MTSSL

Modify Date: 2025-09-16 14:29:27

MTSSL Structure
MTSSL structure
Common Name MTSSL
CAS Number 81213-52-7 Molecular Weight 264.385
Density N/A Boiling Point N/A
Molecular Formula C10H18NO3S2 Melting Point 107-108ºC
MSDS N/A Flash Point N/A

 Use of MTSSL


MTSSL is a paramagnetic nitroxide spin label featuring a methanethiosulfonate group for site-directed spin labeling, particularly through disulfide linkages with cysteine residues on proteins

 Names

Name 1-λ1-oxidanyl-2,2,5,5-tetramethyl-3-(methylsulfonylsulfanylmethyl)pyrrole
Synonym More Synonyms

 Chemical & Physical Properties

Melting Point 107-108ºC
Molecular Formula C10H18NO3S2
Molecular Weight 264.385
Exact Mass 264.072815
PSA 71.06000
LogP 2.84260

 Synonyms

MTSL
Otpm-mts
Mts-SL
Otmpmms
1H-Pyrrol-1-yloxy, 2,5-dihydro-2,2,5,5-tetramethyl-3-[[(methylsulfonyl)thio]methyl]-
(2,2,5,5-Tetramethyl-3-{[(methylsulfonyl)sulfanyl]methyl}-2,5-dihydro-1H-pyrrol-1-yl)oxidanyl
Pmmts label
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