1,2,4,5-Tetramethylbenzene

• Catalog No.: 74658
• CAS Number: 95-93-2
• M. F.: C10H14
• M. W.: 134.21816

SYNONYMS

• Title: 1,2,4,5-四甲苯
• IUPAC name: 1,2,4,5-tetramethylbenzene
• IUPAC Traditional name: durene
• Synonyms: 1,2,4,5-Tetramethylbenzene; Durene; 杜烯; 1,2,4,5-四甲苯

DATABASE IDS

• Beilstein Number: 1903393
• MDL Number: MFCD00008528
• EC Number: 202-465-7
• CAS Number: 95-93-2

PROPERTIES

• Description: qNMR Standard for organic solvents (6.9 ppm / 2.2 ppm)
• Grade: TraceCERT®
• Linear Formula: C6H2(CH3)4
• Shelf Life: (limited shelf life, expiry date on the label)
• Density: 0.838 g/mL at 25 °C(lit.)
• Flash Point: 74 °C
• Flash Point: 165.2 °F
• Melting Point: 76-80 °C(lit.)
• Vapor Density: 4.6 (vs air)
• Vapor Pressure: 160 mmHg ( 140 °C)
• GHS Signal Word: Danger
• GHS Hazard statements: H228-H400
• European Hazard Symbols: Flammable (F)
• European Hazard Symbols: Nature polluting (N)
• GHS Precautionary statements: P210-P273
• Risk Statements: 11-50
• RTECS: DC0500000
• Safety Statements: 61
• German water hazard class: 1

DETAILS

Description (English)

Analysis Note
This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO Guide 34. This CRM is traceable to NIST SRM.
General description
Certified content by quantitative NMR incl. uncertainty and expiry are given in the certificate.Download your certificate at: http://www.sigma-aldrich.com.
Other Notes
Chemcial Shift: 2.3 + 7.0 ppm (chemical shifts may slightly vary depending on the experimental conditions)Suitable NMR solvents: CDCl3
Legal Information
TraceCERT is a registered trademark of Sigma-Aldrich Co. LLC
Protocols & Applications
Certified Standards for Quantitative 1H-NMR (qNMR)

Description (简体中文)

Analysis Note
此认证标准物质 (CRM) 是根据 ISO/IEC 17025 和 ISO Guide 34 生产和认证的。此 CRM 可溯源到 NIST 标准参考物质。
General description
认证的含量经定量 NMR 确定，并且证书上标明不确定度和有效期。 证书下载：http://www.sigma-aldrich.com。
Other Notes
Chemcial Shift: 2.3 + 7.0 ppm (chemical shifts may slightly vary depending on the experimental conditions)Suitable NMR solvents: CDCl3
法律信息
TraceCERT 注册商标 Sigma-Aldrich Co. LLC
Protocols & Applications
Certified Standards for Quantitative 1H-NMR (qNMR)