazole,4-trifluoromethyl pyrazole,4-trifluoromethyl-1 h-pyrazole,4-trifluoromethyl ;-1h-pyrazole
IUPAC Name	4-(trifluoromethyl)-1H-pyrazole
InChI Key	KDEJQUNODYXYBJ-UHFFFAOYSA-N
Molecular Formula	C₄H₃F₃N₂

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3-Amino-4-ethyl-1H-pyrazole, 98%

CAS: 43024-15-3 Molecular Formula: C5H9N3 Molecular Weight (g/mol): 111.15 MDL Number: MFCD06797570 InChI Key: RDCODVKTTJWFAR-UHFFFAOYSA-N Synonym: 4-ethyl-1h-pyrazol-3-amine,3-amino-4-ethylpyrazole,3-amino-4-ethyl-1h-pyrazole,4-ethyl-2h-pyrazol-3-amine,3-amino-4-ethyl pyrazole,4-ethyl-1h-pyrazol-3-ylamine,1h-pyrazol-3-amine, 4-ethyl PubChem CID: 11789157 IUPAC Name: 4-ethyl-1H-pyrazol-5-amine SMILES: CCC1=C(N)NN=C1

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PubChem CID	11789157
CAS	43024-15-3
Molecular Weight (g/mol)	111.15
MDL Number	MFCD06797570
SMILES	CCC1=C(N)NN=C1
Synonym	4-ethyl-1h-pyrazol-3-amine,3-amino-4-ethylpyrazole,3-amino-4-ethyl-1h-pyrazole,4-ethyl-2h-pyrazol-3-amine,3-amino-4-ethyl pyrazole,4-ethyl-1h-pyrazol-3-ylamine,1h-pyrazol-3-amine, 4-ethyl
IUPAC Name	4-ethyl-1H-pyrazol-5-amine
InChI Key	RDCODVKTTJWFAR-UHFFFAOYSA-N
Molecular Formula	C5H9N3

(1,5-Dimethyl-1H-pyrazol-3-yl)methanol, 97%, Thermo Scientific™

CAS: 153912-60-8 Molecular Formula: C6H10N2O Molecular Weight (g/mol): 126.159 MDL Number: MFCD03659702 InChI Key: XJBMHIHXRARJJS-UHFFFAOYSA-N Synonym: 1,5-dimethyl-1h-pyrazol-3-yl methanol,1,5-dimethyl-1h-pyrazol-3-yl-methanol,1,5-dimethylpyrazol-3-yl methanol,3-hydroxymethyl-1,5-dimethyl-1h-pyrazole,1h-pyrazole-3-methanol,1,5-dimethyl,1,5-dimethyl-3-hydroxymethyl-1h-pyrazole,1,5-dimethyl-3-hydroxymethyl pyrazole,akos pao-0060,acmc-1cisl,1,5-dimethylpyrazole-3-methanol PubChem CID: 2776366 IUPAC Name: (1,5-dimethylpyrazol-3-yl)methanol SMILES: CC1=CC(=NN1C)CO

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PubChem CID	2776366
CAS	153912-60-8
Molecular Weight (g/mol)	126.159
MDL Number	MFCD03659702
SMILES	CC1=CC(=NN1C)CO
Synonym	1,5-dimethyl-1h-pyrazol-3-yl methanol,1,5-dimethyl-1h-pyrazol-3-yl-methanol,1,5-dimethylpyrazol-3-yl methanol,3-hydroxymethyl-1,5-dimethyl-1h-pyrazole,1h-pyrazole-3-methanol,1,5-dimethyl,1,5-dimethyl-3-hydroxymethyl-1h-pyrazole,1,5-dimethyl-3-hydroxymethyl pyrazole,akos pao-0060,acmc-1cisl,1,5-dimethylpyrazole-3-methanol
IUPAC Name	(1,5-dimethylpyrazol-3-yl)methanol
InChI Key	XJBMHIHXRARJJS-UHFFFAOYSA-N
Molecular Formula	C6H10N2O

3-(Chloromethyl)-1-methyl-5-thien-2-yl-1H-pyrazole, ≥97%, Thermo Scientific™

CAS: 876316-61-9 Molecular Formula: C9H9ClN2S Molecular Weight (g/mol): 212.70 MDL Number: MFCD08435883 InChI Key: ODLZAEGCJDMPOT-UHFFFAOYSA-N Synonym: 3-chloromethyl-1-methyl-5-thien-2-yl-1h-pyrazole,3-chloromethyl-1-methyl-5-thiophen-2-yl pyrazole,1h-pyrazole,3-chloromethyl-1-methyl-5-2-thienyl,3-chloromethyl-1-methyl-5-thiophen-2-yl-1h-pyrazole,2-3-chloromethyl-1-methylpyrazol-5-yl thiophene PubChem CID: 18525807 IUPAC Name: 3-(chloromethyl)-1-methyl-5-thiophen-2-ylpyrazole SMILES: CN1N=C(CCl)C=C1C1=CC=CS1

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Specifications

PubChem CID	18525807
CAS	876316-61-9
Molecular Weight (g/mol)	212.70
MDL Number	MFCD08435883
SMILES	CN1N=C(CCl)C=C1C1=CC=CS1
Synonym	3-chloromethyl-1-methyl-5-thien-2-yl-1h-pyrazole,3-chloromethyl-1-methyl-5-thiophen-2-yl pyrazole,1h-pyrazole,3-chloromethyl-1-methyl-5-2-thienyl,3-chloromethyl-1-methyl-5-thiophen-2-yl-1h-pyrazole,2-3-chloromethyl-1-methylpyrazol-5-yl thiophene
IUPAC Name	3-(chloromethyl)-1-methyl-5-thiophen-2-ylpyrazole
InChI Key	ODLZAEGCJDMPOT-UHFFFAOYSA-N
Molecular Formula	C9H9ClN2S

Allopurinol Inhibitor of Xanthine Oxidase MP Biomedicals

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Specifications

PubChem CID	2094
CAS	315-30-0
Molecular Weight (g/mol)	136.11
ChEBI	CHEBI:40279
MDL Number	MFCD00599413
SMILES	O=C1N=CN=C2NNC=C12
Synonym	allopurinol,1h-pyrazolo 3,4-d pyrimidin-4-ol,zyloprim,zyloric,lopurin,atisuril,bleminol,caplenal,uripurinol,embarin
IUPAC Name	1H,2H,4H-pyrazolo[3,4-d]pyrimidin-4-one
InChI Key	OFCNXPDARWKPPY-UHFFFAOYSA-N
Molecular Formula	C5H4N4O

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Allopurinol, USP, 98-102%, Spectrum™ Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Allopurinol, USP, 98-102%, Spectrum™ Chemical