CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE

CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE Structure
CAS No.
21170-10-5
Chemical Name:
CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE
Synonyms
3A,6A-DIMETHYLPERHYDROPENTALENE-2,5-DIONE;1β,5β-Dimethylbicyclo[3.3.0]octane-3,7-dione;CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE;3a,6a-dimethyl-1,3,4,6-tetrahydropentalene-2,5-dione;3aβ,6aβ-Dimethyltetrahydropentalene-2,5(1H,4H)-dione;(3aβ,6aβ)-3a,6a-Dimethyloctahydropentalene-2,5-dione;CIS-1,5-DIMETHYLBICYCLO(3.3.0)OCTANE-3,7 -DIONE, 98+%;cis-3a,6a-Dimethyltetrahydropentalene-2,5(1H,3H)-dione;cis-tetrahydro-3a,6a-dimethylpentalene-2,5(1H,3H)-dione;cis-Tetrahydro-3a,6a-dimethyl-2,5(1H,3H)-pentalenedione
CBNumber:
CB6335326
Molecular Formula:
C10H14O2
Molecular Weight:
166.22
MOL File:
21170-10-5.mol
MSDS File:
SDS
Modify Date:
2023/4/23 13:52:06

CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE Properties

Melting point 228-230 °C(lit.)
Boiling point 254.44°C (rough estimate)
Density 1.0060 (rough estimate)
refractive index 1.4930 (estimate)
form solid
color Faint yellow/faint beige
CAS DataBase Reference 21170-10-5(CAS DataBase Reference)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P305+P351+P338
Hazard Codes  Xi
Safety Statements  24/25
WGK Germany  3
Hazard Note  Irritant
HS Code  2914290090
NFPA 704
0
1 0

CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE price More Price(1)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) 220841 cis-1,5-Dimethylbicyclo[3.3.0]octane-3,7-dione ≥98% 21170-10-5 1G ₹5380.03 2022-06-14 Buy
Product number Packaging Price Buy
220841 1G ₹5380.03 Buy

CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE Chemical Properties,Uses,Production

Chemical Properties

white to light yellow crystal powde

Synthesis Reference(s)

Tetrahedron Letters, 9, p. 4885, 1968 DOI: 10.1016/S0040-4039(00)72784-5

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.

CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE Preparation Products And Raw materials

Raw materials

Preparation Products

CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE Suppliers

Global( 68)Suppliers
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GRK RESEARCH LABORATORIES PVT LTD +91-8249607014 +91-9849401944 Hyderabad, India 205 58 Inquiry
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Amadis Chemical Company Limited 571-89925085 China 131980 58 Inquiry
cis-tetrahydro-3a,6a-dimethylpentalene-2,5(1H,3H)-dione CIS-1,5-DIMETHYLBICYCLO(3.3.0)OCTANE-3,7 -DIONE, 98+% rel-(3aR,6aR)-3a,6a-diMethyl-octahydropentalene-2,5-dione (3aβ,6aβ)-3a,6a-Dimethyloctahydropentalene-2,5-dione 1β,5β-Dimethylbicyclo[3.3.0]octane-3,7-dione 3a,4,6,6a-Tetrahydro-3aα,6aα-dimethyl-2,5(1H,3H)-pentalenedione 3aβ,6aβ-Dimethyltetrahydropentalene-2,5(1H,4H)-dione CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE 3A,6A-DIMETHYLPERHYDROPENTALENE-2,5-DIONE 3a,6a-dimethyl-1,3,4,6-tetrahydropentalene-2,5-dione cis-3a,6a-Dimethyltetrahydropentalene-2,5(1H,3H)-dione 2,5(1H,3H)-Pentalenedione, tetrahydro-3a,6a-dimethyl-, cis- (3Ar,6ar)-3a,6a-dimethyltetrahydropentalene-2,5(1H,3H)-dione cis-Tetrahydro-3a,6a-dimethyl-2,5(1H,3H)-pentalenedione 21170-10-5 C10 Carbonyl Compounds Building Blocks Ketones Organic Building Blocks chiral C10 Carbonyl Compounds Ketones