D9680

1,4-Dithioerythritol

BioXtra, ≥99.0%

• Synonym(s): erythro-1,4-Dimercapto-2,3-butanediol, erythro-2,3-Dihydroxy-1,4-butanedithiol, Cleland’s reagent, DTE
• Linear Formula: HSCH₂CH(OH)CH(OH)CH₂SH
• CAS Number: 6892-68-8
• Molecular Weight: 154.25
• UNSPSC Code: 12161504
• NACRES: NA.31
• PubChem Substance ID: 24894319
• EC Number: 229-998-8
• Beilstein/REAXYS Number: 1719756
• MDL number: MFCD00063750

Properties

• product line: BioXtra
• Quality Segment: 200
• assay: ≥99.0%
• form: powder
• reaction suitability: reagent type: reductant
• impurities: Insoluble matter, passes filter test, ≤0.0005% Phosphorus (P)
• pH: 4.5-6.5 (0.1 M in H₂O)
• mp: 82-84 °C (lit.)
• solubility: H₂O: 0.1 M, clear, colorless
• anion traces: sulfate (SO₄^2-): ≤0.005%
• cation traces: Al: ≤0.0005%, Ca: ≤0.001%, Cu: ≤0.0005%, Fe: ≤0.0005%, K: ≤0.05%, Mg: ≤0.0005%, Na: ≤0.005%, Pb: ≤0.001%, Zn: ≤0.001%
• absorption: ≤0.4 at 280 in H₂O at 0.1 M, ≤0.6 at 260 in H₂O at 0.1 M
• storage temp.: 2-8°C
• SMILES string: O[C@@H](CS)[C@H](O)CS
• InChI: 1S/C4H10O2S2/c5-3(1-7)4(6)2-8/h3-8H,1-2H2/t3-,4+
• InChI key: VHJLVAABSRFDPM-ZXZARUISSA-N

Description

Application

Reagent for maintaining −SH groups in the reduced state; quantitatively reduces disulfides.

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H302,H412
• pcodes: P273 - P301 + P312 + P330
• Hazard Classifications: Acute Tox. 4 Oral - Aquatic Chronic 3
• Storage Class: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves