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220841

Sigma-Aldrich

cis-1,5-Dimethylbicyclo[3.3.0]octane-3,7-dione

≥98%

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About This Item

Empirical Formula (Hill Notation):
C10H14O2
CAS Number:
21170-10-5
Molecular Weight:
166.22
EC Number:
244-255-8
MDL number:
MFCD00003772
UNSPSC Code:
12352100
PubChem Substance ID:
24853195
NACRES:
NA.22

Quality Level

100

Assay

≥98%

form

solid

mp

228-230 °C (lit.)

functional group

ketone

SMILES string

C[C@]12CC(=O)C[C@@]1(C)CC(=O)C2

InChI

1S/C10H14O2/c1-9-3-7(11)5-10(9,2)6-8(12)4-9/h3-6H2,1-2H3/t9-,10+

InChI key

KGZWVKASYOPUET-AOOOYVTPSA-N

Related Categories

General description

Olefination of cis-1,5-dimethylbicyclo[3.3.0]octane-3,7-dione with (carbethoxyethylidene)triphenylphospharane under controlled microwave heating has been investigated. It reacts with carbon disulfide, strong base and an alkylating agent in dipolar aprotic solvents to yield racemic mixtures of 2-dialkylthio-methylene compounds.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
05907TD
10305BC
08122CQ
12917KC

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