Mercaptoe to Methoxya -Organics

Mesityl oxide, 90+%, remainder 4-methyl-4-penten-2-one

Chemical Name or Material: Mesityl Oxide CAS: 141-79-7 Molecular Formula: (CH3)2C™CHC(O)CH3 Formula Weight: 98.15 MDL Number: MFCD00008900 UN Number: UN1229 Beilstein: 1361550 Merck Index: 14,5908

Methoxyacetyl chloride, 97%, stabilized, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Methoxyacetyl chloride Name Note: Stabilized CAS: 38870-89-2 Assay: ≥96.0% (RCOCl) Assay Percent Range: 97% Molecular Formula: C3H5ClO2 Linear Formula: CH3OCH2COCl Formula Weight: 108.52 MDL Number: MFCD00000728

Methacrolein, 90%, stabilized, AcroSeal™, ACROS Organics™

Chemical Name or Material: Methacrolein Name Note: Stabilized CAS: 78-85-3 Assay: ≥94% Assay Percent Range: 90% Molecular Formula: C4H6O Linear Formula: H2C=C(CH3)CHO Formula Weight: 70.09 MDL Number: MFCD00006974 Synonym: 2-Methyl-2-propenal

2-Mercaptoimidazole, 98%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: 2-Mercaptoimidazole CAS: 872-35-5 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C3H4N2S Formula Weight: 100.14 MDL Number: MFCD00005188 Synonym: 2-Imidazolethiol

Methacryloyl chloride, 95%, contains 200 ppm MEHQ as stabilizer, AcroSeal™, ACROS Organics™

Chemical Name or Material: Methacryloyl chloride Name Note: 97% CAS: 920-46-7 Assay: ≥94% Assay Percent Range: 95% Molecular Formula: C4H5ClO Linear Formula: H2C=C(CH3)COCl Formula Weight: 104.54 Synonym: 2-Methyl-2-propenoyl chloride

4-Mercaptophenol, 99%, ACROS Organics™

Chemical Name or Material: 4-Mercaptophenol Name Note: 99% CAS: 637-89-8 CAS Min %: 98.5 CAS Max %: 100.0 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C6H6OS Linear Formula: SHC6H4OH Formula Weight: 126.18 MDL Number: MFCD00004850 Synonym: 4-Hydroxythiophenol

2-Mercaptoethanol (Reagent), Fisher Chemical

Chemical Name or Material: 2-Mercaptoethanol CAS: 60-24-2 Purity Grade: Reagent Grade Molecular Formula: C2H6OS Linear Formula: HSCH2CH2OH Formula Weight: 78.13 MDL Number: MFCD00004890 Synonym: β-Mercaptoethanol

L-Methionine sulfone, 98%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: L-Methionine sulfone Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C5H11NO4S Formula Weight: 181.21 Synonym: L-2-Amino-4-(methylsulfonyl)butanoic acid

3-Mercaptopropionic Acid +99%, ACROS Organics™

Chemical Name or Material: 3-Mercaptopropionic acid Name Note: 99+% CAS: 107-96-0 CAS Min %: 99.0 CAS Max %: 100.0 Assay: 99.0 to 101.0% (Iodimetry) Assay Percent Range: 99+% Molecular Formula: C3H6O2S Linear Formula: HSCH2CH2CO2H Formula Weight: 106.14 MDL Number: MFCD00004897

2-Mercaptoethanesulfonic acid sodium salt, 98%, Acros Organics™

Infrared Spectrum: Authentic Health Hazard 3: GHS P Statement Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Health Hazard 2: GHS H Statement Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Health Hazard 1: Warning Loss on Drying: 2% max. Formula Weight: 164.18 Solubility Information: Solubility in water: soluble. CAS: 19767-45-4 Molecular Formula: C2H5NaO3S2 Assay: ≥97.5 to 102% (On dried substance) (Iodometry) Chemical Name or Material: 2-Mercaptoethanesulfonic acid sodium salt

