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Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch

Esfenvalerate Manufacturer/High quality/Best price/In stock

Cas:66230-04-4

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality Esfenvalerate supplier in China

Cas:66230-04-4

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd

Jinlan Pharm-Drugs Technology Co.,Limited (with its export company Hangzhou Royall Import & Export Co.,Ltd.)is located in Hangzhou, Zhejiang Province. Neighboring Ningbo port, Shanghai port, Hangzhou Xiaoshan Int’l Airport and Shanghai P

Esfenvalerate

Cas:66230-04-4

Min.Order:1 Kilogram

FOB Price: $88.0

Type:Manufacturers

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COLORCOM LTD.

Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on

Esfenvalerate

Cas:66230-04-4

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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Chemwill Asia Co., Ltd.

Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

Esfenvalerate

Cas:66230-04-4

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Pharmaceutical Grade CAS 66230-04-4 with competitive price

Cas:66230-04-4

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages ♦ High purity, all above 98.5%, no impurities after the dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available &diam

Esfenvalerate cas66230-04-4

Cas:66230-04-4

Min.Order:1 Kilogram

FOB Price: $7.0 / 10.0

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Products Name Esfenvalerate Molecular formula C25H22ClNO3 CAS No. 66230-04-4 Classification Acaricide, Insecticide Formulatio

Esfenvalerate

Cas:66230-04-4

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

inquiry

Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients 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 Specialized

Benzeneaceticacid, 4-chloro-a-(1-methylethyl)-, (S)-cyano(3-phenoxyphenyl)methylester, (aS)- 66230-04-4

Cas:66230-04-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

Esfenvalerate CAS:66230-04-4 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 quality organic intermediat

Esfenvalerate CAS:66230-04-4

Cas:66230-04-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, 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

Benzeneaceticacid, 4-chloro-a-(1-methylethyl)-, (S)-cyano(3-phenoxyphenyl)methylester, (aS)-

Cas:66230-04-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Changchun Artel lmport and Export trade company

Product Detail Minimum Order Qty. 10 Gram

esfenvalerate es-fenvalerate 95%TC insecticide pest control CAS NO.66230-04-4 CAS NO.66230-04-4

Cas:66230-04-4

Min.Order:20 Metric Ton

Negotiable

Type:Trading Company

inquiry

Hebei Mojin Biotechnology Co.,Ltd

Hebei Mojin Biotechnology Co., Ltd, Our company is a professional chemical raw materials and chemical reagents research and development production enterprises. We have several production line,So we can control the lowest price. We also have several

Esfenvalerate cas:66230-04-4

Cas:66230-04-4

Min.Order:25 Gram

FOB Price: $90.0 / 100.0

Type:Trading Company

inquiry

Hebei Quanhe Biotechnology Co. LTD

1. 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

Esfenvalerate

Cas:66230-04-4

Min.Order:1 Kilogram

FOB Price: $30.0 / 50.0

Type:Lab/Research institutions

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

Esfenvalerate

Cas:66230-04-4

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Rely Chemicals Ltd.

Best quality/price/service Professional manufacturing FAO Standards Appearance:white powder Package:Solid:50g,100g,200g,250g,400g,500g,1kg,10kg bag ,20kg, 25kg,40kg bag,50kg,600kg, 900kg; Aluminum Foil Bag,plastic bag, fiber bag, fiber drum,wa

high-efficiency Esfenvalerate 95%TC 10%EC 5%EC Insecticide

Cas:66230-04-4

Min.Order:0 Metric Ton

Negotiable

Type:Trading Company

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

Esfenvalerate

Cas:66230-04-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply Esfenvalerate

Cas:66230-04-4

Min.Order:0 Metric Ton

Negotiable

Type:Other

inquiry

Shanghai Massive Chemical Technology Co., Ltd.

