1.In No Less 10 years exporting experience. you can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specializ
Cas:5870-63-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry3-HYDROXY-2-METHYL-CYCLOPENT-2-ENONE CAS:5870-63-3 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quali
Cas:5870-63-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai
Cas:5870-63-3
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
Cas:5870-63-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s
Cas:5870-63-3
Min.Order:1 Kilogram
FOB Price: $10.0 / 100.0
Type:Lab/Research institutions
inquiryOur advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We have s
Cas:5870-63-3
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryZibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
Cas:5870-63-3
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
Cas:5870-63-3
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryShandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W
Cas:5870-63-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
Cas:5870-63-3
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryWe are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
Cas:5870-63-3
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiry1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.
Cas:5870-63-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAnsciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
Cas:5870-63-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry3-hydroxy-2-methylcyclopent-2-en-1-one Application:3-hydroxy-2-methylcyclopent-2-en-1-one
3-HYDROXY-2-METHYL-CYCLOPENT-2-ENONEAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:5870-63-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry3-hydroxy-2-methylcyclopent-2-en-1-oneAppearance:ask Storage:Keep in dry and cool condition Package:foil aluminium bag/vacuum packing Application:intermediates Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(
Cas:5870-63-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:5870-63-3
Min.Order:0
Negotiable
Type:Trading Company
inquiryHuBei ipure is a diversified product production and operation enterprise, with API, pharma intermediates, and other fine chemicals as well as R&D and pigments development and sales as one of the large enterprises, with more than 1
Cas:5870-63-3
Min.Order:1 Gram
FOB Price: $1.0
Type:Trading Company
inquiryUnited Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat
Cas:5870-63-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1,Best Quality: Our products have exported to Germany, Spain, UK, USA, Australia, Middle East, and so on other countries, and we have got very good feedback from our customers.so
Cas:5870-63-3
Min.Order:10 Gram
FOB Price: $1.0 / 2.0
Type:Trading Company
inquiryWe are a trading company aiming at providing high-quality services to customers. Established for many years, with good reputation in the industry Storage:Sealed and preserved Application:Fine chemical intermediates, used as the main raw material for
Cas:5870-63-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry3-hydroxy-2-methylcyclopent-2-en-1-one Application:intermediates
2-Cyclopenten-1-one,3-hydroxy-2-methyl- Storage:Store in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/Pharmaceutical intermediates Transportation:By Sea,by Air,By courier like DHL or Fedx. Port:Sh
Cas:5870-63-3
Min.Order:0
Negotiable
Type:Trading Company
inquiry3-hydroxy-2-methylcyclopent-2-en-1-one Application:3-hydroxy-2-methylcyclopent-2-en-1-one
Cas:5870-63-3
Min.Order:0
Negotiable
Type:Trading Company
inquirySupply top quality products with a reasonable price Application:api
YUYONGMEI was established in Aug,1999, located in the industrial park of Nanjing University of Technology, It is a private enterprises in Jiangsu Province with 1200 square meters’ R&D center. Our R&D center has a well-equipped synthetic laboratory a
