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Aminoguanidine hydrochloride

CAS No.
1937-19-5
Chemical Name:
Aminoguanidine hydrochloride
Synonyms
Aminoguanidine HCL;2-aminoguanidine hydrochloride;GUANYLHYDRAZINEHCL;AMINOGUANIDINE SALT;Aminoguanidine salts;CP-12009-18 tartrate;Aminoguanidine hydrochoride;amino-guanidinhydrochloride;Aminoguanadine hydrochloride;AMINOGUANIDINE HYDROCHLORIDE
CBNumber:
CB7497900
Molecular Formula:
CH7ClN4
Molecular Weight:
110.54608
MDL Number:
MFCD00039074
MOL File:
1937-19-5.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-07-27 17:00:41
Product description Number Pack Size Price
Aminoguanidine hydrochloride ≥98% 396494 25g $77.2
Aminoguanidine hydrochloride ≥98% 396494 100g $235
Aminoguanidine Hydrochloride >98.0%(T) A1129 25g $57
Aminoguanidine Hydrochloride >98.0%(T) A1129 100g $123
Aminoguanidine (hydrochloride) ≥98% 81530 10g $28
More product size

Aminoguanidine hydrochloride Properties

Melting point 162-166 °C(lit.)
vapor pressure 0Pa at 25℃
storage temp. Keep in dark place,Sealed in dry,Room Temperature
solubility Completely soluble in water
form Crystals
color White to off-white
Water Solubility 506.7g/L at 20℃
Merck 13,440
BRN 3909606
Cosmetics Ingredients Functions SKIN CONDITIONING
InChI InChI=1S/CH6N4.ClH/c2-1(3)5-4;/h4H2,(H4,2,3,5);1H
InChIKey UBDZFAGVPPMTIT-UHFFFAOYSA-N
SMILES N(N)C(=N)N.[H]Cl
LogP -3.55 at 20℃
CAS DataBase Reference 1937-19-5(CAS DataBase Reference)
FDA UNII A2Z7G2RGAH
EPA Substance Registry System Hydrazinecarboximidamide, monohydrochloride (1937-19-5)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)Environment (GHS09)
GHS07,GHS09
Signal word  Warning
Hazard statements  H317-H411
Precautionary statements  P261-P272-P273-P280-P302+P352-P333+P313
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
RTECS  ME8430000
10-21
TSCA  TSCA listed
HS Code  29280000
Storage Class 13 - Non Combustible Solids
Hazard Classifications Aquatic Chronic 2
Skin Sens. 1B
REACH Registrations Active
NFPA 704
0
1 0

Aminoguanidine hydrochloride price More Price(64)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 396494 Aminoguanidine hydrochloride ≥98% 1937-19-5 25g $77.2 2026-04-30 Buy
Sigma-Aldrich 396494 Aminoguanidine hydrochloride ≥98% 1937-19-5 100g $235 2026-04-30 Buy
TCI Chemical A1129 Aminoguanidine Hydrochloride >98.0%(T) 1937-19-5 25g $57 2026-04-30 Buy
TCI Chemical A1129 Aminoguanidine Hydrochloride >98.0%(T) 1937-19-5 100g $123 2026-04-30 Buy
Cayman Chemical 81530 Aminoguanidine (hydrochloride) ≥98% 1937-19-5 10g $28 2026-04-30 Buy
Product number Packaging Price Buy
396494 25g $77.2 Buy
396494 100g $235 Buy
A1129 25g $57 Buy
A1129 100g $123 Buy
81530 10g $28 Buy

Aminoguanidine hydrochloride Chemical Properties,Uses,Production

Description

Aminoguanidine is equipotent to L-NMMA and L-NNA as an inhibitor of iNOS. The IC50 values for inhibition of mouse iNOS and rat nNOS are 5.4 and 160 μM, respectively. Aminoguanidine also inhibits induction of iNOS protein expression by endotoxin in rat macrophages. Aminoguanidine Hydrochloride is used in the synthetic preparation of highly selective and potent G-protein-coupled receptor kinase 2 (GRK2) inhibitor for potential treatment of heart failure.                                                            

Chemical Properties

white to off-white crystals

Uses

antitussive

Uses

a-Glucosidase inhibitor; hydroxyethyl derivative of 1-deoxynojirimycin

Uses

Aminoguanidine hydrochloride may be employed as nitric oxide synthase (NOS) inhibitor to investigate its effect on the reduction of alveolar bone loss in ligature induced periodontitis in rats. It may be used in the synthesis of 5-guanylhydrazone derivatives, having antibacterial activity against antibacterial activity against both Escherichia coli and Staphylococcus aureus.

