Skip Navigation
ChemIDplus Lite•Browse•Advanced

Substance Name: Arginine [USP:INN]
RN: 74-79-3
UNII: 94ZLA3W45F
InChIKey: ODKSFYDXXFIFQN-BYPYZUCNSA-N

Note

  • An essential amino acid that is physiologically active in the L-form.

Molecular Formula

  • C6-H14-N4-O2

Molecular Weight

  • 174.203
 

Classification Codes

  • Ammonia Detoxicant
  • Diagnostic Aid (Pituitary Function Determination)
  • Mutation Data

Names and Synonyms

Name of Substance

  • Arginine
  • Arginine [USP:INN]
  • L-Arginine

MeSH Heading

  • Arginine

Synonyms

  • (L)-Arginine
  • (S)-2-Amino-5-((aminoiminomethyl)amino)pentanoic acid
  • 1-Amino-4-guanidovaleric acid
  • 4-04-00-02648 (Beilstein Handbook Reference)
  • AI3-24165
  • Arginina
  • Arginina [INN-Spanish]
  • Arginine
  • Arginine (VAN)
  • Argininum
  • Argininum [INN-Latin]
  • BRN 1725413
  • CCRIS 3609
  • EC 200-811-1
  • EINECS 200-811-1
  • HSDB 1429
  • L-(+)-Arginine
  • L-alpha-Amino-delta-guanidinovaleric acid
  • L-Norvaline, 5-((aminoiminomethyl)amino)-
  • L-Ornithine, N5-(aminoiminomethyl)-
  • NSC 206269
  • Pentanoic acid, 2-amino-5-((aminoiminomethyl)amino)-, (S)-
  • UNII-94ZLA3W45F

Systematic Names

  • Arginine
  • Arginine, L-
  • L-Arginine

Superlist Name

  • Arginine

Registry Numbers

CAS Registry Number

  • 74-79-3

FDA UNII

  • 94ZLA3W45F

Other Registry Numbers

  • 1332377-47-5
  • 142-49-4
  • 154605-63-7
  • 154605-67-1
  • 667422-95-9
  • 7004-12-8

System Generated Number

  • 0000074793

Structure Descriptors

InChI

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

InChIKey

ODKSFYDXXFIFQN-BYPYZUCNSA-N

Smiles

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

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 244 dec deg C   EXP
pKa Dissociation Constant 2.24 (none) 0 EXP
log P (octanol-water) -4.20E+00 (none)   EXP
Water Solubility 1.82E+05 mg/L 25 EXP
Vapor Pressure 1.39E-09 mm Hg 25 EST
Henry's Law Constant 1.83E-18 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 1.36E-10 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.