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Cyclopentyl chloroformate

Product Name
Cyclopentyl chloroformate
CAS No.
50715-28-1
Chemical Name
Cyclopentyl chloroformate
Synonyms
Cyclopentyl carbonochloridate;yclopentyl chloroformate;CYCLOPENTYL CHLOROFORMATE;Cyclopentyl carbonochloridoate;CARBONOCHLORIDIC ACID, CYCLOPENTYL ESTER;Cyclopentyl carbonochloridoate, [(Chlorocarbonyl)oxy]cyclopentane, [(Chloroformyl)oxy]cyclopentane
CBNumber
CB7751594
Molecular Formula
C6H9ClO2
Formula Weight
148.59
MOL File
50715-28-1.mol
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Cyclopentyl chloroformate Property

Boiling point:
69.0-70.5 °C(Press: 25 Torr)
Density 
1.19±0.1 g/cm3(Predicted)
form 
liquid
color 
Brown
InChI
InChI=1S/C6H9ClO2/c7-6(8)9-5-3-1-2-4-5/h5H,1-4H2
InChIKey
ZFQCRLNKHHXELH-UHFFFAOYSA-N
SMILES
C(Cl)(OC1CCCC1)=O
CAS DataBase Reference
50715-28-1(CAS DataBase Reference)
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Safety

Hazard Codes 
Xi,T
Risk Statements 
10-22-23-41-43-48/22
Safety Statements 
26-36/37/39-45
RIDADR 
UN3277
Hazard Note 
Irritant
HazardClass 
6.1, 8
HS Code 
2916200090
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H226Flammable liquid and vapour

H317May cause an allergic skin reaction

H318Causes serious eye damage

H331Toxic if inhaled

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P280Wear protective gloves/protective clothing/eye protection/face protection.

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N-Bromosuccinimide Price

TRC
Product number
C989930
Product name
CyclopentylChloroformate
Packaging
25g
Price
$250
Updated
2021/12/16
SynQuest Laboratories
Product number
2223-5-X0
Product name
Cyclopentyl chloroformate
Purity
95.0%
Packaging
25g
Price
$350
Updated
2021/12/16
Biosynth Carbosynth
Product number
FC01775
Product name
Cyclopentyl chloroformate
Packaging
50g
Price
$350
Updated
2021/12/16
Biosynth Carbosynth
Product number
FC01775
Product name
Cyclopentyl chloroformate
Packaging
100g
Price
$500
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
HCH0025728
Product name
CYCLOPENTYL CHLOROFORMATE
Purity
95.00%
Packaging
1G
Price
$708.48
Updated
2021/12/16
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Cyclopentyl chloroformate Chemical Properties,Usage,Production

Uses

Cyclopentyl Chloroformate is a chemical reagent used in the synthesis of novel peptidomimetic Hep C protease inhibitors.

Synthesis

32315-10-9

96-41-3

50715-28-1

A mixed solution of cyclopentanol (10.9 mL, 120 mmol) and pyridine (10.7 mL, 132 mmol) was added slowly and dropwise to a solution of triphosgene (11.87 g, 40.0 mmol) in anhydrous ether (100 mL) at -70 °C. The reaction mixture was stirred continuously for 1 h at this temperature and then removed from the low temperature bath. Stirring was continued at room temperature for 1.5 h. Subsequently, 1.0 N HCl aqueous solution (110 mL) was added for acidification. The organic phase was separated, washed with brine (60 mL) and dried over anhydrous sodium sulfate. The solvent was removed by distillation under reduced pressure to afford cyclopentyl chloroformate (14.395 g, boiling point 80 °C/75 mmHg, 80.7% yield). The resulting cyclopentyl chloroformate could be used directly in the subsequent reaction without further purification.

References

[1] Patent: CN106045802, 2016, A. Location in patent: Paragraph 0044-0045
[2] Patent: WO2008/95058, 2008, A1. Location in patent: Page/Page column 31
[3] European Journal of Medicinal Chemistry, 1993, vol. 28, # 1, p. 37 - 45
[4] Patent: WO2008/38175, 2008, A2. Location in patent: Page/Page column 38
[5] Patent: CN107417748, 2017, A. Location in patent: Paragraph 0106

Cyclopentyl chloroformate Preparation Products And Raw materials

Raw materials

Preparation Products

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Cyclopentyl chloroformate Suppliers

MDP ChemControl Ltd.
Tel
--
Fax
--
Email
chemcontrol@nextra.sk
Country
Slovakia
ProdList
6700
Advantage
60
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View Lastest Price from Cyclopentyl chloroformate manufacturers

Career Henan Chemical Co
Product
Cyclopentyl chloroformate 50715-28-1
Price
US $1.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
Customized
Release date
2018-12-15

50715-28-1, Cyclopentyl chloroformateRelated Search:


  • CYCLOPENTYL CHLOROFORMATE
  • CARBONOCHLORIDIC ACID, CYCLOPENTYL ESTER
  • Cyclopentyl carbonochloridoate
  • Cyclopentyl carbonochloridate
  • Cyclopentyl carbonochloridoate, [(Chlorocarbonyl)oxy]cyclopentane, [(Chloroformyl)oxy]cyclopentane
  • yclopentyl chloroformate
  • 50715-28-1
  • CHLOROFORMATES
  • Ring Systems