Synonyms: (S)-2-Hydroxypropionic acid-1-13C; Sarcolactic acid-1-13C Molecular Formula: 13CC2H6O3 Molecular Weight: 91.07 Linear Structural Formula: CH3CH(OH)13CO2H MDL Number: MFCD08702847 Purity: >=98% (CP); >=98% (Chiral Purity, HPLC) Storage: -20C

Purity: >=95% (HPLC) Storage: -20C Legal Information: SILu is a trademark of Sigma-Aldrich Co. LLC

Synonyms: Triphenylpyrylium photosensitizer; [T(p-F)PPT Molecular Formula: C23H14BF7O Molecular Weight: 450.16 Linear Structural Formula: C23H14BF7O Purity: >=95% Melting Point: 242-245 C Application: Triarylpyrylium salt used as a photosensitizer in photocatalysis and…

Synonyms: Cinnamic acid chloride Chemical Formula: C₆H₅CH=CHCOCl Hill Formula: C₉H₇ClO CAS Number: 17082-09-6 UN Number: UN3261

Molecular Formula: C8H6BrFO3S Molecular Weight: 281.1 Linear Structural Formula: C8H6BrFO3S Purity: 95% (GC) Melting Point: 104-110 C Density: 1.705 g/cm3 at 20 C Application: Sulfonyl fluoride motif can be used as a connector for the assembly of -SO2- linked small…

Synonyms: 4-Phenoxybenzenesulfonyl fluoride Molecular Formula: C12H9FO3S Molecular Weight: 252.26 Linear Structural Formula: C12H9FO3S Purity: 95% Melting Point: 45-49 C Application: Sulfonyl fluoride motif can be used as a connector for the assembly of -SO2- linked small…

≥97% Synonym: 2-Oxosuccinic acid, Ketosuccinic acid, Oxalacetic acid, Oxobutanedioic acid CAS Number 328-42-7  Linear Formula HOOCCH2COCOOH  Molecular Weight 132.07  Beilstein Registry Number 1705475   EC Number …

Chemical Formula: Cl(CH₂)₈Cl Hill Formula: C₈H₁₆Cl₂ CAS Number: 39416-48-3 UN Number: UN3261

Molecular Formula: C11H8ClNO2S Molecular Weight: 253.7 Linear Structural Formula: C11H8ClNO2S MDL Number: MFCD09064941 Other Notes: Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. Sigma-Aldrich does…

Formula: (COOH)2 * 2 H2O Grade: ACS, ISO, Reag. Ph Eur CAS No.: 6153-56-6 UN No.: UN3261 pH: 1 (10 g/l, H2O, 20°C) Solubility: 102 g/l (20°C) Melting Point: 101°C Molar Mass: 126.07 g/mol Boiling Point: 149 - 160°C (decomposition) Vapor Pressure: 21 hPa (50°C) Flash…

Empirical Formula: C₁₁H₁₅ClO₂S Linear Formula: C₆(CH₃)₅SO₂Cl Formula Weight: 246.75 MDL Number: MFCD00014722 Purity: 97% Melting Point: 81-85 °C(lit.)

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and…

Molecular Formula: C6H4F2O4S2 Molecular Weight: 242.22 Linear Structural Formula: C6H4F2O4S2 Purity: 95% Melting Point: 37-42 C Application: Sulfonyl fluoride motif can be used as a connector for the assembly of -SO2- linked small molecules with proteins or nucleic acids. This…

Amino groups are common to many biological compounds and many amines used in pharmaceuticals. Most of these compounds show weak absorption in direct HPLC analysis with UV-VIS detection. However, strongly absorbing derivatives of amines can be easily detected by HPLC with high sensitivity even when…

Purity: >=95% (HPLC) Storage: -20C Legal Information: SILu is a trademark of Sigma-Aldrich Co. LLC

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and…

Molecular Formula: C7H4FNO3S Molecular Weight: 201.17 Linear Structural Formula: C7H4FNO3S Purity: 95% (GC) Melting Point: 36-41 C Application: The following aryl fluorosulfate can be utilized as a cross-coupling partner in Suzuki-Miyaura reactions. The standard reaction…

