DL-Dithiothreitol SigmaUltra >99% (titration)
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Specifications
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| Synonym | threo-1,4-Dimercapto-2,3-butanediol |
| Cleland’s reagent |
| DTT |
| Molecular Formula | HSCH2CH(OH)CH(OH)CH2SH |
| Molecular Weight | 154.25 |
| CAS Number | 3483-12-3 |
| grade | SigmaUltra |
| assay | >99% (titration) |
| total impurities | Insoluble matter passes filter test |
| <0.3% 4,5-dihydroxy-1,2-dithiane |
| pH | 4.0-6.0 (20 °C 0.1 M in H2O) |
| mp | 41-44 °C(lit.) |
| Fp | >230 °F |
| solubility H2O | 0.1 M at 20 °C clear colorless |
| abs. | A0.1M/260, H2O <0.400 |
| A0.1M/280, H2O <0.100 |
| storage temp. | 2-8°C |
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