D-Alanine 99% For Biochemistry

  • CAS :
    338-69-2
  • REF :
    24229
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QUANTITY PRICE ENQUIRY
1 gm Rs 210.00
5 gm Rs 960.00
25 gm Rs 4540.00

Product Information

  • Formula: CH₃CH(NH₂)COOH
  • CAS: 338-69-2
  • EC No.: 206-418-1
  • M (Molar Mass): 89.09 g/mol
  • mp (Melting Point): 297°C (sublimes)
  • Specific Rotation: [α]²⁰D = -13° to -15° (c=2 in 6N HCl)
  • Appearance: White crystalline powder

Chemicals Properties

  • Assay (by titration): ≥ 99.0%.
  • Appearance: White crystalline powder.
  • Identification (IR): Passes test.
  • Specific Rotation: [α]²⁰D = -13° to -15° (c=2 in 6N HCl).
  • Melting Range: 295-298°C (sublimes).
  • Loss on Drying: ≤ 0.5% (at 105°C for 2 hours).
  • Residue on Ignition: ≤ 0.1%.
  • Heavy Metals (as Pb): ≤ 10 ppm.
  • Related Substances (HPLC): Total impurities ≤ 0.5%.
  • L-Alanine: ≤ 0.2%.
  • pH (1% solution): 5.5-6.5.
  • Optical Purity: ≥ 99.0% enantiomeric excess.
  • Nitrogen Content: 15.5-16.0%.

Hazard Information

  • Hazard: For laboratory use only.
  • Safety: Wear protective gloves and eye protection. Avoid inhalation.
  • Storage: Store in tightly closed containers at room temperature.