Di-tert-butyl dicarbonate

• Catalog No.: 361941
• CAS Number: 24424-99-5
• M. F.: C10H18O5
• M. W.: 218.24692
• Purity: ≥99%

SYNONYMS

• Title: 二碳酸二叔丁酯
• IUPAC name: di-tert-butyl dicarbonate
• IUPAC Traditional name: di-tert-butyl dicarbonate
• Synonyms: 二叔丁基二碳酸酯; 焦碳酸二叔丁酯; Di-tert-butyl pyrocarbonate; BOC anhydride

DATABASE IDS

• MDL Number: MFCD00008805
• CAS Number: 24424-99-5
• PubChem SID: 24862282
• Beilstein Number: 1911173
• EC Number: 246-240-1

PROPERTIES

• Grade: ReagentPlus®
• Linear Formula: [(CH3)3COCO]2O
• Purity: ≥99%
• Boiling Point: 56-57 °C/0.5 mmHg(lit.)
• Density: 0.95 g/mL at 25 °C(lit.)
• Flash Point: 37 °C
• Flash Point: 98.6 °F
• Melting Point: 23 °C(lit.)
• Refractive Index: n20/D 1.409(lit.)
• GHS Signal Word: Danger
• GHS Hazard statements: H226-H315-H317-H319-H330-H335
• European Hazard Symbols: Highly toxic (T+)
• Personal Protective Equipment: Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• GHS Precautionary statements: P260-P280-P284-P305 + P351 + P338-P310
• RID/ADR: UN 2929 6.1/PG 1
• Risk Statements: 10-26-36/37/38-43
• RTECS: HT0230000
• Safety Statements: 7/9-16-26-28-36/37-45
• Storage Temperature: 2-8°C
• Hazard Class: 6.1
• UN Number: 2929
• Packing Group: 1
• German water hazard class: 3

DETAILS

Description (English)

Application
Protection of alcohols as Boc derivatives via Lewis acid catalysis.
Reagent for the introduction of the Boc protecting group.
Packaging
5, 25 g in poly bottle
Warning
Hydrolyzes to t-butanol and CO2; causes internal pressure in bottle if exposed to moisture.
Legal Information
ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC

Description (简体中文)

Application
用于引入叔丁氧羰基保护基团的试剂。
通过 Lewis 酸催化作用可以保护叔丁氧羰基衍生物等醇类。
包装
5, 25 g in poly bottle
Warning
水解为叔丁醇和 CO2；暴露在潮湿环境中会导致瓶内压力增大。
法律信息
ReagentPlus 注册商标 Sigma-Aldrich Co. LLC