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1,2,3,4,5-Pentamethylcyclopentadiene

1,2,3,4,5-Pentamethylcyclopentadiene Structure
CAS No.
4045-44-7
Chemical Name:
1,2,3,4,5-Pentamethylcyclopentadiene
Synonyms
PENTAMETHYLCYCLOPENTADIENE;1,3-Cyclopentadiene, 1,2,3,4,5-pentamethyl-;MCPT;1,2,3,4,5-Pentamethylcyclopenta-1,3-diene;PMCP;opentadiene;1,2,3,4,5-PentamethyL;Pentamethycyclopentadiene;PENTAMETHYLCYCLOPENTADIENE 98+%;Pentamethylcyclopentadiene,min.98%
CBNumber:
CB8234692
Molecular Formula:
C10H16
Molecular Weight:
136.23
MOL File:
4045-44-7.mol
MSDS File:
SDS
Modify Date:
2024/5/14 11:56:19

1,2,3,4,5-Pentamethylcyclopentadiene Properties

Boiling point 58 °C13 mm Hg(lit.)
Density 0.87 g/mL at 25 °C(lit.)
refractive index n20/D 1.474(lit.)
Flash point 112 °F
storage temp. Store below +30°C.
form Liquid
color Clear colorless to yellow-orange, may darken on storage
Specific Gravity 0.87
Water Solubility Miscible with methanol. dichloromethane and ethyl acetate. Slightly miscible with water.
Sensitive Light Sensitive
BRN 1849832
Stability store cold
CAS DataBase Reference 4045-44-7(CAS DataBase Reference)
NIST Chemistry Reference 1,3-Cyclopentadiene, 1,2,3,4,5-pentamethyl-(4045-44-7)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS02
Signal word  Warning
Hazard statements  H226
Precautionary statements  P210-P233-P240-P241-P242-P243
Risk Statements  10
Safety Statements  16
RIDADR  UN 3295 3/PG 3
WGK Germany  3
9-23
HazardClass  3
PackingGroup  III
HS Code  29021990
NFPA 704
2
2 1

1,2,3,4,5-Pentamethylcyclopentadiene price More Price(8)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) 8.18534 1,2,3,4,5-Pentamethylcyclopentadiene for synthesis 4045-44-7 1ML ₹4540 2022-06-14 Buy
Sigma-Aldrich(India) 8.18534 1,2,3,4,5-Pentamethylcyclopentadiene for synthesis 4045-44-7 5ML ₹12939.99 2022-06-14 Buy
Sigma-Aldrich 214027 1,2,3,4,5-Pentamethylcyclopentadiene 95% 4045-44-7 5G ₹9381.08 2022-06-14 Buy
Sigma-Aldrich(India) 214027 1,2,3,4,5-Pentamethylcyclopentadiene 95% 4045-44-7 5G ₹9381.08 2022-06-14 Buy
Sigma-Aldrich 214027 1,2,3,4,5-Pentamethylcyclopentadiene 95% 4045-44-7 25G ₹31873.05 2022-06-14 Buy
Product number Packaging Price Buy
8.18534 1ML ₹4540 Buy
8.18534 5ML ₹12939.99 Buy
214027 5G ₹9381.08 Buy
214027 5G ₹9381.08 Buy
214027 25G ₹31873.05 Buy

1,2,3,4,5-Pentamethylcyclopentadiene Chemical Properties,Uses,Production

Chemical Properties

clear colorless to yellowish liquid

Uses

1,2,3,4,5-Pentamethylcyclopentadiene serves as a precursor to the ligand 1,2,3,4,5-pentamethylcyclopentadienyl. It is used as a growth modifier chemical, during metal organic chemical vapor deposition of iron from iron pentacarbonyl. It is used as a ligand in "one-pot" iridium-catalyzed transformation of alcohols to amides. Further, it acts as an electron mediator in the regeneration process of nicotinamide adenine dinucleotide. In addition to this, it undergoes radical cation catalyzed cycloaddition reaction with allenes to get Diels-Alder product.

General Description

Mechanism of the Diels-Alder reaction of paramagneticendohedral metallofullerene and 1,2,3,4,5-pentamethylcyclopentadiene has been studied. Three-step large-scale preparation of 1,2,3,4,5-pentamethylcyclopentadiene has been reported. Reaction of 1,2,3,4,5-pentamethylcyclopentadiene (HCp*) with actinide ions in gas phase has been investigated by laser ablation mass spectrometry. It undergoes radical cation catalyzed cycloaddition with electron rich allenes to form Diels-Alder product.

1,2,3,4,5-Pentamethylcyclopentadiene Preparation Products And Raw materials

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Cyclopentadiene, 1,2,3,4,5-pentamethyl- 1,2,3,4,5-PENTAMETHYLCYCLOPENTADIENE 1,2,3,4,5-pentamethyl-1,3-cyclopentadiene 1,2,3,4,5-PENTAMETHYLCYCLOPENTADIENE, 95 % PENTAMETHYLCYCLOPENTADIENE 98+% Pentamethylcyclopentadiene,min.98% Pentamethylcyclopentadiene, min. 98% 1,2,3,4,5-Pentamethyl-2,4-cyclopentadiene 1,2,3,4,5-Pentamethylcyclopenta-2,4-diene 1,2,3,4,5-Pentamethylcyclopentane-1,3-diene 1,2,3,4,5-PentaMethylcyclopentadiene, 95% 1ML 1,2,3,4,5-PentaMethylcyclopentadiene, 95% 5ML 1,2,3,4,5-PENTAMETHYLCYCLOPENTADIENE FOR 1,2,3,4,5-PentaMethylcyclopentadiene 95% 1,2,3,4,5-Pentamethylcyclopentadiene, tech 1,2,3,5,5-pentamethylcyclopenta-1,3-diene 1,2,3,4,5-PentamethyL opentadiene 1,2,3,4,5-Pentamethylcyclopentadiene> 1,2,3,4,5-Pentamethylcyclopentadiene ISO 9001:2015 REACH 4045-44-7 1,2,3,4,5-Pentamethylcyclopentadiene PENTAMETHYLCYCLOPENTADIENE 1,3-Cyclopentadiene, 1,2,3,4,5-pentamethyl- 1,2,3,4,5-Pentamethylcyclopenta-1,3-diene MCPT 1,2,3,4,5-PENTAMETHYLCYCLOPENTADIENE(MINIMUM90%) PMCP Pentamethycyclopentadiene 4045-44-7 Organic Building Blocks Cyclic Building Blocks Alkenes organic compound In organic synthesis, high-energy rocket fuel, plasticizer, surface coating, curing agent, polymer synthetic materials Alkenes Cyclic Organic Building Blocks