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Merck
CN

1042601

USP

Arginine hydrochloride

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

L-Arginine monohydrochloride, L-(+)-Arginine monohydrochloride, (S)-(+)-2-Amino-5-[(aminoiminomethyl)amino]pentanoic acid monohydrochloride, (S)-(+)-Arginine hydrochloride

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About This Item

Empirical Formula (Hill Notation):
C6H14N4O2 · HCl
CAS Number:
1119-34-2
Molecular Weight:
210.66
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329749059
MDL number:
MFCD00064550
Beilstein/REAXYS Number:
3631658

Key Documents

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Product Name

Arginine hydrochloride, United States Pharmacopeia (USP) Reference Standard

InChI

1S/C6H14N4O2.ClH/c7-4(5(11)12)2-1-3-10-6(8)9;/h4H,1-3,7H2,(H,11,12)(H4,8,9,10);1H/t4-;/m0./s1

SMILES string

Cl[H].N[C@@H](CCCNC(N)=N)C(O)=O

InChI key

KWTQSFXGGICVPE-WCCKRBBISA-N

grade

pharmaceutical primary standard

API family

arginine

form

powder

manufacturer/tradename

USP

solubility

alcohol: slightly soluble
ether: insoluble
water: freely soluble

application(s)

pharmaceutical (small molecule)

format

neat

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Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Application

Arginine hydrochloride USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:
  • Arginine Hydrochloride Injection
  • Arginine Hydrochloride Compounded Oral Solution
  • Arginine Tablets
  • Arginine Capsules
  • Lysine Hydrochloride
  • Lysine Acetate

Biochem/physiol Actions

Substrate of nitric oxide synthase, which is converted to citrulline and nitric oxide (NO). Induces insulin release by a nitric oxide-dependent mechanism.

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.
For further information and support please go to the website of the issuing Pharmacopoeia.

Other Notes

Sales restrictions may apply.

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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Certificates of Analysis (COA)

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Arginine Hydrochloride Compounded Oral Solution
USP43-NF38: United States Pharmacopeia and National Formulary
United States Pharmacopeia, 44(5), 372-372 (2020)
Arginine Capsules
USP43-NF38: United States Pharmacopeia and National Formulary
United States Pharmacopeia, 36(1) (2013)
Arginine Tablets
USP43-NF38: United States Pharmacopeia and National Formulary
United States Pharmacopeia, 48(3), 1982-1982 (2013)

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