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444203 β-Mercaptoethanol, Molecular Biology Grade - CAS 60-24-2 - Calbiochem


Replacement Information

Key Specifications Table

CAS #Empirical Formula


Catalog NumberPackaging Qty/Pack
444203-250ML Metal can 250 ml
OverviewA disulfide-reducing agent.
Catalogue Number444203
Brand Family Calbiochem®
Synonyms2-Mercaptoethanol, BME
Product Information
CAS number60-24-2
Hill FormulaC₂H₆OS
Chemical formulaC₂H₆OS
Quality LevelMQ100
Biological Information
Purity≥99% by GC
Physicochemical Information
ContaminantsDNases, proteases, RNases: none detected. Absorbance (260 nm): ≤1.50; (280 nm): ≤0.31
Heavy metals(as Pb): ≤0.0001%
Materials Information
Toxicological Information
Safety Information according to GHS
Safety Information
R PhraseR: 22-23/24-34-51/53

Harmful if swallowed.
Toxic by inhalation and in contact with skin.
Causes burns.
Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S PhraseS: 45-61-26-36/37/39

In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Avoid release to the environment. Refer to special instructions/safety data sheet.
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
Wear suitable protective clothing, gloves and eye/face protection.
Product Usage Statements
Storage and Shipping Information
Ship Code Ambient Temperature Only
Toxicity Toxic
Hazardous Materials Attention: Due to the nature of the Hazardous Materials in this shipment, additional shipping charges may be applied to your order. Certain sizes may be exempt from the additional hazardous materials shipping charges. Please contact your local sales office for more information regarding these charges.
Storage +15°C to +30°C
Do not freeze Ok to freeze
Packaging Information
Transport Information
Supplemental Information
Global Trade Item Number
Catalog Number GTIN
444203-250ML 07790788050368


β-Mercaptoethanol, Molecular Biology Grade - CAS 60-24-2 - Calbiochem SDS


Safety Data Sheet (SDS) 

β-Mercaptoethanol, Molecular Biology Grade - CAS 60-24-2 - Calbiochem Certificates of Analysis

TitleLot Number
Data Sheet

Note that this data sheet is not lot-specific and is representative of the current specifications for this product. Please consult the vial label and the certificate of analysis for information on specific lots. Also note that shipping conditions may differ from storage conditions.

Revision15-May-2008 RFH
Synonyms2-Mercaptoethanol, BME
DescriptionA disulfide-reducing agent. Reagent commonly used in organic synthesis (aborsorbance: ≤1.50 at 260 nm; ≤0.31 at 280 nm).
CAS number60-24-2
Chemical formulaC₂H₆OS
Purity≥99% by GC
ContaminantsDNases, proteases, RNases: none detected. Absorbance (260 nm): ≤1.50; (280 nm): ≤0.31
Storage +15°C to +30°C
Do Not Freeze Ok to freeze
Toxicity Toxic
Merck USA index14, 5869