Massive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and

Esfenvalerate/High quality/Best price

Cas:66230-04-4

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo 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

High purity Esfenvalerate

Cas:66230-04-4

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Zibo Dorne chemical technology co. LTD

Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,

Esfenvalerate

Cas:66230-04-4

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

1)quick response within 12 hours; 2)quality guarantee: all products are strictly tested by our qc, confirmed by qa and approved by third party lab in china, usa, canada, germany, uk, italy, france etc. 3) oem/odm available; 4) rea

EsfenvalerateCAS NO.: 66230-04-4

Cas:66230-04-4

Min.Order:1 Kilogram

FOB Price: $4.0

Type:Lab/Research institutions

inquiry

Xiamen Jenny Chemical Technology Co., Ltd.

GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,

Esfenvalerate

Cas:66230-04-4

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

EAST CHEMSOURCES LIMITED

factory?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

Esfenvalerate

Cas:66230-04-4

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed

Esfenvalerate

Cas:66230-04-4

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong 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

Esfenvalerate

Cas:66230-04-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

1.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

Esfenvalerate

Cas:66230-04-4

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

Esfenvalerate

Cas:66230-04-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Bluecrystal chem-union

We 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

Esfenvalerate

Cas:66230-04-4

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Henan Tianfu Chemical Co., Ltd.

Our advantage:Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientif

TIANFU-CHEM Esfenvalerate

Cas:66230-04-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

sodium cyanide
143-33-9

sodium cyanide

S-(+)-2-(4-chlorophenyl)isovaleryl chloride
66230-05-5

S-(+)-2-(4-chlorophenyl)isovaleryl chloride

3-Phenoxybenzaldehyde
39515-51-0

3-Phenoxybenzaldehyde

esfenvalerate
66230-04-4

esfenvalerate

Conditions
ConditionsYield
With N-butyl-N,N-dimethyl-(α-phenyl)ethylammonium bromide In water; 1,2-dichloro-ethane at 0 - 5℃; for 2.25h;36%
α-cyano-3-phenoxybenzyl S-(+)-2-(4-chlorophenyl)isovalerate
956498-38-7

α-cyano-3-phenoxybenzyl S-(+)-2-(4-chlorophenyl)isovalerate

A

(R)-α-cyano-3-phenoxybenzyl (S)-2-(4-chlorophenyl)-3-methylbutyrate
67614-32-8

(R)-α-cyano-3-phenoxybenzyl (S)-2-(4-chlorophenyl)-3-methylbutyrate

B

esfenvalerate
66230-04-4

esfenvalerate

Conditions
ConditionsYield
With ammonia In methanol at -19 - 17℃; for 17 - 260h; Purification / work up; Resolution of racemate;A n/a
B 23%
Stage #1: α-cyano-3-phenoxybenzyl S-(+)-2-(4-chlorophenyl)isovalerate In n-heptane; toluene for 2h; Heating / reflux; Resolution of racemate;
Stage #2: In methanol at -16 - 0℃; for 65 - 240h; Purification / work up;
iron rust In methanol at -5 - 12℃; for 30h; Purification / work up; Resolution of racemate;
S-(+)-2-(4-chlorophenyl)isovaleryl chloride
66230-05-5

S-(+)-2-(4-chlorophenyl)isovaleryl chloride

(S)-m-phenoxybenzaldehyde cyanohydrin
39515-47-4, 52315-06-7, 61826-76-4, 71962-66-8

(S)-m-phenoxybenzaldehyde cyanohydrin

esfenvalerate
66230-04-4

esfenvalerate

Conditions
ConditionsYield
With pyridine
S-(+)-2-(4-chlorophenyl)isovaleryl chloride
66230-05-5

S-(+)-2-(4-chlorophenyl)isovaleryl chloride

(S)-m-phenoxybenzaldehyde cyanohydrin
39515-47-4, 52315-06-7, 61826-76-4, 71962-66-8

