MTSSL ≥98% (HPLC), nitroxide spin label probe… 81213-52-7

Name: MTSSL ≥98% (HPLC), nitroxide spin label probe, powder
Brand: Vaqora Chemicals
SKU: VQ-012607

About MTSSL ≥98% (HPLC), nitroxide spin label probe, powder

Vaqora Chemicals supplies MTSSL ≥98% (HPLC), nitroxide spin label probe, powder (Puriss grade), a five-membered N-heterocycle registered under CAS number 81213-52-7, specified at 98% purity. The compound has the formula C10H18NO3S2, corresponding to a molecular weight of 264.4 g/mol. Alternative names: 1H-Pyrrol-1-yloxy and MTS.

The material typically appears as a light yellow to brownish yellow solid. Store it at 2–8 °C, in a tightly closed container. Good laboratory practice and suitable PPE are recommended during handling.

Key uses span chromatography and protein and peptide research. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 5 mg, 25 mg and 1 g packs, MTSSL ≥98% (HPLC), nitroxide spin label probe, powder is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Chromatography
Protein & peptide research

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	MTSSL ≥98% (HPLC), nitroxide spin label probe, powder
Catalogue No.	VQ-012607
CAS Number	81213-52-7
Molecular formula	C₁₀H₁₈NO₃S₂
Molecular weight	264.4 g/mol
Exact mass	264.0728
Grade	Puriss
Purity / assay	98%
HSN code	29420090
InChIKey	BLSCGBLQCTWVPO-UHFFFAOYSA-N
SMILES	CC1(C=C(C(N1[O])(C)C)CSS(=O)(=O)C)C
PubChem CID	133628

Physical properties
Physical form	Solid
Appearance	Light yellow to brownish yellow solid
LogP (XLogP3)	0.3
H-bond donors / acceptors	0 / 4
TPSA	72.1 Å²
Storage	2–8 °C
Synonyms	(1-Oxyl-2,2,5,5-tetramethyl-3-pyrroline-3-methyl)methanethiosulfonate, 1H-Pyrrol-1-yloxy, 2,5-dihydro-2,2,5,5-tetramethyl-3-[[(methylsulfonyl)thio]methyl]-, 2,5-Dihydro-2,2,5,5-tetramethyl-3-[[(methylsulfonyl)thio]methyl]-1H-pyrrol-1-yloxy, MTS, MTS (spin label), MTSL, Pmmts label, Otpm-mts, Mts-SL, (1-Oxyl-2,2,5,5-tetramethylpyrroline-3-methyl)methanethiosulfonate, (1-Oxy-2,2,5,5-tetramethyl-3-pyrrolin-3-yl)methyl methanethiosulfonate

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of MTSSL ≥98% (HPLC), nitroxide spin label probe, powder?

The CAS Registry Number of MTSSL ≥98% (HPLC), nitroxide spin label probe, powder is 81213-52-7. It is also known as (1-Oxyl-2,2,5,5-tetramethyl-3-pyrroline-3-methyl)methanethiosulfonate, 1H-Pyrrol-1-yloxy, 2,5-dihydro-2,2,5,5-tetramethyl-3-[[(methylsulfonyl)thio]methyl]-.

What is the molecular formula and molecular weight of MTSSL ≥98% (HPLC), nitroxide spin label probe, powder?

MTSSL ≥98% (HPLC), nitroxide spin label probe, powder has the molecular formula C10H18NO3S2 and a molecular weight of 264.4 g/mol.

Which grade and pack sizes of MTSSL ≥98% (HPLC), nitroxide spin label probe, powder can I order?

We supply MTSSL ≥98% (HPLC), nitroxide spin label probe, powder in Puriss (98%) grade, in 5 mg, 25 mg, 1 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with MTSSL ≥98% (HPLC), nitroxide spin label probe, powder?

Yes. Every lot of MTSSL ≥98% (HPLC), nitroxide spin label probe, powder is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can MTSSL ≥98% (HPLC), nitroxide spin label probe, powder be shipped internationally?

Yes. We export MTSSL ≥98% (HPLC), nitroxide spin label probe, powder worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.

How should MTSSL ≥98% (HPLC), nitroxide spin label probe, powder be stored?

2–8 °C. Keep the container tightly closed and refer to the SDS for full handling guidance.