Mercaptoe to Methoxya -Organics

Methacrylic acid, 99.5%, extra pure, stabilized, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Methacrylic acid Name Note: Stabilized CAS: 79-41-4 CAS: 150-76-5 Purity Grade: Extra Pure Assay: ≥99.4% Assay Percent Range: 99.5% Molecular Formula: C4H6O2 Linear Formula: H2C=C(CH3)CO2H Formula Weight: 86.09 MDL Number: MFCD00002651 Synonym: 2-Methylpropenoic acid

Metaldehyde, 99%, ACROS Organics™

Chemical Name or Material: Metaldehyde Name Note: 99% CAS: 108-62-3 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C8H16O4 Linear Formula: (CH3CHO)4 Formula Weight: 176.21 MDL Number: MFCD00071549 Synonym: Acetaldehyde tetramer

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

DL-Methioninol, Acros Organics

Chemical Name or Material: DL-Methioninol CAS: 502-83-0 Molecular Formula: C5H13NOS Formula Weight: 135.23 Synonym: 2-Amino-4-(methylthio)-1-butanol

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

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

D(+)-Methioninol, 97%, ACROS Organics™

Chemical Name or Material: D(+)-Methioninol CAS: 87206-44-8 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C5H13NOS Linear Formula: CH3SCH2CH2CH(NH2)CH2OH Formula Weight: 135.22 MDL Number: MFCD00235938 Synonym: (R)-2-Amino-4-(methylthio)-1-butanol

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

Chemical Name or Material: Methanesulfonic acid CAS: 75-75-2 Purity Grade: Extra Pure Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: CH4O3S Linear Formula: CH3SO3H Formula Weight: 96.1 MDL Number: MFCD00007518 Synonym: MSA

1-(Mesitylene-2-sulfonyl)-3-nitro-1,2,4-triazole, 98%, ACROS Organics™

Chemical Name or Material: 1-(Mesitylene-2-sulfonyl)-3-nitro-1, 2, 4-triazole Name Note: 98% CAS: 74257-00-4 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C11H12N4O4S Formula Weight: 296.29 MDL Number: MFCD00009754 Synonym: (2, 4, 6-Trimethylphenyl) (3-nitro-1

Methoxyacetonitrile, 98%, ACROS Organics™

Chemical Name or Material: Methoxyacetonitrile Assay: ≥97.5% (GC) Assay Percent Range: 98% Molecular Formula: C3H5NO Linear Formula: CH3OCH2CN Formula Weight: 71.08

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

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

Methacrolein, 90%, stabilized, ACROS Organics™

Chemical Name or Material: Methacrolein Name Note: 90% CAS: 78-85-3 Assay: ≥88% 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

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%

Mesityl Oxide, Mixture of α- and β -isomers 99%, ACROS Organics™

Chemical Name or Material: Mesityl oxide Assay: 98.5% min. (GC), ≈90% alpha-isomer (GC) Assay Percent Range: 99% Molecular Formula: C6H10O Linear Formula: (CH3)2C=CHCOCH3 Formula Weight: 98.14 Synonym: 4-Methyl-3-penten-2-one

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

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

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

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.)

Methanesulfonyl chloride, 98%

Chemical Name or Material: Methanesulfonyl Chloride CAS: 124-63-0 Molecular Formula: CH3SO2Cl Formula Weight: 114.55 MDL Number: MFCD00007454 UN Number: UN3246 Beilstein: 506297 Merck Index: 14,5955

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-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

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

DL-Mercaptosuccinic acid, 99%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: DL-Mercaptosuccinic acid Assay: 98.5 to 101.5% Assay Percent Range: 99% Molecular Formula: C4H6O4S Linear Formula: HO2CCH2CH(SH)CO2H Formula Weight: 150.15 Synonym: Thiomalic acid

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

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

6-Mercaptopurine monohydrate, 99.5+%, ACROS Organics™

Chemical Name or Material: 6-Mercaptopurine monohydrate Name Note: 99.5+% CAS: 6112-76-1 CAS Min %: 99.5 CAS Max %: 100.0 Assay: ≥99.50% Assay Percent Range: 99.5+% Molecular Formula: C5H4N4S·H2O Formula Weight: 170.19 MDL Number: MFCD01461928 Synonym: 6-Purinethiol

2-Mercapto-1-methylimidazole, 98%, ACROS Organics™

Chemical Name or Material: 2-Mercapto-1-methylimidazole Assay: ≥97.5% (on dried substance) Assay Percent Range: 98% Molecular Formula: C4H6N2S Formula Weight: 114.16

Mercurochrome, 24-27% Mercury, ACROS Organics™

Chemical Name or Material: Mercurochrome Assay: 24 to 27% (Hg), 18 to 22.5% (Br2) Molecular Formula: C20H8Br2HgNa2O6 Formula Weight: 750.65 MDL Number: MFCD00013081 Synonym: 2, 7-Dibromo-4-hydroxymercurifluoresceine disodium salt

Metanilic Acid 98%, ACROS Organics™

Chemical Name or Material: Metanilic acid Name Note: 98% CAS: 121-47-1 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C6H7NO3S Linear Formula: NH2C6H4SO3H Formula Weight: 173.19 MDL Number: MFCD00065345 Synonym: 3-Aminobenzenesulfonic acid

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