(S)-m-phenoxybenzaldehyde cyanohydrin

A

esfenvalerate
66230-04-4

esfenvalerate

B

[R]-alpha-cyano-3-phenoxybenzyl [S]-2-(4-chlorophenyl)-2-isopropyl-acetate
66267-77-4

[R]-alpha-cyano-3-phenoxybenzyl [S]-2-(4-chlorophenyl)-2-isopropyl-acetate

Conditions
ConditionsYield
With pyridine In dichloromethane a) 0 deg C 1 h, b) r.t., overnight; Yield given. Title compound not separated from byproducts;
2-hydroxy-2-(3-phenoxyphenyl)acetonitrile
39515-47-4

2-hydroxy-2-(3-phenoxyphenyl)acetonitrile

S-(+)-2-(4-chlorophenyl)isovaleryl chloride
66230-05-5

S-(+)-2-(4-chlorophenyl)isovaleryl chloride

A

esfenvalerate
66230-04-4

esfenvalerate

B

[R]-alpha-cyano-3-phenoxybenzyl [S]-2-(4-chlorophenyl)-2-isopropyl-acetate
66267-77-4

[R]-alpha-cyano-3-phenoxybenzyl [S]-2-(4-chlorophenyl)-2-isopropyl-acetate

Conditions
ConditionsYield
With pyridine In dichloromethane for 0.5h; Acylation;A 495 mg
B 645 mg
2-(4-chlorophenyl)-3-methyl-(2SR)-butanoyl chloride
51631-50-6

2-(4-chlorophenyl)-3-methyl-(2SR)-butanoyl chloride

(S)-m-phenoxybenzaldehyde cyanohydrin
39515-47-4, 52315-06-7, 61826-76-4, 71962-66-8

(S)-m-phenoxybenzaldehyde cyanohydrin

A

(R)-α-cyano-3-phenoxybenzyl (S)-2-(4-chlorophenyl)-3-methylbutyrate
67614-32-8

(R)-α-cyano-3-phenoxybenzyl (S)-2-(4-chlorophenyl)-3-methylbutyrate

B

esfenvalerate
66230-04-4

esfenvalerate

Conditions
ConditionsYield
With pyridine In hexane; acetate buffer at 0℃; pH=4.5; Title compound not separated from byproducts;
(S)-(+)-cyano(3-phenoxyphenyl)methyl butyrate
298702-31-5

(S)-(+)-cyano(3-phenoxyphenyl)methyl butyrate

esfenvalerate
66230-04-4

esfenvalerate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: Pseudomonas cepacia lipase gelozyme; AcOH; 1-butanol / hexane / 3 h / 20 °C / Enzymatic reaction
2: pyridine / acetate buffer; hexane / 0 °C / pH 4.5
View Scheme
2-(4-chlorophenyl)-3-methylbutyric acid
2012-74-0, 55291-27-5, 55332-38-2, 63640-09-5

2-(4-chlorophenyl)-3-methylbutyric acid

esfenvalerate
66230-04-4

esfenvalerate

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: via (S)-(-)-α-methylbenzylamine salt
2: SOCl2; DMF / CHCl3 / 1 h / 60 °C
3: 495 mg / pyridine / CH2Cl2 / 0.5 h
View Scheme
S-isopropyl-4-chlorophenylacetic acid
55332-38-2

S-isopropyl-4-chlorophenylacetic acid

esfenvalerate
66230-04-4

esfenvalerate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: SOCl2; DMF / CHCl3 / 1 h / 60 °C
2: 495 mg / pyridine / CH2Cl2 / 0.5 h
View Scheme
3-Phenoxybenzaldehyde
39515-51-0

