1,4-Dithioerythritol

• Catalog No.: D9680
• CAS Number: 6892-68-8
• M. F.: C4H10O2S2
• M. W.: 154.251
• Purity: ≥99.0%

SYNONYMS

• Title: 1,4-二硫代赤藓醇
• IUPAC name: (2R,3S)-1,4-disulfanylbutane-2,3-diol
• IUPAC Traditional name: dithioerythritol
• Synonyms: DTE; 克莱兰氏试剂; 二硫代赤丁四醇; 赤式1,4-二巯基-2,3-丁二醇

DATABASE IDS

• CAS Number: 6892-68-8
• MDL Number: MFCD00063750
• EC Number: 229-998-8
• PubChem SID: 24894319
• Beilstein Number: 1719756

PROPERTIES

• Cation Traces: Na: ≤0.005%
• Cation Traces: Pb: ≤0.001%
• Cation Traces: Zn: ≤0.001%
• Impurities: Insoluble matter, passes filter test
• Impurities: ≤0.0005% Phosphorus (P)
• Purity: ≥99.0%
• Antion Traces: sulfate (SO42-): ≤0.005%
• Cation Traces: Al: ≤0.0005%
• Cation Traces: Ca: ≤0.001%
• Cation Traces: Cu: ≤0.0005%
• Cation Traces: Fe: ≤0.0005%
• Cation Traces: K: ≤0.05%
• Cation Traces: Mg: ≤0.0005%
• Absorption Wavelength: A0.1M/260, H2O ≤0.4
• Absorption Wavelength: A0.1M/280, H2O ≤0.1
• Melting Point: 82-84 °C(lit.)
• pH: 4.0-6.0 (0.1 M in H2O)
• Solubility: H2O: soluble0.1 M, clear, colorless
• GHS Signal Word: Warning
• GHS Hazard statements: H315-H319-H335
• European Hazard Symbols: Irritant (Xi)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves
• GHS Precautionary statements: P261-P305 + P351 + P338
• Risk Statements: 36/37/38
• RTECS: KF2410000
• Safety Statements: 26-36
• Storage Temperature: 2-8°C
• German water hazard class: 3

DETAILS

Description (简体中文)

Application
用于将 -SH 基保持在还原态的试剂；定量还原二硫化物。