Cas:5870-63-3
Min.Order:0
Negotiable
Type:Trading Company
inquiryManufacturer,strong R&D,professional team Storage:Store in a cool, dry place. Store in a tightly closed container. Package:according to your requirement Application:ZhiShang Chemical is owned by ZhiShang Group, is a professional new-type chemicals en
Cas:5870-63-3
Min.Order:0
Negotiable
Type:Trading Company
inquiryhigh purity Application:Drug intermediates Materials intermediates and active molecules
Cas:5870-63-3
Min.Order:0
Negotiable
Type:Trading Company
inquiry2-methylcyclopentane-1,3-dione ethylene glycol monoacetal
3-hydroxy-2-methyl-2-cyclopenten-1-one
Conditions | Yield |
---|---|
With hydrogenchloride In tetrahydrofuran; water for 10h; | 71% |
3-hydroxy-2-methyl-2-cyclopenten-1-one
Conditions | Yield |
---|---|
With Amberlyst 15; trifluoroacetic acid for 10h; Heating; | 0.088 g |
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: N,N,N,N,N,N-hexamethylphosphoric triamide; methyllithium / diethyl ether / 0.5 h / 0 °C / Inert atmosphere 1.2: 1 h / -78 °C / Inert atmosphere 1.3: 3 h / -78 - 20 °C / Inert atmosphere 2.1: toluene-4-sulfonic acid / benzene / 6 h / Reflux; Dean-Stark 3.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 0.33 h / Inert atmosphere 3.2: 20 h 4.1: tetrapropylammonium perruthennate; 4-methylmorpholine N-oxide / dichloromethane / 0.5 h / Molecular sieve; Inert atmosphere 5.1: hydrogenchloride / tetrahydrofuran; water / 10 h View Scheme |
3-hydroxy-2-methyl-2-cyclopenten-1-one
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: toluene-4-sulfonic acid / benzene / 6 h / Reflux; Dean-Stark 2.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 0.33 h / Inert atmosphere 2.2: 20 h 3.1: tetrapropylammonium perruthennate; 4-methylmorpholine N-oxide / dichloromethane / 0.5 h / Molecular sieve; Inert atmosphere 4.1: hydrogenchloride / tetrahydrofuran; water / 10 h View Scheme |
3-hydroxy-2-methyl-2-cyclopenten-1-one
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 0.33 h / Inert atmosphere 1.2: 20 h 2.1: tetrapropylammonium perruthennate; 4-methylmorpholine N-oxide / dichloromethane / 0.5 h / Molecular sieve; Inert atmosphere 3.1: hydrogenchloride / tetrahydrofuran; water / 10 h View Scheme |
3-hydroxy-2-methyl-2-cyclopenten-1-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: tetrapropylammonium perruthennate; 4-methylmorpholine N-oxide / dichloromethane / 0.5 h / Molecular sieve; Inert atmosphere 2: hydrogenchloride / tetrahydrofuran; water / 10 h View Scheme |
3-hydroxy-2-methyl-2-cyclopenten-1-one
orthoformic acid triethyl ester
2-Methylcyclopent-1,3-dione monoethyl enol ether
Conditions | Yield |
---|---|
With sulfuric acid In ethanol | 98% |
3-hydroxy-2-methyl-2-cyclopenten-1-one
3-chloro-2-methylcyclopent-2-en-1-one
Conditions | Yield |
---|---|
With diethyl(trichloromethyl)phosphine In dichloromethane for 12h; Ambient temperature; | 92% |
With tetrachloromethane; triphenylphosphine | |
With oxalyl dichloride In N,N-dimethyl-formamide |
3-hydroxy-2-methyl-2-cyclopenten-1-one
4,5-dioxohexanoic acid
Conditions | Yield |
---|---|
With oxygen; copper(II) perchlorate In acetonitrile for 12h; Ambient temperature; | 92% |
3-hydroxy-2-methyl-2-cyclopenten-1-one
benzylamine
3-(benzylamino)-2-methylcyclopent-2-en-1-one
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene for 10h; Heating; | 92% |
With toluene-4-sulfonic acid In toluene Heating; | 92% |
N-(phenylthio)succinimide
3-hydroxy-2-methyl-2-cyclopenten-1-one
2-methyl-2-(phenylthio)-1,3-cyclopentanedione
Conditions | Yield |
---|---|
With triethylamine In benzene for 2h; Heating; | 90% |
hexan-1-amine
3-hydroxy-2-methyl-2-cyclopenten-1-one
3-Hexylamino-2-methyl-cyclopent-2-enone
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene Heating; | 90% |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In diethyl ether; toluene at 120℃; for 20h; Dean-Stark; | 87% |