Methanesulfinic acid, sodium salt, 85%, ACROS Organics™

Chemical Name or Material: Methanesulfinic acid, sodium salt Assay: ≥80% Assay Percent Range: 85% Molecular Formula: CH3NaO2S Linear Formula: CH3SO2Na Formula Weight: 102.09

2-Mercaptothiazoline 98%, ACROS Organics™

Chemical Name or Material: 2-Mercaptothiazoline Name Note: 98% CAS: 96-53-7 CAS Min %: 97.5 CAS Max %: 100.0 Assay: 97.5 to 102% Assay Percent Range: 98% Molecular Formula: C3H5NS2 Formula Weight: 119.21 MDL Number: MFCD00126013 Synonym: 2-Thiazoline-2-thiol

2-Mercaptopyridine-N-oxide, 99%, ACROS Organics™

Chemical Name or Material: 2-Mercaptopyridine-N-oxide CAS: 1121-31-9 CAS Min %: 98.5 CAS Max %: 100.0 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C5H5NOS Formula Weight: 127.16 MDL Number: MFCD00006196 Synonym: 1-Hydroxy-2(1H)-pyridinethione

MES Monohydrate, ≥98.5% (Dry Basis), Ultrapure, Affymetrix/USB™

Chemical Name or Material: MES Monohydrate Assay Percent Notes: Dry basis Assay: ≥98.5% CAS: 145224-94-8 Formula Weight: 213.25 Physical Form: Crystalline Powder Purity Grade: Ultrapure MDL Number: MFCD00149409 Linear Formula: HO3S(CH2)2(C4H8NO)·H2O Molecular Formula: C6H13NO4S·H2O Synonym: 2-(4-Morpholinyl)ethanesulfonic acid monohydrate Melting Point: ∽308°C (dec.)

Methoxyacetone, 96%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Methoxyacetone Assay: ≥95% Assay Percent Range: 96% Molecular Formula: C4H8O2 Linear Formula: CH3OCH2COCH3 Formula Weight: 88.11 MDL Number: MFCD00008768 Synonym: Methoxy-2-propanone

Methanesulfonyl fluoride, 98%, Acros Organics

Chemical Name or Material: Methanesulfonyl fluoride Name Note: 98% CAS: 558-25-8 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: CH3FO2S Linear Formula: CH3SO2F Formula Weight: 98.09

L-Methionine methyl ester hydrochloride, 99+%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: L-Methionine methyl ester hydrochloride Name Note: 99+% CAS: 2491-18-1 Assay: ≥99.0% Assay Percent Range: 99+% Molecular Formula: C6H13NO2S·HCl Linear Formula: CH3SCH2CH2CH(NH2)CO2CH3·HCl Formula Weight: 199.7 MDL Number: MFCD00012491

4-(Methanesulfonamido)phenylboronic acid pinacol ester, 97%, Acros Organics

Chemical Name or Material: 4-(Methanesulfonamido)phenylboronic acid pinacol ester Assay Percent Range: 97% Molecular Formula: C13H20BNO4S Formula Weight: 297.18 Synonym: N-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-phenyl]methanesulfonamide

2-Mercaptoethanol, 99%, extra pure, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: 2-Mercaptoethanol CAS: 60-24-2 Purity Grade: Extra Pure Assay: ≥98.5% (GC) Assay Percent Range: 99% Molecular Formula: C2H6OS Linear Formula: HSCH2CH2OH Formula Weight: 78.13 Synonym: 2-Hydroxy-1-ethanethiol

1-Mesitylhydrazine hydrochloride, 97%, ACROS Organics™

Chemical Name or Material: 1-Mesitylhydrazine hydrochloride CAS: 24006-09-5 CAS Min %: 96.0 CAS Max %: 100.0 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C9H14N2·HCl Formula Weight: 186.69