3-Phenoxybenzaldehyde

esfenvalerate
66230-04-4

esfenvalerate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: HCl / tetrahydrofuran; H2O / 0.5 h / 20 °C
2: 495 mg / pyridine / CH2Cl2 / 0.5 h
View Scheme
Multi-step reaction with 3 steps
2: Candida cylindracea lipase / H2O / 23 h / 30 °C / pH 5
3: pyridine
View Scheme
Multi-step reaction with 3 steps
2: 49 percent / Arthrobacter lipase / H2O / 23 h / 40 °C / further lipases and immobilized Arthrobacter lipase; effect of pH, temperature and (S)/(R) mixture of the acetate
3: pyridine
View Scheme
O-acetyl-(S)-2-hydroxy-2-(3-phenoxyphenyl)acetonitrile
113301-28-3

O-acetyl-(S)-2-hydroxy-2-(3-phenoxyphenyl)acetonitrile

esfenvalerate
66230-04-4

esfenvalerate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 92 percent / ethanol / diisopropyl ether / 6 h / 25 °C / lipase from Pseudomonas cepacia (Amano)
2: pyridine / CH2Cl2 / a) 0 deg C 1 h, b) r.t., overnight
View Scheme
alpha-cyano-3-phenoxybenzyl acetate
61066-87-3

alpha-cyano-3-phenoxybenzyl acetate

esfenvalerate
66230-04-4

esfenvalerate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: Candida cylindracea lipase / H2O / 23 h / 30 °C / pH 5
2: pyridine
View Scheme
Multi-step reaction with 2 steps
1: 49 percent / Arthrobacter lipase / H2O / 23 h / 40 °C / further lipases and immobilized Arthrobacter lipase; effect of pH, temperature and (S)/(R) mixture of the acetate
2: pyridine
View Scheme
cyclo(D-phenylalanyl-D-histidine)

cyclo(D-phenylalanyl-D-histidine)

2-hydroxy-2-(3-phenoxyphenyl)acetonitrile
39515-47-4

2-hydroxy-2-(3-phenoxyphenyl)acetonitrile

(p-chlorophenyl)isopropylketene
92742-11-5

(p-chlorophenyl)isopropylketene

esfenvalerate
66230-04-4

esfenvalerate

racemic alpha-isopropyl-p-chlorophenylacetyl chloride

racemic alpha-isopropyl-p-chlorophenylacetyl chloride

(S)-m-phenoxybenzaldehyde cyanohydrin
39515-47-4, 52315-06-7, 61826-76-4, 71962-66-8

(S)-m-phenoxybenzaldehyde cyanohydrin

esfenvalerate
66230-04-4

esfenvalerate

Conditions
ConditionsYield
With pyridine In methanol; hexane; toluene
esfenvalerate
66230-04-4

esfenvalerate

A

1-allyl-4-chlorobenzene
1745-18-2

1-allyl-4-chlorobenzene

B

4-chloro(ethylbenzene)
622-98-0

4-chloro(ethylbenzene)

C

2-(4-Chlorophenyl)ethanol
1875-88-3

2-(4-Chlorophenyl)ethanol

D

2-(4-chlorophenyl)-3-methylbutyric acid
2012-74-0, 55291-27-5, 55332-38-2, 63640-09-5

2-(4-chlorophenyl)-3-methylbutyric acid

E

1-chloro-4-(1-methylprop-2-en-1-yl)benzene
23853-78-3

1-chloro-4-(1-methylprop-2-en-1-yl)benzene

F

3-phenoxybenzoic acid
3739-38-6

3-phenoxybenzoic acid

G

2-(4-Chloro-phenyl)-propionic acid
938-95-4

2-(4-Chloro-phenyl)-propionic acid

H

3-Phenoxybenzaldehyde
39515-51-0

3-Phenoxybenzaldehyde

I

para-Chlorobenzyl alcohol
873-76-7

para-Chlorobenzyl alcohol

J

methyl N-hydroxybenzene carboximidoate

methyl N-hydroxybenzene carboximidoate

Conditions
ConditionsYield
With dihydrogen peroxide In methanol; water at 25℃; for 4h; pH=10.95;
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