s-methyl methanethiosulfonate - ≥97%(GC), stabilized with 5%-10%CH2Cl2 and Hac , CAS No.2949-92-0

CAS: 2949-92-0 Cat. No.: S133305 Molecular Weight: 126.19 Beilstein Registry Number: 4(4)31 EC Number: 220-970-0 PubChem CID: 18064
AVAILABLE TO ORDER
GRADE & PURITY ≥97%(GC) stabilized with 5%-10%CH2Cl2 and Hac
Synonyms
MMTS | S-Methyl methanethiosulfonate, 97% | NSC21545 | NSC-21545 | Methyl methanethiolsulfonate | methyl methanethiol-sulfonate | BBL104000 | H10854 | Methyl methanethiosulfonate | METHYL METHANETHIO-SULFONATE | DTXSID8062739 | UNII-0906Z2356U | InChI=1/C
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
S133305-1g
2

$12.90

$19.90
Save $7.00 (35.18%)
5g
S133305-5g
3

$17.90

$26.90
Save $9.00 (33.46%)
25g
S133305-25g
1

$57.90

$86.90
Save $29.00 (33.37%)
100g
S133305-100g
2

$191.90

$287.90
Save $96.00 (33.34%)
500g
S133305-500g
1

$856.90

$1,285.90
Save $429.00 (33.36%)
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Why this grade

≥97%(GC), stabilized with 5%-10%CH2Cl2 and Hac for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

nteraction of S-methyl methanethiosulfonate (MMTS) with dipalmitoylphosphatidylcholine (DPPC) bilayers has been investigated by FTIR and surface-enhanced Raman spectroscopy

Specifications

Synonyms
MMTS | S-Methyl methanethiosulfonate, 97% | NSC21545 | NSC-21545 | Methyl methanethiolsulfonate | methyl methanethiol-sulfonate | BBL104000 | H10854 | Methyl methanethiosulfonate | METHYL METHANETHIO-SULFONATE | DTXSID8062739 | UNII-0906Z2356U | InChI=1/C
Specifications & Purity
≥97%(GC), stabilized with 5%-10%CH2Cl2 and Hac
Storage
Store at 2-8°C, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%(GC)
Names and Identifiers
Pubchem Sid488182433
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488182433
Canonical SmilesCSS(=O)(=O)C
IUPAC Namemethylsulfonylsulfanylmethane
InChIKeyXYONNSVDNIRXKZ-UHFFFAOYSA-N
INCHI1S/C2H6O2S2/c1-5-6(2,3)4/h1-2H3
Isomeric SMILES CSS(=O)(=O)C
WGK Germany 2
RTECS PB2765000
PubChem CID 18064
Molecular Weight 126.19
Beilstein 4(4)31
Reaxy-Rn 1446059

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganosulfur compounds
ClassSulfonyls
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentSulfonyls
Alternative Parents Sulfenyl compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Sulfonyl - Sulfenyl compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as sulfonyls. These are compounds containing the sulfonyl group, with the general structure RS(=O)2R' ( R,R' must not be H).
External Descriptors a small molecule
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
A498 (42825 Activities)
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ACHN (49357 Activities)
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CAKI-1 (44928 Activities)
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CCRF-CEM (65223 Activities)
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HT-29 (80576 Activities)
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K562 (73714 Activities)
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KM12 (47707 Activities)
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M14 (47487 Activities)
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MCF7 (126967 Activities)
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MOLT-4 (49676 Activities)
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OVCAR-3 (48710 Activities)
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OVCAR-4 (44535 Activities)
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OVCAR-8 (47708 Activities)
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PC-3 (62116 Activities)
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RPMI-8226 (44974 Activities)
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SK-MEL-28 (48833 Activities)
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SN12C (47755 Activities)
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SNB-19 (46794 Activities)
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TK-10 (45540 Activities)
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U-251 (51189 Activities)
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UACC-257 (46019 Activities)
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UACC-62 (47335 Activities)
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UO-31 (46270 Activities)
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786-0 (47912 Activities)
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A549 (127892 Activities)
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NCI/ADR-RES (33767 Activities)
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T47D (39041 Activities)
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EKVX (44102 Activities)
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NCI-H322M (45589 Activities)
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HCC 2998 (41480 Activities)
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HCT-116 (91556 Activities)
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Hs-578T (29457 Activities)
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NCI-H460 (60772 Activities)
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SF-268 (49410 Activities)
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IGROV-1 (47897 Activities)
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LOX IMVI (44321 Activities)
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HOP-62 (47048 Activities)
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MDA-MB-435 (38290 Activities)
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MDA-MB-231 (73002 Activities)
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SNB-75 (44215 Activities)
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NCI-H226 (44470 Activities)
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Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

18 results found

Lot NumberCertificate TypeDateItem
E2431006Certificate of AnalysisMar 16, 2026 S133305
K1914147Certificate of AnalysisMar 18, 2025 S133305
L2413318Certificate of AnalysisDec 20, 2024 S133305
D1810211Certificate of AnalysisOct 13, 2023 S133305
I2116147Certificate of AnalysisJul 19, 2023 S133305
K1920088Certificate of AnalysisJun 08, 2023 S133305
B23111215Certificate of AnalysisDec 02, 2022 S133305
B23111246Certificate of AnalysisDec 02, 2022 S133305
B23111245Certificate of AnalysisDec 02, 2022 S133305
B23111211Certificate of AnalysisDec 02, 2022 S133305
B23111210Certificate of AnalysisDec 02, 2022 S133305
B23111209Certificate of AnalysisDec 02, 2022 S133305
B23111208Certificate of AnalysisDec 02, 2022 S133305
B23111206Certificate of AnalysisDec 02, 2022 S133305
B2209064Certificate of AnalysisDec 15, 2021 S133305
B2209565Certificate of AnalysisDec 15, 2021 S133305
B2209205Certificate of AnalysisDec 15, 2021 S133305
B2209071Certificate of AnalysisDec 15, 2021 S133305

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Chemical and Physical Properties
Sensitivityair sensitive
Refractive Index1.513
Flash Point(°F)188.6 °F
Flash Point(°C)87 °C
Boil Point(°C)69-71 °C/0.4 mmHg
Molecular Weight126.200 g/mol
XLogP30.000
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count1
Exact Mass125.981 Da
Monoisotopic Mass125.981 Da
Topological Polar Surface Area67.800 Ų
Heavy Atom Count6
Formal Charge0
Complexity106.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
References
1. Min Zhu, Xiaofang Fan, Nan Zhang, Hui Wang, Jianshe Ma, Xianghong Yin, Junyan Cai, Linjing Cong, Ran Chen, Junming Fan, Xiaoxia Kong, Bin Geng, Yongsheng Gong, Congkuo Du.  (2025)  Endothelial endogenous CSE/H2S inhibits endothelial pyroptosis by activating sirtuin1 to attenuate LPS-induced acute lung injury.  FASEB JOURNAL,  39  (5): (e70420).  [PMID:40028711] [10.1096/fj.202402042R]
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