CALL (518)-605-8808 or FAX: (206)-337-1074 FOR ORDERING
Nitric Oxide Inhibitors
NI 0001 Aminoguanidine hemisulfate (CH6N4)2.H2SO4
[996-19-01] MW: 284-7
Purity: ³ 99% Stability: ³ 2 years at room temperature
Melting point: 205-208° C
A white solid

Hydrazinecarboximide hemisulfate
| 5 g | 25 g | 100 g |
| $9.90 | $22.90 | $77.90 |
NI 0002 ( ± )-AMT ahydrochloride(C5H10N2S.HCl)
[21463-31-0] MW: 166.7
Purity: ³ 99% Stability: ³ 2 years at room temperature
Melting point: 147-148° C
A white solid
![]()
(± )-2-Amino-5,6-dihydro-6-methyl-4H-1,3-thiazine hydrochloride
| 10 mg | 50 mg | 100 mg |
| $42.90 | $154.90 | $278.90 |
NI 0003 Benzamide (C7H7N2O)
[55-21-0] MW: 121.2
Purity: ³ 99% Stability: ³ 2 years at room temperature
Melting point: 127-121° C
A white hygroscopic solid

Benzoylamide
| 5 g | 25 g | 100 g |
| $12.90 | $48.90 | $174.90 |
NI 0004 Carboxy-PTIO potassium (C14H16KN2O4)
[148819-94-7] MW: 315.4
Purity: ³ 99% Stability: ³ 2 years at 4° C
Melting point: >270° C(dec)
A blue solid
2-(4-Carboxyphenyl)-4,5-dihydro-4,4,5,5-tetramethyl-1H-imidazol-yloxy-3-oxide potassium
| 5 mg | 10 m g | 50 mg |
| $32.90 | $54.90 | $240.00 |
NI 0005 NG,NG-Dimethyl-L-arginine dihdrochloride (C8H18N4O2.2HCl)
[65005-57-4] MW: 275.2
Purity: ³ 99% Stability: ³ 2 years at 4° C
Melting point: 116° C
A white solid
N5-[(Dimethylamino)iminoethyl]-L-ornithine dihdrochloride
| 10 mg | 50 m g | 100 mg |
| $46.90 | $172.90 | $321.90 |
NI 0006 Diphenyleneiodonium chloride (C12H8ClI)
[244-54--2] MW: 314.6
Purity: ³ 99% Stability: ³ 2 years at -20° C
Melting point: 278-230° C
A white solid

[1,1-Biphenyl]-2,2-diyliodonium chloride
| 10 mg | 25 g | 50 g |
| $35.90 | $64.90 | $118.90 |
NI 0007 L-N5-(1-Iminoethyl)ornithine hydrochloride
(C7H15N3O2.HCl)
[36889-13-1] MW: 209.7
Purity: ³ 99% Stability: ³ 2 years at 4° C
Melting point: 220-222° C
A white solid

| 1 mg | 5 mg | 25 mg |
| $25.90 | $109.90 | $409.90 |
NI 0008 L-N6-(1-Iminoethyl)-lysine hydrochloride
(C8H17N3O2.HCl)
[150403-89-7] MW: 223.7
Purity: ³ 98% Stability: ³ 2 years at 4 ° C
Melting point: ° C
A white solid
| 10 mg | 25 mg | 50 g |
| $70.90 | $141.90 | $169.90 |
NI 0009 1,5-Isoquinolinediol 1,5-Dihydroxyisoquinoline (C9H7NO2)
[5154-02-9] MW: 161.2
Purity: ³ 99% Stability: ³ 2 years at 4° C
Melting point: 275-277° C
An off-white solid
5-Hydroxy-1-(2H)-isoquinolinone
| 5 mg | 100 mg | 250 g |
| $16.90 | $146.90 | $312.90 |
NI 0010 NGMonomethyl Larginineacetate
(C7H16N4O2.CH3COOH)
[17035-90-4] MW: 565.6
Purity: ³ 99% Stability: ³ 2 years at 4° C
Melting point: 186-188° C
A hygroscopic solid

| 10 mg | 25 mg | 250 g |
| $19.90 | $47.90 | $348.90 |
NI 0011 NG-Nitro-L-arginine (C6H13N5O4)
[2149-70-4] MW: 219.2
Purity: ³ 98% Stability: ³ 2 years at 4° C
Melting point: 261° C(dec)
A white solid

S(+)-N5-[Imino(nitroamino)methyl]-ornithine
| 1 g | 5 g | 25 g |
| $13.90 | $26.90 | $109.90 |
NI 0012 NG-Nitro-L-arginine methyl ester hydrochloride (C7H15N5O4.HCl)
[51298-62-5] MW: 269.7
Purity: ³ 99% Stability: ³ 2 years at 4° C
Melting point: 132-133° C
An off-white solid

