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Diethyl 1,1-cyclobutanedicarboxylate

CAS No.
3779-29-1
Chemical Name:
Diethyl 1,1-cyclobutanedicarboxylate
Synonyms
DIETHYL CYCLOBUTANE-1,1-DICARBOXYLATE;NSC 9017;AKOS BBS-00006459;1,1-DICARBOETHOXYCYCLOBUTANE;DIETHYL 2,2-TRIMETHYLENEMALONATE;1,1-Bis(ethoxycarbonyl)cyclobutane;DIETHYL 1,1-CYCLOBUTANEDICARBOXYLATE;Diethyl 1,1-Cyclobutanedicarboxylate >1,1-decarboxylic acid diethyl cyclobutane;1,1-CYCLOBUTANEDICARBOXYLIC ACID DIETHYL ESTER
CBNumber:
CB3352522
Molecular Formula:
C10H16O4
Molecular Weight:
200.23
MDL Number:
MFCD00019261
MOL File:
3779-29-1.mol
MSDS File:
SDS
Last updated:2024-03-25 11:48:53

Diethyl 1,1-cyclobutanedicarboxylate Properties

Boiling point 104-105 °C12 mm Hg(lit.)
Density 1.05 g/mL at 20 °C(lit.)
refractive index 1.4360
Flash point 89°C
storage temp. Sealed in dry,Room Temperature
solubility Chloroform, Dichloromethane, Methanol,
form Oil
Specific Gravity 1.05
color Colourless
Water Solubility Insoluble in water.
BRN 2050195
CAS DataBase Reference 3779-29-1(CAS DataBase Reference)
FDA UNII S7BAH6Z7AN
NIST Chemistry Reference Diethyl 1,1-cyclobutanedicarboxylate(3779-29-1)
EPA Substance Registry System 1,1-Cyclobutanedicarboxylic acid, diethyl ester (3779-29-1)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H227
Precautionary statements  P210e-P280a-P370+P378a-P501a-P210-P280-P370+P378-P403+P235-P501
Risk Statements  36/37/38
Safety Statements  23-24/25
WGK Germany  3
TSCA  Yes
HS Code  38220090
NFPA 704
2
0 0

Diethyl 1,1-cyclobutanedicarboxylate price More Price(25)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich S436178 DIETHYL 1,1-CYCLOBUTANEDICARBOXYLATE Aldrich 3779-29-1 1g $29.8 2024-03-01 Buy
Sigma-Aldrich 28690 Diethyl cyclobutane-1,1-dicarboxylate ≥98.0% (GC) 3779-29-1 25ml $299 2023-06-20 Buy
TCI Chemical C0942 Diethyl 1,1-Cyclobutanedicarboxylate >97.0%(GC) 3779-29-1 5mL $35 2024-03-01 Buy
TCI Chemical C0942 Diethyl 1,1-Cyclobutanedicarboxylate >97.0%(GC) 3779-29-1 25mL $103 2024-03-01 Buy
Alfa Aesar B22140 Diethyl 1,1-cyclobutanedicarboxylate, 95% 3779-29-1 10g $48.65 2024-03-01 Buy
Product number Packaging Price Buy
S436178 1g $29.8 Buy
28690 25ml $299 Buy
C0942 5mL $35 Buy
C0942 25mL $103 Buy
B22140 10g $48.65 Buy

Diethyl 1,1-cyclobutanedicarboxylate Chemical Properties,Uses,Production

Chemical Properties

Colourless Oil

Uses

Diethyl cyclobutane-1,1-dicarboxylate may be used in chemical synthesis studies.

Uses

Diethyl 1,1-cyclobutanedicarboxylate is used as a pharmaceutical intermediate. Used as intermediate in the production of Carboplatin.

Preparation

The preparation of diethyl 1,1-cyclobutanedicarboxylate is as follows:The major product is tetraethy1 1,1,5,5-pentanetetra-carboxylate II with diethyl malonate. To eliminate this side reaction, II was independently prepared by the addition of hydrogen bromide to diethyl allylmalonate (I) and then cyclized to II by treatment with sodium ethylate. The over-all yield from I is about 50%.

QQ截图20221110145508.png

109-64-8
105-53-3
3779-29-1
Synthesis of Diethyl 1,1-cyclobutanedicarboxylate from 1,3-Dibromopropane and Diethyl malonate
Global( 300)Suppliers
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Zhejiang Karry Pharmachem Co., Ltd.
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View Lastest Price from Diethyl 1,1-cyclobutanedicarboxylate manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Diethyl cyclobutane-1,1-dicarboxylate pictures 2024-04-22 Diethyl cyclobutane-1,1-dicarboxylate
3779-29-1
US $20.00 / kg 1kg 99.9% 1000 hebei hongtan Biotechnology Co., Ltd
Phenylacetic acid isobutyl ester pictures 2023-12-18 Phenylacetic acid isobutyl ester
3779-29-1
US $0.00 / KG 1KG 99% 50000KG/month Hebei Mojin Biotechnology Co., Ltd
Diethyl 1,1-cyclobutanedicarboxylate pictures 2023-09-06 Diethyl 1,1-cyclobutanedicarboxylate
3779-29-1
US $30.00-10.00 / KG 50KG 99% 500000kg Hebei Guanlang Biotechnology Co., Ltd.
DIETHYL 1,1-CYCLOBUTANEDICARBOXYLATE 1,1-Cyclobutanedicarboxylic Acid 1,1-Diethyl Ester NSC 9017 1,1-Bis(ethoxycarbonyl)cyclobutane 1,1-Dicarboxylic acid cyclobutane diethylester 1,1-CYCLOBUTANEDICARBOXYLIC ACID DIETHYL ESTER 1,1-DICARBOETHOXYCYCLOBUTANE AKOS BBS-00006459 CYCLOBUTANE-1,1-DICARBOXYLIC ACID DIETHYL ESTER CYCLOBUTANE-1,1-DICARBOXYLIC ACID DIMETHYL ESTER DIETHYL 2,2-TRIMETHYLENEMALONATE Diethyl 1,1-Cyclobutanedicarboxylate > DIETHYL CYCLOBUTANE-1,1-DICARBOXYLATE 1,1-decarboxylic acid diethyl cyclobutane 3779-29-1 23779-29-1 Esters Organic Building Blocks Cyclobutanes & Cyclobutenes Simple 4-Membered Ring Compounds Building Blocks Carbonyl Compounds C10 to C11 Building Blocks C10 to C11 Carbonyl Compounds Chemical Synthesis Esters Organic Building Blocks Pharmaceutical Intermediates Intermediates & Fine Chemicals Pharmaceuticals Cyclobutanes & Cyclobutenes Simple 4-Membered Ring Compounds Cycloalkanes