Molecular Formula: C6H5NOS Molecular Weight: 139.18 Linear Structural Formula: C6H5NOS MDL Number: MFCD00014112 Other Notes: Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. Sigma-Aldrich does not…

Synonyms: 4-Nitrobenzenesulfonyl fluoride Molecular Formula: C6H4FNO4S Molecular Weight: 205.16 Linear Structural Formula: O2NC6H4SO2F MDL Number: MFCD00009637 Purity: 95% Melting Point: 75-80 C; 78-80 C (lit.) Application: Sulfonyl fluoride motif can be used as a…

Perfluorotetradecanoic acid belongs to the class of perfluorinated compounds, which are found to be persistent in the environment with bioaccumulative potential. It is used in various commercial applications, including firefighting foams, detergents, insecticides, paper, food containers, as well as…

2-Naphthalenyl ester fluorosulfuric acid is a diaryl fluorosulfate (diaryl-OSO2F). It can be synthesized with 99% yield from the reaction between phenol and sulfuryl fluoride in the presence of triethylamine. It undergoes Suzuki-Miyaura reaction with aryl boronic acid in the presence of Pd(OAc)2…

Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Synonyms: (R)-Clopidogrel bisulfate; (R)-Methyl…

Synonyms: for resolution of racemates Hill Formula: C₁₀H₁₆O₄S CAS Number: 3144-16-9 UN Number: UN3261

Synonyms: Malonic acid mononitrile Chemical Formula: NCCH₂COOH Hill Formula: C₃H₃NO₂ CAS Number: 372-09-8 UN Number: UN3261

Synonyms: 2-Bromo-4-fluorobenzenesulfonyl fluoride Molecular Formula: C6H3BrF2O2S Molecular Weight: 257.05 Linear Structural Formula: C6H3BrF2O2S Purity: 95% (GC) Melting Point: 32-36 C Application: Sulfonyl fluoride motif can be used as a connector for the assembly of…

Synonyms: 2,3-Dibromo-butandioic acid Hill Formula: C₄H₄Br₂O₄ CAS Number: 526-78-3 UN Number: UN3261

Synonyms: 4-Nitrobenzoic acid chloride Chemical Formula: ₄-(NO₂)C₆H₄COCl Hill Formula: C₇H₄ClNO₃ CAS Number: 122-04-3 UN Number: UN3261

Synonym(s): NSC 68185; NSC 8168; Triethylamine sulfur trioxide complex Empirical Formula: C₆H₁₅NO₃S Linear Formula: (CH₃CH₂)₃N -+ SO₃ Formula Weight: 181.25 MDL Number: MFCD00043315 Purity: ≥95%…

Molecular Formula: C6H4BrFO2S Molecular Weight: 239.06 Linear Structural Formula: C6H4BrFO2S MDL Number: MFCD22192499 Purity: 95% (GC) Melting Point: 45-50 C Application: Sulfonyl fluoride motif can be used as a connector for the assembly of -SO2- linked small molecules…

Molecular Formula: C12H9FO2S Molecular Weight: 236.26 Linear Structural Formula: C12H9FO2S MDL Number: MFCD21891524 Purity: 95% Melting Point: 75-80 C Application: The sulfonyl fluoride motif can be used as a connector for the assembly of -SO2- linked small molecules with…

Molecular Formula: C6H4F2O4S2 Molecular Weight: 242.22 Linear Structural Formula: C6H4F2O4S2 Purity: 97% Melting Point: 127-132 C Application: Sulfonyl fluoride motif can be used as a connector for the assembly of -SO2- linked small molecules with proteins or nucleic acids.…

CAS Number: 128-08-5 UN Number: UN3261 Solubility: 14.8 g/l (20°C) (decomposition) Melting Point: 174 - 179°C Molar Mass: 177.98 g/mol Bulk Density: 750 kg/m3 Vapor Pressure: 14.8 hPa (20°C) Density: 2.1 g/cm3 (20°C)