DTT Dithiothreitol
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Catalogue Number: 1365
CAS Registry Number: 3483-12-3
Molecular Formula: C4H10O2S2
Molecular Weight: 154.25 g.mol-1
Melting Point: 42 ± 2C (Corr.)
I.R.: Consistent with assigned structure
Titration ex -SH (iodometric): ≥ 99.0%
T.L.C.: One Spot
UV Assays
(1) 1% Solution
A280 < 0.067
A305 < 0.050
(2) 0.02 M Solution
A283 < 0.040
(3) 1 M Neutral Solution
A400 < 0.062
A405 < 0.062
OD 700-500 0.035
Loss on Drying: < 0.50%
Appearance: White crystals
10% Solution in Water: Clear and colorless
% Oxidized DTT: < 0.50%
Storage: 2-8⁰C under Nitrogen
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