Dimethylketene dimer

Base Information Edit

Chemical Name:Dimethylketene dimer
CAS No.:3173-79-3
Molecular Formula:C8H12 O2
Molecular Weight:140.182
Hs Code.:2932209090
European Community (EC) Number:221-643-5
NSC Number:74312
UNII:19F2Y215MJ
DSSTox Substance ID:DTXSID20185621
Nikkaji Number:J34.519I
Wikidata:Q83056680
Mol file:3173-79-3.mol

Synonyms:Dimethylketene dimer;3173-79-3;2,2-Dimethyl-3-isopropyliden-beta-propiolactone;4-Isopropylidene-3,3-dimethyl-2-oxetanone;2-Oxetanone, 4-isopropylidene-3,3-dimethyl-;NSC 74312;2-Oxetanone, 3,3-dimethyl-4-(1-methylethylidene)-;EINECS 221-643-5;19F2Y215MJ;3,3-Dimethyl-4-(1-methylethylidene)-2-oxetanone;Dimethylketene-.beta.-lactone dimer;2,2,4-Trimethylpent-3-en-3-olide;NSC-74312;3,3-DIMETHYL-4-(PROPAN-2-YLIDENE)OXETAN-2-ONE;2,2,4-Trimethyl-3-hydroxy-3-pentenoic acid beta lactone;3-Hydroxy-2,2,4-trimethyl-3-pentenoic acid, beta-lactone;2-Oxetanone, 3,3-dimethyl-4-(1-methylethylidene)- (9CI);3-Pentenoic acid, 3-hydroxy-2,2,4-trimethyl-, beta-lactone;3-Hydroxy-2,2,4-trimethyl-3-pentenoic acid .beta.-lactone;3,3-dimethyl-4-propan-2-ylideneoxetan-2-one;starbld0007858;2-Oxetanone,3-dimethyl-;UNII-19F2Y215MJ;SCHEMBL13557483;DTXSID20185621;NSC74312;2,2,4-Trimethyl-3-penten-3-olide;WLN: T4VOY DHJ CUY1&1 D1 D1;LS-100978;2-Oxetanone,3-dimethyl-4-(1-methylethylidene)-;2,2,4-Trimethyl-3-hydroxy-3-pentenoic acid .beta.-lactone;2,2,4-TRIMETHYL-3-HYDROXY-3-PENTENOIC ACID LACTONE;2,4-Trimethyl-3-hydroxy-3-pentenoic acid .beta. lactone;3-Hydroxy-2,4,4-trimethyl-3-pentenoic acid .beta.-lactone;3-Hydroxy-2,4-trimethyl-3-pentenoic acid, .beta.-lactone;3-HYDROXY-2,2,4-TRIMETHYL-3-PENTENOIC .BETA.-LACTONE;2,2,4-TRIMETHYL-3-HYDROXY-3-PENTENOIC ACID, .BETA.-LACTONE;.BETA.-LACTONE OF 2,2,4-TRIMETHYL-3-HYDROXY-3-PENTENOIC ACID;3-PENTENOIC ACID, 3-HYDROXY-2,2,4-TRIMETHYL-, .BETA.-LACTONE

Suppliers and Price of Dimethylketene dimer

Supply Marketing:Edit

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 5 raw suppliers

Chemical Property of Dimethylketene dimer Edit

Chemical Property:

Vapor Pressure:1.5mmHg at 25°C
Melting Point:-18°C
Refractive Index:1.4380 (estimate)
Boiling Point:170°Cat760mmHg
Flash Point:62.8°C
PSA：26.30000
Density:1.009g/cm³
LogP:1.86330
XLogP3:2.1
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:0
Exact Mass:140.083729621
Heavy Atom Count:10
Complexity:207

Purity/Quality:: 99% ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:CC(=C1C(C(=O)O1)(C)C)C

Technology Process of Dimethylketene dimer

There total 4 articles about Dimethylketene dimer which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 75.0%

: 598-26-5
dimethylketene

: 3173-79-3
4-isopropylidene-3,3-dimethyl-oxetan-2-one

Guidance literature:: With (R)-1-[(Sp)-2-[bis[3,5-bis(trifluoromethyl)phenyl]phosphino]ferrocenyl]ethyldicyclohexylphosphine; In dichloromethane; at -25 ℃; enantioselective reaction;
DOI:10.1021/jo101867m