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1,8-Diazabicyclo[5.4.0]undec-7-ene_Molecular_structure_CAS_6674-22-2)
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1,8-Diazabicyclo[5.4.0]undec-7-ene

Catalog No. 33482 Name Sigma Aldrich
CAS Number 6674-22-2 Website http://www.sigmaaldrich.com
M. F. C9H16N2 Telephone 1-800-521-8956
M. W. 152.23674 Fax
Purity ≥99.0% (GC) Email
Storage Chembase ID: 67496

SYNONYMS

Title
1,8-二氮杂双环[5.4.0]十一碳-7-烯
IUPAC name
2H,3H,4H,6H,7H,8H,9H,10H-pyrimido[1,2-a]azepine
IUPAC Traditional name
1,8-diazabicycloundec-7-ene
Synonyms
2,3,4,6,7,8,9,10-八氢嘧啶并[1,2-a]氮杂卓
DBU
2,3,4,6,7,8,9,10-Octahydropyrimidol[1,2-a]azepine

DATABASE IDS

CAS Number 6674-22-2
EC Number 229-713-7
Beilstein Number 508906
PubChem SID 24860259
MDL Number MFCD00006930

PROPERTIES

Empirical Formula (Hill Notation) C9H16N2
Grade puriss.
Purity ≥99.0% (GC)
Boiling Point 115 °C/11 mmHg(lit.)
Density 1.019 g/mL at 20 °C(lit.)
Flash Point 116 °C
Flash Point 240.8 °F
Refractive Index n20/D 1.523
GHS Pictograms GHS05
GHS Pictograms GHS06
GHS Signal Word Danger
GHS Hazard statements H290-H301-H314-H412
European Hazard Symbols Corrosive Corrosive (C)
MSDS Link Download
Personal Protective Equipment Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
GHS Precautionary statements P273-P280-P301 + P310-P305 + P351 + P338-P310
RID/ADR UN 3267 8/PG 2
Risk Statements 22-34-52/53
Safety Statements 26-36/37/39-45
Hazard Class 8
UN Number 3267
Packing Group 2
German water hazard class 2

DETAILS

Description (English)
Other Notes
Amidine base used for dehydrohalogenation reactions to olefins1; Further important applications are e.g.: esterification of carboxylic acids with alkyl halides2,3; Alkylation and acylation of active methylene compounds4
Description (简体中文)
Other Notes
脱氢卤化反应形成烯烃的脒碱1;更为重要的应用为,例如,羧酸与烷基卤的酯化反应2,3;活性亚甲基化合物的烷基化和酰化4

REFERENCES