Biological Functions

It is reported that aminoguanidine hydrochloride has two important biological effects. Firstly, it is effective for the prevention of formation of advanced glycation endproducts (AGEs) associated with pathogenesis of secondary complications to diabetes and with cardiovascular changes in aging. Aminoguanidine hydrochloride reacts rapidly with in vivo glycation α,β-dicarbonyl products such as methylglyoxal, glyoxal, and 3-deoxyglucosone to prevent the formation of AGEs.
Secondly, it inhibits of the individual isoforms of nitric oxide synthase (iNOS) which is one of three key enzymes generating nitric oxide (NO) from L-arginine. iNOS-derived nitric oxide plays an important role in numerous physiological (e.g. blood pressure regulation) and pathophysiological (e.g. inflammation) conditions.

General Description

Aminoguanidine hydrochloride has been reported in a study as inhibitor of animal nitric oxide (NO)-synthase. Crystal structure of aminoguanidine hydrochloride has been investigated by Fourier and least squares method. Its crystals were monoclinic and the guanidine part of the aminoguanidinium ion is planar.

Flammability and Explosibility

Not classified

Biochem/physiol Actions

Inhibits both constitutive and inducible nitric oxide synthetase.

References

[1] JOLY G.A. Effects of NG-Methyl-L-arginine, NG-Nitro-L-arginine, and Aminoguanidine on Constitutive and Inducible Nitric Oxide Synthase in Rat Aorta[J]. Biochemical and biophysical research communications, 1994, 199 1: Pages 147-154. DOI: 10.1006/bbrc.1994.1207
[2] J A CORBETT  M L M. Selective inhibition of inducible nitric oxide synthase by aminoguanidine.[J]. Methods in enzymology, 1996, 268: 398-408. DOI: 10.1016/s0076-6879(96)68042-2
[3] H. RUETTEN  C. T. Prevention of the Expression of Inducible Nitric Oxide Synthase by Aminoguanidine or Aminoethyl-Isothiourea in Macrophages and in the Rat[J]. Biochemical and biophysical research communications, 1996, 225 2: Pages 525-530. DOI: 10.1006/bbrc.1996.1206

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Related Qustion

Ask a question
Q:What is Aminoguanidine hydrochloride used for?Anonymous - Aug 6,2025
A:As an important building block in organic synthesis, aminoguanidine hydrochloride is widely used in the modular assembly of molecular structures, such as in the preparation of supramolecular complexes, metal-organic frameworks, and nanoparticles. It is also commonly used as a cleaning and descaling agent for metal surfaces and as a catalyst for the synthesis of polymer materials.It can be used as a plant growth regulator. Spraying aminoguanidine hydrochloride solution significantly improves nutrient absorption and utilization efficiency in crops, promoting their growth and development, and thus increasing crop yield and quality. Furthermore, aminoguanidine hydrochloride possesses insecticide properties, effectively controlling crop diseases and pests and protecting their healthy growth.As an important pharmaceutical raw material, it can be used to synthesize a variety of drugs, including anticancer drugs, antibiotics, and hypoglycemic agents. These drugs have important clinical applications in the treatment of cancer, infectious diseases, and diabetes.
Q:What is the solubility of Aminoguanidine hydrochloride?Anonymous - Aug 6,2025
A:Aminoguanidine hydrochloride exhibits varying solubility depending on the solvent. It is completely soluble in water.The solubility in water is reported to be greater than or equal to 100 mg/mL. Other sources state it is soluble to over 43 mg/mL or 50 mg/mL, though heat may be needed at this concentration. One source indicates a solubility of 22 mg/mL in water.In PBS (pH 7.2), its solubility is approximately 100 mg/ml.DMSO: Soluble at 100 mg/mL (with the need for ultrasonic treatment), 22 mg/mL, and also reported at 5.5 mg/ml. It is noted that hygroscopic DMSO can significantly impact the solubility.Ethanol: It is reported to be soluble at approximately 1.6 mg/ml, while other sources state it is insoluble in ethanol.Dimethylformamide (DMF): Soluble at approximately 5 mg/ml.

View Lastest Price from Aminoguanidine hydrochloride manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Aminoguanidine hydrochloride pictures 2026-07-27 Aminoguanidine hydrochloride
1937-19-5
$35.00-81.00 99.80% 10g TargetMol Chemicals Inc.
Aminoguanidine hydrochloride pictures 2026-07-27 Aminoguanidine hydrochloride
1937-19-5
$35.00-81.00 99.80% 10g TargetMol Chemicals Inc.
Aminoguanidine hydrochloride pictures 2026-07-27 Aminoguanidine hydrochloride
1937-19-5
$35.00-81.00 99.80% 10g TargetMol Chemicals Inc.
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