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11009 Sigma

L-Arginine

BioUltra, ≥99.5% (NT)

Synonym: (S)-2-Amino-5-guanidinopentanoic acid

  • CAS Number 74-79-3

  • Linear Formula H2NC(=NH)NH(CH2)3CH(NH2)CO2H

  • Molecular Weight 174.20

  •  Beilstein Registry Number 1725413

  •  EC Number 200-811-1

  •  MDL number MFCD00002635

  •  PubChem Substance ID 329749274

  •  eCl@ss 32160406

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Properties

Related Categories Amino Acids, Amino Acids & Derivatives, Amino acids, Arginine, BioUltra,
InChI Key   ODKSFYDXXFIFQN-BYPYZUCNSA-N
product line   BioUltra
assay   ≥99.5% (NT)
form   powder or crystals
optical activity   [α]20/D +27.0±0.5°, c = 5% in 5 M HCl
impurities   insoluble matter, passes filter test
  ≤0.3% foreign amino acids
ign. residue   ≤0.05% (as SO4)
loss   ≤0.1% loss on drying, 20 °C (HV)
pH   10.5-12.0 (25 °C, 0.5 M in H2O)
mp   222 °C (dec.)(lit.)
solubility   H2O: soluble0.5 M at 20 °C, clear, colorless
anion traces   chloride (Cl-): ≤100 mg/kg
  sulfate (SO42-): ≤100 mg/kg
cation traces   Al: ≤5 mg/kg
  As: ≤0.1 mg/kg
  Ba: ≤5 mg/kg
  Bi: ≤5 mg/kg
  Ca: ≤10 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤5 mg/kg
  K: ≤50 mg/kg
  Li: ≤5 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Mo: ≤5 mg/kg
  Na: ≤50 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Sr: ≤5 mg/kg
  Zn: ≤5 mg/kg
λ   0.5 M in H2O
UV absorption   λ: 260 nm Amax: ≤0.2
  λ: 280 nm Amax: ≤0.1
Gene Information   human ... NOS1(4842), NOS2(4843)
rat ... Ppm1a(24666)

Description

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.

Other Notes

Exhibits stabilizing effects on plant protoplasts; pH drift correction in IEF of proteins; Growth requirement of various microorganisms.

Price and Availability

Suggested Laboratory Gloves


Laboratory GlovesThis substance has been tested against several types of hand protection for CE compliance. Click below to find the recommended gloves for handling this product.



Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
1
RTECS 
CF1934200
Protocols & Articles

Related Content

Amino Acids Reference Chart

The hydrophobicity index is a measure of the relative hydrophobicity, or how soluble an amino acid is in water. In a protein, hydrophobic amino acids are likely to be found in the interior, whereas h...

Peer-Reviewed Papers
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References

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