2-Sulfobenzoic anhydride
Names
[ CAS No. ]:
81-08-3
[ Name ]:
2-Sulfobenzoic anhydride
[Synonym ]:
2-Sulfobenzoic anhydride
3H-2,1-Benzoxathiol-3-one, 1,1-dioxide (9CI)
MFCD00005879
1,1-dioxo-2,1λ<sup>6</sup>-benzoxathiol-3-one
3H-2,1-Benzoxathiol-3-one, 1,1-dioxide
EINECS 201-322-6
3H-2,1-Benzoxathiol-3-one 1,1-dioxide
Chemical & Physical Properties
[ Density]:
1.6±0.1 g/cm3
[ Boiling Point ]:
314.7±0.0 °C at 760 mmHg
[ Melting Point ]:
116-124 °C
[ Molecular Formula ]:
C7H4O4S
[ Molecular Weight ]:
184.169
[ Flash Point ]:
140.6±19.3 °C
[ Exact Mass ]:
183.983032
[ PSA ]:
68.82000
[ LogP ]:
0.79
[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C
[ Index of Refraction ]:
1.629
MSDS
Safety Information
[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
[ Hazard Codes ]:
C:Corrosive;
[ Risk Phrases ]:
R20/21/22;R34
[ Safety Phrases ]:
S22-S24/25-S45-S36/37/39-S26
[ RIDADR ]:
NONH for all modes of transport
[ WGK Germany ]:
3
[ HS Code ]:
29163900
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 29163900
Articles
FEBS Lett. 120 , 275, (1980)
De novo sequencing of two new cyclic theta-defensins from baboon (Papio hamadryas) leukocytes by matrix-assisted laser desorption/ionization mass spectrometry.
Rapid Commun. Mass Spectrom. 24(5) , 599-604, (2010)
Two cyclic theta-defensin peptides were isolated from leukocytes of the hamadryas baboon, Papio hamadryas, and purified to homogeneity by gel electrophoresis and reversed-phase high-performance liquid...
Derivatization of fatty alcohol ethoxylate non-ionic surfactants using 2-sulfobenzoic anhydride for characterization by liquid chromatography/mass spectrometry.Rapid Commun. Mass Spectrom. 24(1) , 120-8, (2010)
A derivatization procedure has been developed for the improved characterization of fatty alcohol ethoxylate non-ionic surfactants by liquid chromatography/mass spectrometry. The end hydroxyl group of ...