2,4,6-Trimethylbenzoyl chloride

• Catalog No.: A14407
• CAS Number: 938-18-1
• M. F.: C10H11ClO
• M. W.: 182.64674
• Purity: 98+%

SYNONYMS

• Title: 2,4,6-三甲基苯甲酰氯
• IUPAC name: 2,4,6-trimethylbenzoyl chloride
• IUPAC Traditional name: 2,4,6-trimethylbenzoyl chloride
• Synonyms: Mesitoyl chloride; Mesitylene-2-carbonyl chloride

DATABASE IDS

• MDL Number: MFCD00013650
• Beilstein Number: 776108
• EC Number: 213-339-6
• CAS Number: 938-18-1

PROPERTIES

• Purity: 98+%
• Boiling Point: 143-146°C/60mm
• Density: 1.10
• Flash Point: >110°C(230°F)
• Refractive Index: 1.5290
• GHS Hazard statements: H314-H318
• European Hazard Symbols: Corrosive (C)
• GHS Precautionary statements: P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501A
• Risk Statements: 34
• Safety Statements: 26-36/37/39-45
• Storage Warning: Moisture Sensitive
• TSCA Listed: 否
• Hazard Class: 8
• UN Number: UN3265
• Packing Group: II

REFERENCES

• Has been used, in the presence of pyridine, to protect OH groups as mesitoate esters, very stable to base hydrolysis: J. Am. Chem. Soc., 91, 4318 (1969). The group can be removed reductively, e.g. with LiAlH₄: J. Chem. Soc. (C), 2944 (1971), or AlH₃: J. Org. Chem., 57, 3431 (1992).