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Dimethyl sulfoxide_Molecular_structure_CAS_67-68-5)
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Dimethyl sulfoxide

Catalog No. 41639 Name Sigma Aldrich
CAS Number 67-68-5 Website http://www.sigmaaldrich.com
M. F. C2H6OS Telephone 1-800-521-8956
M. W. 78.13344 Fax
Purity ≥99.5% (GC) Email
Storage Chembase ID: 964

SYNONYMS

Title
二甲基亚砜
IUPAC name
methanesulfinylmethane
IUPAC Traditional name
dimethyl sulfoxide
Synonyms
DMSO
甲基亚砜
Methyl sulfoxide

DATABASE IDS

CAS Number 67-68-5
PubChem SID 24866071
MDL Number MFCD00002089
EC Number 200-664-3
Beilstein Number 506008

PROPERTIES

Cation Traces Al: ≤0.5 mg/kg
Cation Traces Ba: ≤0.1 mg/kg
Cation Traces Bi: ≤0.1 mg/kg
Cation Traces Ca: ≤0.5 mg/kg
Cation Traces Cd: ≤0.05 mg/kg
Cation Traces Co: ≤0.02 mg/kg
Cation Traces Cr: ≤0.02 mg/kg
Cation Traces Cu: ≤0.02 mg/kg
Cation Traces Fe: ≤0.5 mg/kg
Cation Traces K: ≤0.5 mg/kg
Cation Traces Li: ≤0.1 mg/kg
Cation Traces Mg: ≤0.1 mg/kg
Cation Traces Mn: ≤0.02 mg/kg
Cation Traces Mo: ≤0.1 mg/kg
Cation Traces Na: ≤1 mg/kg
Cation Traces Ni: ≤0.5 mg/kg
Cation Traces Pb: ≤0.1 mg/kg
Cation Traces Sr: ≤0.1 mg/kg
Cation Traces Zn: ≤0.1 mg/kg
Evaporation Residue ≤0.005%
Grade for molecular biology
Impurities Dnases, none detected
Impurities RNases, none detected
Impurities insoluble matter, passes filter test
Impurities phosphatases, none detected
Impurities proteases, none detected
Impurities ≤0.001% free acid (as CH3COOH)
λ neat
Linear Formula (CH3)2SO
Product Line BioUltra
Purity ≥99.5% (GC)
Absorption Wavelength λ: 280 nm Amax: 0.22
Auto Ignition Point 573 °F
Boiling Point 189 °C(lit.)
Density 1.10 g/mL(lit.)
Flash Point 87 °C
Flash Point 188.6 °F
Melting Point 16-19 °C(lit.)
Refractive Index n20/D 1.479(lit.)
Refractive Index n20/D 1.479
Vapor Density 2.7 (vs air)
Vapor Pressure 0.42 mmHg ( 20 °C)
Explode Limits 42 %, 63 °F
MSDS Link Download
Personal Protective Equipment Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
RTECS PV6210000
German water hazard class 1

DETAILS

Description (English)
Frequently Asked Questions
Live Chat and Frequently Asked Questions are available for this Product.
Caution
Supercools easily and remelts slowly at room temperature. Solidified product can be re-liquified by warming to room temperature without detriment to the product.
Other Notes
Polybrene / DMSO-assisted gene transfer1
Description (简体中文)
Frequently Asked Questions
Live Chat and Frequently Asked Questions are available for this Product.
Caution
容易过度冷却,并在室温下缓慢融化固化的产品放在室温下可以再次液化,对其本身无影响。
Other Notes
Polybrene / DMSO-assisted gene transfer1

REFERENCES