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81709 Sigma

L-Proline

BioUltra, ≥99.5% (NT)

Synonym: (S)-Pyrrolidine-2-carboxylic acid

  • CAS Number 147-85-3

  • Empirical Formula (Hill Notation) C5H9NO2

  • Molecular Weight 115.13

  •  Beilstein Registry Number 80810

  •  EC Number 205-702-2

  •  MDL number MFCD00064318

  •  PubChem Substance ID 24887885

  •  eCl@ss 32160406

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Properties

Related Categories Amino Acids, Amino acids, BioUltra, Biochemicals and Reagents, Cell Biology,
InChI Key   ONIBWKKTOPOVIA-BYPYZUCNSA-N
product line   BioUltra
assay   ≥99.5% (NT)
optical activity   [α]20/D −85.0±1.0°, c = 5% in H2O
impurities   insoluble matter, passes filter test
  ≤0.3% foreign amino acids
ign. residue   ≤0.1%
loss   ≤0.1% loss on drying, 20 °C (HV)
pH   6.0-7.0 (25 °C, 1 M in H2O)
mp   228 °C (dec.)(lit.)
solubility   H2O: soluble1 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
  NH4+: ≤20 mg/kg
  Na: ≤50 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Sr: ≤5 mg/kg
  Zn: ≤5 mg/kg
λ   1 M in H2O
UV absorption   λ: 260 nm Amax: 0.05
  λ: 280 nm Amax: 0.05

Description

Other Notes

Protects enzymes against heat inactivation; 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.




All labs need water
Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
1
RTECS 
TW3584000
Protocols & Articles

Articles

Proline Derivatives and Analogs

Proline is a non-polar proteinogenic amino acid that forms a tertiary amide when incorporated into peptides. It does not have a hydrogen on the amide group and therefore cannot act as a hydrogen bond...
Chemfiles Volume 5 Article 12
Keywords: Adhesion, Biochemistry, Catalysis, Deposition, Hydroxylations, Isomerizations, Nucleic acid hybridization, Pharmaceutical, Reductions, Substitutions, Type

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
15

References

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