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Merck
CN

155756

2,2,6,6-Tetramethyl-3,5-heptanedione

98%

Synonym(s):

Dipivaloylmethane

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About This Item

Linear Formula:
(CH3)3CCOCH2COC(CH3)3
CAS Number:
Molecular Weight:
184.28
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
214-268-3
Beilstein/REAXYS Number:
1447269
MDL number:
Assay:
98%
Form:
liquid
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Quality Segment

assay

98%

form

liquid

refractive index

n20/D 1.459 (lit.)

bp

72-73 °C/6 mmHg (lit.)

density

0.883 g/mL at 25 °C (lit.)

functional group

ketone

SMILES string

CC(C)(C)C(=O)CC(=O)C(C)(C)C

InChI

1S/C11H20O2/c1-10(2,3)8(12)7-9(13)11(4,5)6/h7H2,1-6H3

InChI key

YRAJNWYBUCUFBD-UHFFFAOYSA-N

General description

2,2,6,6-Tetramethyl-3,5-heptanedione is a bidentate ligand used in the synthesis of stable complexes with lanthanide ions.

2,2,6,6-Tetramethyl-3,5-heptanedioneis a stable, anhydrous reagent. It undergoes O-additions and C-additions. In various reactions, it acts as an air-stable ligand for metal catalysts. Furthermore, it serves as a substrate for heterocycles.

Application

2,2,6,6-tetramethyl-3,5-heptanedione was used in the synthesis of α-aryl-β-diketones and dicyanamidobenzene-bridge diruthenium complex.

2,2,6,6-Tetramethyl-3,5-heptanedione used as a ancillary ligand in the synthesis of orange-emitting iridium(III) complex.


Storage Class

10 - Combustible liquids

wgk

WGK 1

flash_point_f

152.6 °F - closed cup

flash_point_c

67 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter



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