S(+)-N5-[Imino(nitroamino)methyl]-L-ornithine methylester hydrochloride
| 500 mg | 5 g | 10 g |
| $12.90 | $36.90 | $60.90 |
NI 0013 7-Nitroindazole (C7H5N3O2)
[2942-42-9] MW: 163.2
Purity: ³ 99% Stability: ³ 2 years at room temperature
Melting point: 185-187° C
A white solid
7-Nitro-1H-indazole
| 100 mg | 250 mg | 500 mg |
| $16.90 | $31.90 | $52.90 |
NI 0014 ODQ (C9H5N3O2)
[41443-28-1] MW: 187.2
Purity: ³ 99% Stability: ³ 2 years at 4°
Melting point: 164-166° C
A white solid

1H-[1,2,4]Oxadiazolo[4,3-a]quinoxalin-1-one
| 10 mg | 25 mg | 50 mg |
| $42.90 | $101.90 | $196.90 |
NI 0015 Thiocitrulline (C6H13N3O2S)
[156719-37-8] MW: 191.3
Purity: ³ 98% Stability: ³ 2 years at 4° C
Melting point: 231-233° C
A white solid

N5-(Aminothioxomethyl)-L-ornithine
| 10 mg | 25 mg | 50 mg |
| $50.90 | $109.90 | $152.90 |
NI 0016 1-(2-Trifluoromethylphenyl)imidazole (C10H7F3N2)
[25371-96-4] MW: 212.2
Purity: ³ 99% Stability: ³ 2 years at 4° C
Melting point: 50-52° C
A yellow solid

| 50 mg | 100 mg | 250 mg |
| $30.90 | $49.90 | $114.90 |
NI 0017 (2S,4R)-4-Methylglutamic Acid (C6H11NO4)
[31137-74-3] MW: 543.5
Purity: ³ 98% Stability: ³ 2 years at room temperature
Melting point: 166-169° C
A white solid
![]()
erythro-4-Methyl-L-glutamic acid
| 1 mg | 5 mg | 10 mg |
| $51.90 | $209.90 | $419.90 |
NI 0018 3-Bromo-7-nitroindazole (C7H4BrN3O2)
[74209-34-0] MW: 242.0
Purity: ³ 99% Stability: ³ 1 years at -20° C
Melting point: 179-181° C
A yellowish, crystalline solid

1H-Indazole, 3-bromo-7-nitro
| 50 mg | 100 mg | 1 g |
| $5.90 | $9.90 | $69.90 |
NI 0019 Curcumin (C21H20O6)
[458-37-7] MW: 368.4
Purity: ³ 98%
Melting point: 181-182° C Stability: ³ 2 years at -20° C
A solution in ethanol

1,6-Heptadiene-3,5-dione,1,7-bis(4-hydroxy-3-methoxyphenyl)-(E,E)
| 5 g | 10 g | 50 g |
| $4.90 | $8.90 | $39.90 |
NI 0020 6,7-Dimethyltetrahydropterin(HCl) (C8H13NO6.HCl)
[167423-51-0] MW: 231.7
Purity: ³ 99% Stability: ³ 2 years at -20° C
A crystalline solid

4(1H)-Pteridinone,2-amino-5,6,7,8-tetrahydro-6,7-dimethyl-,monohydrochloride,cis-
| 10 mg | 50 mg | 100 g |
| $7.90 | $29.90 | $49.90 |
NI 0021 Diphenyleneiodonium Chloride (C12H8I.Cl)
[4673-26-1] MW: 314.6
Purity: ³ 99% C Stability: ³ 1 year at room temperature
Melting point: 279-281°
A crystalline solid

Dibenziodolium, chloride
| 1 mg | 5 m | 10 mg |
| $5.90 | $12.90 | $21.90 |
NI 0022 N-Ethyl-N-phenylguanidine(HCl) (C9H13N3.HCl)
MW: 199.7
Purity: ³ 98% Stability: ³ 1 year at -20° C
Melting point: 70-72° C
A crystalline solid

Guanidine,N-ethyl-N-phenyl-, monohydrochloride
| 10 mg | 50 m | 100 mg |
| $7.90 | $2719.90 | $67.90 |
NI 0023 a-Guanidinoglutaric Acid (C6H11N3O4)
[73477-53-9] MW: 189.2
Purity: ³ 98% Stability: ³ 1 year at -20° C
A crystalline solid

