Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,3-Butanediol,2,3-dimethanesulfonate
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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26439-19-0

26439-19-0 structure

26439-19-0 structure

Name: 2,3-Butanediol,2,3-dimethanesulfonate
Chemical Name: 2,3-Dimercaptobutane
CAS Number: 26439-19-0
Molecular Formula: C₆H₁₄O₆S₂
Molecular Weight: 246.30200
Create Date: 2016-03-24 02:12:37
Modify Date: 2025-08-25 09:30:23

Name	2,3-Dimercaptobutane
Synonyms	Butan-2,3-dithiol 2,3-Butanedithiol 1,2-dimethyl-1,2-ethanedithiol 2,3-C4H8(SH)2 1,2-Dimethylethylene dimethanesulfonate 2.3-Dimercapto-butan 2,3-Bis-methansulfonyloxy-butan butane-2,3-diyl dimethanesulfonate 2,3-butylene dithioglycol meso-2,3-bis(methanesulfonyloxy)butane

Density	1.345g/cm3
Boiling Point	435.5ºC at 760mmHg
Molecular Formula	C₆H₁₄O₆S₂
Molecular Weight	246.30200
Flash Point	217.2ºC
Exact Mass	246.02300
PSA	103.50000
LogP	1.87740
Vapour Pressure	2.23E-07mmHg at 25°C
Index of Refraction	1.467

CHEMICAL IDENTIFICATION

RTECS NUMBER :: EK1751000

CHEMICAL NAME :: 2,3-Butanediol, dimethanesulfonate

CAS REGISTRY NUMBER :: 26439-19-0

LAST UPDATED :: 198912

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C6-H14-O6-S2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 800 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: PSEBAA Proceedings of the Society for Experimental Biology and Medicine. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1903/04- Volume(issue)/page/year: 85,211,1954

124-63-0 structure

124-63-0

513-85-9 structure

513-85-9

~96%

26439-19-0 structure

26439-19-0

Literature: Milne, Jill C.; Jirousek, Michael R.; Bemis, Jean E.; Smith, Jesse J. Patent: US2010/41748 A1, 2010 ; Location in patent: Page/Page column 123-124 ;

Precursor 2
124-63-0 513-85-9
DownStream 0

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