3-hydroxy-2-methyl-2-cyclopenten-1-one
3-iodo-2-methyl-2-cyclopentenone
Conditions | Yield |
---|---|
With iodine; triethylamine; triphenylphosphine In acetonitrile for 12h; Reflux; Inert atmosphere; | 87% |
methanol
3-hydroxy-2-methyl-2-cyclopenten-1-one
A
3-methoxy-2-methylcyclopent-2-enone
B
2-methyl-3-phenylsulfanyl-cyclopent-2-enone
Conditions | Yield |
---|---|
With camphor-10-sulfonic acid; thiophenol at 20℃; for 96h; | A 10% B 78% |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene at 130℃; for 20h; Dean-Stark; | 77% |
3-hydroxy-2-methyl-2-cyclopenten-1-one
thiophenol
2-methyl-3-phenylsulfanyl-cyclopent-2-enone
Conditions | Yield |
---|---|
With camphor-10-sulfonic acid In methanol at 50℃; for 21h; | 76% |
3-hydroxy-2-methyl-2-cyclopenten-1-one
methyl vinyl ketone
2-methyl-2-(3-oxobutyl)-1,3-cyclopentanedione
Conditions | Yield |
---|---|
at 150℃; for 3h; | 65% |
With acetic acid In water at 70℃; Darkness; Inert atmosphere; |
3-hydroxy-2-methyl-2-cyclopenten-1-one
δ-Phenylselenenylbutanol
3-(4-phenylselenobutanoxy)-2-methylcyclopent-2-en-1-one
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In benzene for 9h; Heating; | 53% |
With toluene-4-sulfonic acid In benzene Dean-Stark conditions; | 53% |
pyrrolidine
3-hydroxy-2-methyl-2-cyclopenten-1-one
2-methyl-3-(1-pyrrolidinyl)-2-cyclopenten-1-one
Conditions | Yield |
---|---|
With acetic acid In ethanol for 4h; Heating; | 5% |
3-hydroxy-2-methyl-2-cyclopenten-1-one
3-Bromo-2-methylcyclopent-2-en-1-one
Conditions | Yield |
---|---|
With carbon tetrabromide; triphenylphosphine In chloroform |
3-hydroxy-2-methyl-2-cyclopenten-1-one
ethyl 2-bromomethyl-2-propenoate
2-(1-Methyl-2,5-dioxo-cyclopentylmethyl)-acrylic acid ethyl ester
Conditions | Yield |
---|---|
With potassium carbonate In acetone |
methanol
3-hydroxy-2-methyl-2-cyclopenten-1-one
3-methoxy-2-methylcyclopent-2-enone
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In benzene |
ethanol
3-hydroxy-2-methyl-2-cyclopenten-1-one
2-Methylcyclopent-1,3-dione monoethyl enol ether
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In benzene |
3-hydroxy-2-methyl-2-cyclopenten-1-one
(3-bromopropyl)(phenyl)selane
3-(3-phenylselenopropanoxy)-2-methylcyclopent-2-en-1-one
Conditions | Yield |
---|---|
With sodium hydride 1) DMF, 0 deg C - room temperature, 20 min, 2) 70 deg C, 3 h; Yield given. Multistep reaction; | |
With sodium hydride DMF; Yield given. Multistep reaction; |
3-hydroxy-2-methyl-2-cyclopenten-1-one
1-bromo-4-phenylselenobutane
3-(4-phenylselenobutanoxy)-2-methylcyclopent-2-en-1-one
Conditions | Yield |
---|---|
With sodium hydride 1) DMF, 0 deg C - room temperature, 20 min, 2) 70 deg C, 4 h; Yield given. Multistep reaction; | |
With sodium hydride DMF; Yield given. Multistep reaction; |
3-hydroxy-2-methyl-2-cyclopenten-1-one
ethyl iodide
2-Ethyl-2-methyl-1,3-cyclopentanedione
Conditions | Yield |
---|---|
With potassium hydroxide |
3-hydroxy-2-methyl-2-cyclopenten-1-one
methyl iodide
2,2-dimethylcyclopentane-1,3-dione
Conditions | Yield |
---|---|
With potassium hydroxide |
3-hydroxy-2-methyl-2-cyclopenten-1-one
2-(chloromethyl)-6-methoxy-4-(1-methylethyl)-1,2-benzisothiazol-3(2H)-one 1,1-dioxide
Conditions | Yield |
---|---|
With sodium hydride 1.) DMF, RT, 30 min, 2.) DMF, RT, 144 h; Yield given. Multistep reaction; |
diazomethane
3-hydroxy-2-methyl-2-cyclopenten-1-one
3-methoxy-2-methylcyclopent-2-enone
Conditions | Yield |
---|---|
In tetrahydrofuran; diethyl ether |
Conditions | Yield |
---|---|
With hydrogenchloride; sodium acetate; sodium nitrite 1) H2O, 0 deg C, 15 min, 2) H2O; Yield given. Multistep reaction; |
Conditions | Yield |
---|---|
With sodium hydride 1.) DMF, room temperature (4 h), 45 deg C (45 min), 2.) DMF, room temperature, 3.5 h; Yield given; Multistep reaction; |
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