L-Glutamic acid, N-(aminoiminomethyl)-
| 5 mg | 10 m | 50 mg |
| $15.90 | $24.90 | $112.90 |
NI 0024 S-Isopropylisothiourea(hydrobromide) (C4H10N2S.HBr)
[4269-97-0] MW: 199.1
Purity: ³ 98% Stability: ³ 1year at -20° C
A crystalline solid
![]()
Carbamimidothioic acid, 1-methylethyl ester, monohydrobromide
| 50 mg | 100 mg | 500 mg |
| $14.90 | $19.90 | $81.90 |
NI 0025 NG,NG-Dimethyl-L-arginine(HCl) C8H18N4O2.HCl)
MW: 275.2
Purity: ³ 98% Stability: ³ 1year at -20° C
Melting point: 180-181° C
A crystalline solid

L-Ornithine,N5-[(dimethylamino)iminomethyl]-, dihydrochloride
| 5 mg | 10 mg | 50 mg |
| $23.90 | $35.90 | $141.90 |
NI 0026 S-Methyl-L-thiocitrulline (HCl) (C7H15N3O2S.2HCl)
MW: 278.3
Purity: ³ 97% Stability: ³ 1year at -20° C
A crystalline solid
L-Ornithine,N5-[imino(methylthio)methyl]-,dihydrochloride
| 5 mg | 10 mg | 50 mg |
| $20.90 | $33.90 | $140.90 |
NI 0027 L-NAME (hydrochloride) (C7H15N5O4.HCl)
[51298-62-5] MW: 269.7
Purity: ³ 99% Stability: ³ 1year at -20° C
Melting point: 155-160° C
A crystalline solid
L-Ornithine,N5-[imino(nitroamino)methyl]-methyl ester monohydrochloride
| 1 g | 5 mg | 10 mg |
| $6.90 | $31.90 | $53.90 |
NI 0028 L-NIL (dihydrochloride) (C8H17N3O2.2HCl)
[159190-45-1] MW: 260.2
Purity: ³ 99% Stability: ³ 1year at -20° C
Melting point: 144-145° C
A crystalline solid

L-Lysine,,N6-(iminoethyl)dihydrochloride
| 5 mg | 50 mg | 50 mg |
| $7.90 | $14.90 | $76.90 |
NI 0029 L-NIO (dihydrochloride) (C7H15N3O2.2HCl)
[36889-13-1] MW: 246.1
Purity: ³ 99% Stability: ³ 2 years at -20° C
A crystalline solid

L-Ornithine,N5-(1-iminoethyl)-,dihydrochloride
| 5 mg | 50 mg | 50 mg |
| $7.90 | $15.90 | $78.90 |
NI 0030 L-NMMA(citrate) (C7H16N4O2.C6H8O7)
MW: 756.8
Purity: ³ 99% Stability: ³ 1 year at -20° C
A crystalline solid

L-Ornithine,N5-[1-imino(methylamino)methyl]-, comp.with 2-hydroxy-1,2,3-propanecarboxlic acid.
| 10 mg | 25 mg | 50 mg |
| $16.90 | $35.0 | $58.90 |
NI 0031 7-Nitroindole (C7H5N3O2)
[2942-42-9] MW: 163.1
Purity: ³ 99% Stability: ³ 1 year at 4° C
Melting point: 185-186° C
A brown, crystalline solid
1H-Indole, 7-nitro-
| 50 mg | 100 mg | 1 g |
| $5.90 | $10.00 | $65.90 |
NI 0032 1,4-PBIT (dihydrobromide) (C12H18N4S2.2HBr)
[157254-60-9] MW: 444.2
Purity: ³ 98% Stability: ³ 1 year at -20° C
Melting point: 238-241 ° C
A crystalline solid

Carbamimidothioic acid, 1,4-phenylenedi-2,1-ethanediyl ester, dihydrobromide
| 10 mg | 50 mg | 100 mg |
| $7.90 | $36.90 | $66.90 |
NI 0033 1,3-PBIT (dihydrobromide) (C12H18N4S2.2HBr)
MW: 444.2
Purity: ³ 98% Stability: ³ 1 year at -20° C
Melting point: 190-192 ° C
A crystalline solid

Carbamimidothioic acid, 1,3-phenylenedi-2,1-ethanediyl ester, dihydrobromide
| 10 mg | 50 mg | 100 mg |
| $7.90 | $36.90 | $66.90 |
NI 0034 L-Thiocitrulline (C6H13N3O2S)
[156719-37-8] MW: 191.2
Purity: ³ 98% Stability: ³ 1 year at -20° C
A crystalline solid

L-Ornithine, N5-(aminothioxomethyl)-
| 10 mg | 50 mg | 100 mg |
| $15.90 | $77.90 | $124.90 |
CALL (518)-605-8808 or FAX: (206)-337-1074 FOR ORDERING