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L(-)-Tryptophan 98.5-101.5% (dried basis) USP, Multi-Compendial, J.T.Baker®
L(-)-Tryptophan 98.5-101.5% (dried basis) USP, Multi-Compendial, J.T.Baker®
Catalog # BAKR2092-06
Supplier:  Avantor
CAS Number:  
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L(-)-Tryptophan 98.5-101.5% (dried basis) USP, Multi-Compendial, J.T.Baker®
Catalog # BAKR2092-06
Supplier:  Avantor
CAS Number:  

Specifications

  • Pack type:
    Poly bottle, white, blue T/E cap
  • Pk:
    1 kg
  • Seq:
    4024

Specifications

Specification Test Results

  • GMP Manufactured Product:
    98.5 - 101.5%
  • Meets J.P. Chemical Specifications:
    Passes Test
  • Meets E.P. Chemical Specifications:
    -32.8 - -29.4 Degree
  • Meets U.S.P Requirements:
    5.5 - 7.0
  • Preserve in well-closed containers.:
    ≤0.3%
  • Store in well-closed,light-resistant containers:
    ≤0.1%
  • CAUTION: For Manufacturing, processing or repackaging:
    ≤0.05%
  • Bulk Pharmaceutical Chemical:
    ≤0.03%
  • USP - Assay (C₁₁H₁₂N₂O₂) (dried basis):
    98.5 - 101.5 %
  • USP - Identification:
    Passes Test
  • USP - Specific Rotation [Å]²⁵ ^D:
    -32.8 - -29.4 Degree
  • USP - pH:
    5.5 - 7.0
  • USP - Loss on Drying at 105°C:
    ≤0.3 %
  • USP - Residue on Ignition:
    ≤0.1 %
  • USP - Chloride (Cl):
    ≤0.05 %
  • USP - Sulfate (SO₄):
    ≤0.03 %
  • USP - Iron (Fe):
    ≤0.003 %
  • USP - Organic Impurities - Total Impurities 1:
    ≤0.01 %
  • USP - Organic Impurities - Total Impurities 2:
    ≤0.03 %
  • USP - Organic Impurities - Tryptophan Related Compound A:
    ≤10 ppm
  • JP - Assay (C₁₁H₁₂N₂O₂) (dried basis):
    98.5 - 101.0 %
  • JP - Identification:
    Passes Test
  • JP - Specific Rotation [Å]²º^D:
    -33.0 - -30.0 Degree
  • JP - pH:
    5.4 - 6.4
  • JP - Clarity and Color of Solution:
    Passes Test
  • JP - Chloride (Cl):
    ≤0.021 %
  • JP - Sulfate (SO₄):
    ≤0.028 %
  • JP - Ammonium (NH₄):
    ≤0.02 %
  • JP - Heavy Metals (as Pb):
    ≤20 ppm
  • JP - Arsenic (As):
    ≤2 ppm
  • JP - Related Substances:
    Passes Test
  • JP - Loss on Drying at 105°C:
    ≤0.30 %
  • JP - Residue on Ignition:
    ≤0.10 %
  • Endotoxin Concentration, IU/mg, For Information Only:
    Passes Test
  • EP - Identification A:
    Passes Test
  • EP - Identification B:
    Passes Test
  • EP - Appearance of Solution:
    Passes Test
  • EP - Specific Optical Rotation [Å]²º^D:
    -33.0 - -30.0 Degree
  • EP/BP-Ninhydrin-Positive Substances-Each:
    ≤0.2 %
  • EP/BP-Ninhydrin-Positive Substances-Total Impurities:
    ≤0.5 %
  • EP - 1,1'Ethylidenebistryptophan:
    ≤10 ppm
  • EP - Sum of the Areas less than Tryptophan®:
    ≤100 ppm
  • EP - Sum of the Areas greater than Tryptophan®:
    ≤300 ppm
  • EP - Chloride (Cl):
    ≤200 ppm
  • EP - Sulfate (SO₄):
    ≤300 ppm
  • EP/BP - Ammonium (NH₄):
    ≤0.02 %
  • EP - Iron (Fe):
    ≤20 ppm
  • EP - Loss on Drying at 105°C:
    ≤0.5 %
  • EP - Sulfated Ash:
    ≤0.1 %
  • EP - Assay (C₁₁H₁₂N₂O₂) (dried basis):
    98.5 - 101.0 %

Specification Test Results

About this item

 :
 :204.23 g/mol
Merck Index:12,09929
Melting Pt:290 °C
Density:1.34 g/cm³ (20 °C)
Storage Temperature:Ambient
EINECS:200-795-6
CAS Number:73-22-3
Formula:C₁₁H₁₂N₂O₂
MDL Number:MFCD00064340