1,4-Dithioerythritol - UltraBio™, ≥99%(RT) , CAS No.6892-68-8

CAS: 6892-68-8 Cat. No.: D755561 Molecular Weight: 154.25 Beilstein Registry Number: 1719756 EC Number: 229-998-8

GRADE & PURITY UltraBio™, ≥99%(RT)

Storage

Store at 2-8°C

Shipped In

Wet ice

Overview

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

Specifications

Specifications & Purity

UltraBio™, ≥99%(RT)

Storage

Store at 2-8°C

Shipped In

Wet ice

This product requires cold chain shipping. Ground and other economy services are not available.

Grade

UltraBio™

Purity

≥99%(RT)

Names and Identifiers

• PH: 4.0-6.0 (25 °C, 0.1 M in H 2 O)
• Canonical Smiles: C(C(C(CS)O)O)S
• IUPAC Name: (2R,3S)-1,4-bis(sulfanyl)butane-2,3-diol
• InChIKey: VHJLVAABSRFDPM-ZXZARUISSA-N
• INCHI: 1S/C4H10O2S2/c5-3(1-7)4(6)2-8/h3-8H,1-2H2/t3-,4+
• Isomeric SMILES: C([C@H]([C@H](CS)O)O)S
• WGK Germany: 3
• RTECS: KF2410000
• Alternate CAS: 7634-42-6
• Molecular Weight: 154.25
• Beilstein: 1719756
• Reaxy-Rn: 9483598
• Reaxys-RN_link_address: https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=9483598&ln=

Taxonomic Classification

Taxonomy Tree

• Kingdom Organic compounds
  • Superclass Organic oxygen compounds
    • Class Organooxygen compounds
      • Subclass Alcohols and polyols
        • Level5 Polyols
          • Level6 1,2-diols

• Kingdom: Organic compounds
• Superclass: Organic oxygen compounds
• Class: Organooxygen compounds
• Subclass: Alcohols and polyols
• Intermediate Tree Nodes: Polyols
• Direct Parent: 1,2-diols
• Alternative Parents: Secondary alcohols Alkylthiols Hydrocarbon derivatives
• Molecular Framework: Aliphatic acyclic compounds
• Substituents: Secondary alcohol - 1,2-diol - Alkylthiol - Hydrocarbon derivative - Organosulfur compound - Aliphatic acyclic compound
• Description: This compound belongs to the class of organic compounds known as 1,2-diols. These are polyols containing an alcohol group at two adjacent positions.
• External Descriptors: 1,4-dimercaptobutane-2,3-diol

Data sources

1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.

DOI: 10.1186/s13321-016-0174-y

Chemical and Physical Properties

• Solubility: H 2 O: 0.1 M at 20 °C, clear, colorless
• Melt Point(°C): 82-86°C
• Molecular Weight: 154.300 g/mol
• XLogP3: -0.400
• Hydrogen Bond Donor Count: 4
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 3
• Exact Mass: 154.012 Da
• Monoisotopic Mass: 154.012 Da
• Topological Polar Surface Area: 42.500 Ų
• Heavy Atom Count: 8
• Formal Charge: 0
• Complexity: 52.000
• Isotope Atom Count: 0
• Defined Atom Stereocenter Count: 2
• Undefined Atom Stereocenter Count: 0
• Defined Bond Stereocenter Count: 0
• Undefined Bond Stereocenter Count: 0
• The total count of all stereochemical bonds: 0
• Covalently-Bonded Unit Count: 1

References

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4. Zhihong Yin, Shuangxi Li, Dan Hu, Zhuo Li, Ruoyu Chu, Chenchen Liu, Xinzhu Li, Jiangjun Hu, Liandong Zhu.  (2021)  Performance evaluation of different chitosan-clay composite materials for efficient harvesting of Chlorella vulgaris and impacts on downstream bioproduct processing and water reusability.  CHEMICAL ENGINEERING JOURNAL,      [PMID:] [10.1016/j.cej.2021.132892]

5. Pengchong Wang, Yan Yan, Ying Sun, Rui Zhang, Chuanchuan Huo, Lu Li, Ke Wang, Yalin Dong, Jianfeng Xing.  (2019)  Bioreducible and acid-labile polydiethylenetriamines with sequential degradability for efficient transgelin-2 siRNA delivery.  Journal of Materials Chemistry B,  7  (44): (6994-7005).  [PMID:31625545] [10.1039/C9TB01183H]

6. Shaopeng Xie, Dezhi Yang, Qiulan Li, Jitao Li, Dubo Zhong, Ye Yang, Yaling Yang, Hua Wang.  (2025)  Effects of functional groups on carbon dots-based AuNPs for the specific detection of mercury ions.  CARBON,      [PMID:] [10.1016/j.carbon.2025.120481]