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Di-tert-butyl dicarbonate

Catalog No. 361941 Name Sigma Aldrich
CAS Number 24424-99-5 Website http://www.sigmaaldrich.com
M. F. C10H18O5 Telephone 1-800-521-8956
M. W. 218.24692 Fax
Purity ≥99% Email
Storage Chembase ID: 85817

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 Pictograms GHS02
GHS Pictograms GHS06
GHS Signal Word Danger
GHS Hazard statements H226-H315-H317-H319-H330-H335
European Hazard Symbols Highly toxic Highly toxic (T+)
MSDS Link Download
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

REFERENCES