(S)-(-)-Tryptophan for synthesis, Sigma-Aldrich®

Supplier: Merck
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M-Clarity™ quality level = MQ200

8.16017.0025 8.16017.0100
8.16017.0025EA 44.3 GBP
8.16017.0025 8.16017.0100
(S)-(-)-Tryptophan for synthesis, Sigma-Aldrich®
(S)-(-)-Tryptophan
Formula: C₁₁H₁₂N₂O₂
Melting Pt: 290 °C (dec.)
Density: 1.34 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00064340
CAS Number: 73-22-3
EINECS: 200-795-6
Merck Index: 12,09929

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Specification Test Results

Assay (HClO₄) ≥ 99.0 %
Spec. rotation [α²0/D (c=1 in water) -32.5 - -30.5 °
Identity (IR) passes test
Bulk Density 400 kg/m3
pH 5.5 - 7.0 (10 g/l, H2O, 20 °C)

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