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3,3-Dimethyl-2-pentanone

3,3-Dimethyl-2-pentanone Structure
3,3-Dimethyl-2-pentanone structure
CAS No.
20669-04-9
Chemical Name:
3,3-Dimethyl-2-pentanone
Synonyms
3,3-DIMETHYLPENTAN-2-ONE;C2H5C(CH3)2COCH3;tert-amylmethylketone;3,3-Dimethyl-2-pentanone;2-Pentanone, 3,3-dimethyl-;3,3-DIMETHYL-2-PENTANONE 98%;3,3-Dimethyl-2-pentanone,tech
CBNumber:
CB7153307
Molecular Formula:
C7H14O
Molecular Weight:
114.19
MDL Number:
MFCD02181195
MOL File:
20669-04-9.mol
MSDS File:
SDS
Last updated:2026-09-12 18:54:40
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3,3-Dimethyl-2-pentanone Properties

Melting point -46.2°C (estimate)
Boiling point 131 °C
Density 0.8119
refractive index 1.4080
Henry's Law Constant 3.1×10-2 mol/(m3Pa) at 25℃, Yaws (2003)
NIST Chemistry Reference 3,3-Dimethyl-2-pentanone(20669-04-9)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Flame (GHS02)Exclamation Mark (GHS07)
GHS02,GHS07
Signal word  Danger
Hazard statements  H225-H315-H319-H335
Precautionary statements  P210-P233-P235-P240-P241-P242-P243-P260-P261-P264-P271-P280-P302+P352-P303+P361+P353-P304-P304+P340-P305+P351+P338-P312-P321-P332+P313-P337+P313-P340-P362-P370+P378-P403-P403+P233-P403+P235-P405-P501
RIDADR  UN1993
HazardClass  3
Limited Quantities 1.0 L (0.3 gallon) (liquid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)

3,3-Dimethyl-2-pentanone price More Price(15)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Usbiological 274396 3,3-Dimethyl-2-pentanone Asreported 20669-04-9 500mg $425 2026-06-03 Buy
Usbiological 274396 3,3-Dimethyl-2-pentanone Asreported 20669-04-9 1g $602 2026-06-03 Buy
Usbiological 274396 3,3-Dimethyl-2-pentanone Asreported 20669-04-9 2g $814 2026-06-03 Buy
Usbiological 274396 3,3-Dimethyl-2-pentanone Asreported 20669-04-9 5g $1238 2026-06-03 Buy
Usbiological 274396 3,3-Dimethyl-2-pentanone Asreported 20669-04-9 10g $1805 2026-06-03 Buy
Product number Packaging Price Buy
274396 500mg $425 Buy
274396 1g $602 Buy
274396 2g $814 Buy
274396 5g $1238 Buy
274396 10g $1805 Buy

3,3-Dimethyl-2-pentanone Chemical Properties, Uses, Production

Chemical Properties

Colorless transparent liquid

Uses

3,3-Dimethyl-2-pentanone is used in the synthesis of 1,2-Dihydro-2-oxo-6-(2,2-dimethylpropyl)-3-pyridinecarboxylic acid derivatives as oral hypoglycemic agents.

3,3-Dimethyl-2-pentanone synthesis

108-24-7
13132-23-5
20669-04-9
Synthesis of 3,3-Dimethyl-2-pentanone from Acetic anhydride and NEOPENTYLMAGNESIUM CHLORIDE

3,3-Dimethyl-2-pentanone Preparation Products And Raw materials

Raw materials

Preparation Products

3,3-Dimethyl-2-pentanone Suppliers

Global Suppliers ( 35)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Wuhan Chemwish Technology Co., Ltd 86-027-67849912 sales@chemwish.com China 35884 56
Shanghai Sinch Parmaceuticals Tech. Co. Ltd. +86-21-54098501 sales@sinch.com.cn China 11592 64
Nanjing Chemlin Chemical Co., Ltd 025-83697070 13770331960 info@chemlin.com.cn China 16305 64
Chengdu Kamel Pharmaceutical Co., Ltd 028-67136579 15828051124 sales@kamelpharm.com China 2472 55
Amadis Chemical Company Limited 571-89925085 sales@amadischem.com China 131885 58
Aikon International Limited 025-58859352 19370895928 sales01@aikonchem.com China 15078 58
Energy Chemical 021-58432009 400-005-6266 marketing@energy-chemical.com China 44871 58
JinOu Biomedical (Nanjing) Co., Ltd. 13000000000 jinoupharma@163.com China 11706 58
Suzhou Daolan Biomedical Technology Co., Ltd. 15952404857 sales@dolanpharm.com China 2967 58
Supplier Advantage
J & K SCIENTIFIC LTD. 76
Wuhan Chemwish Technology Co., Ltd 56
Shanghai Sinch Parmaceuticals Tech. Co. Ltd. 64
Nanjing Chemlin Chemical Co., Ltd 64
Chengdu Kamel Pharmaceutical Co., Ltd 55
Amadis Chemical Company Limited 58
Aikon International Limited 58
Energy Chemical 58
JinOu Biomedical (Nanjing) Co., Ltd. 58
Suzhou Daolan Biomedical Technology Co., Ltd. 58

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C2H5C(CH3)2COCH3 tert-amylmethylketone 3,3-DIMETHYL-2-PENTANONE 98% 3,3-Dimethyl-2-pentanone,tech 2-Pentanone, 3,3-dimethyl- 3,3-DIMETHYLPENTAN-2-ONE 3,3-Dimethyl-2-pentanone 20669-04-9 20669049