Methoxyacetic acid, 98%, ACROS Organics™

Chemical Name or Material: Methoxyacetic acid Name Note: 98% CAS: 625-45-6 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C3H6O3 Linear Formula: CH3OCH2CO2H Formula Weight: 90.08 MDL Number: MFCD00004308

2-Mercaptopyridine-N-oxide, sodium salt, 40 w/w % aqueous solution, ACROS Organics™

Chemical Name or Material: 2-Mercaptopyridine-N-oxide, sodium salt Name Note: 40 w/w% Aqueous Solution CAS: 3811-73-2 CAS Min %: 40.0 CAS Max %: 42.0 CAS: 7732-18-5 CAS Min %: 58.0 CAS Max %: 60.0 Assay: 40 to 42% Molecular Formula: C5H4NNaOS Formula Weight: 149.12 MDL Number: MFCD01941547 Synonym: 2-Pyridinethiol-1-oxide, sodium salt

Methanesulfonic anhydride, 97%, ACROS Organics™

Chemical Name or Material: Methanesulfonic anhydride Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C2H6O5S2 Formula Weight: 174.18

2-(3-Methoxyallylidene)malonic acid dimethyl ester, 95%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: 2-(3-Methoxyallylidene)malonic acid dimethyl ester Assay: ≥94% (GC) Assay Percent Range: 95% Molecular Formula: C9H12O5 Formula Weight: 200.19

4-Mercapto-1H-pyrazolo[3,4-d]pyrimidine, 98%, Alfa Aesar™

Formula Weight: 152.18 MDL Number: MFCD00005687 Synonym: 1,5-Dihydro-4H-pyrazolo[3,4-d]pyrimidine-4-thione,Tisopurine Physical Form: Powder Chemical Name or Material: 4-Mercapto-1H-pyrazolo[3,4-d]pyrimidine Melting Point: ≈355°C (dec.) Molecular Formula: C5H4N4S CAS: 5334-23-6 TSCA: No Packaging: Glass bottle Assay: 98%

2-Mercaptophenol +98%, ACROS Organics™

Chemical Name or Material: 2-Mercaptophenol CAS: 1121-24-0 CAS Min %: 98.0 CAS Max %: 100.0 Assay: ≥98.0% Assay Percent Range: 98+% Molecular Formula: C6H6OS Linear Formula: SHC6H4OH Formula Weight: 126.18 MDL Number: MFCD00040447 Synonym: 2-Hydroxythiophenol

3-Mercaptophenol, 96%, ACROS Organics™

Chemical Name or Material: 3-Mercaptophenol CAS: 40248-84-8 CAS Min %: 95.0 CAS Max %: 100.0 Assay: ≥95% Assay Percent Range: 96% Molecular Formula: C6H6OS Linear Formula: SHC6H4OH Formula Weight: 126.18 MDL Number: MFCD01317829

Methacrylamide 98%, ACROS Organics™

Chemical Name or Material: Methacrylamide Name Note: 98% CAS: 79-39-0 Purity Grade: Extra Pure Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C4H7NO Linear Formula: H2C=C(CH3)CONH2 Formula Weight: 85.11 MDL Number: MFCD00008018

Methanesulfonamide, 98%, ACROS Organics™

Chemical Name or Material: Methanesulfonamide Assay: ≥97.5% (GC) Assay Percent Range: 98% Molecular Formula: CH5NO2S Linear Formula: CH3SO2NH2 Formula Weight: 95.12

L-Methionine sulfoximine, 98+%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: L-Methionine sulfoximine Name Note: 98+% CAS: 15985-39-4 Assay: 98.0 to 102.0% Assay Percent Range: 98+% Molecular Formula: C5H12N2O3S Linear Formula: CH3S(O)(=NH)CH2CH2CH(NH2)CO2H Formula Weight: 180.22 MDL Number: MFCD00002621 Synonym: (2S)-2-Amino-4-(S-methylsulfonimidosyl)butanoic acid

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