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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 (L)-Albuterol supplier in China

Cas:34391-04-3

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

inquiry

EAST CHEMSOURCES LIMITED

Our Server 1. Competitive offers with standard high quality or customize 2. Available customizing blending of above 2 single products 3. Prompt delivery within 2-3 weeks(1 weeks is available for ready stock) 4. Well-trained and profession

Levalbuterol

Cas:34391-04-3

Min.Order:1 Kilogram

FOB Price: $2.0 / 3.0

Type:Manufacturers

inquiry

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

(R)-(+)-Salbutamol

Cas:34391-04-3

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

LIDE PHARMACEUTICALS LIMITED

LIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc.

Salbutamol

Cas:34391-04-3

Min.Order:1 Kilogram

FOB Price: $0.9 / 1.0

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

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 Scientific and so on.O

34391-04-3 (1,3-Benzenedimethanol, a1-[[(1,1-dimethylethyl)amino]methyl]-4-hydroxy-,(a1R)- )

Cas:34391-04-3

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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

Salbutamol 34391-04-3

Cas:34391-04-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

Salbutamol CAS:34391-04-3 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 quality organic intermediates,

Salbutamol CAS:34391-04-3

Cas:34391-04-3

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

Salbutamol

Cas:34391-04-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan 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

Salbutamol

Cas:34391-04-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

Our 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

TIANFUCHEM--34391-04-3---Salbutamol

Cas:34391-04-3

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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 (L)-Albuterol

Cas:34391-04-3

Min.Order:0 Metric Ton

Negotiable

Type:Other

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 quality (L)-Albuterol

Cas:34391-04-3

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Siwei Development Group Ltd.

Product name: Levalbuterol CAS No.: 34391-04-3 Molecule Formula:C13H21NO3 Molecule Weight:239.31 Purity: 99.0% Package: 25kg/drum Description:White crystalline powder Manufacture Standards:Enterprise Standard TESTI

Lower Price Levalbuterol

Cas:34391-04-3

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages High purity, all above 98.5%, no impurities after dissolution We will test each batch to ensure quality OEM and private brand services designed for free Various cap colors available We can also provide MT1 peptide powd

Salbutamol

Cas:34391-04-3

Min.Order:1 Kilogram

FOB Price: $50.0 / 100.0

Type:Trading Company

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,

Salbutamol

Cas:34391-04-3

Min.Order:1 Milligram

Negotiable

Type:Trading Company

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

TIANFUCHEM--34391-04-3---Salbutamol

Cas:34391-04-3

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

TIANFUCHEM--34391-04-3---Salbutamol

Cas:34391-04-3

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

Levalbuterol

Cas:34391-04-3

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

TIANFUCHEM--34391-04-3---Salbutamol

Cas:34391-04-3

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Hubei Vanz Pharm Co.,Ltd

ISO/factory/goodqualityAppearance:off white Storage:Dry,cool place Package:drum Application:active pharmaceutical ingredients Transportation:by air/sea/express Port:shenzhen/shanghai

Levalbuterol

Cas:34391-04-3

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

JINHUA HUAYI CHEMICAL CO., LTD.

Jinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands

Levalbuterol

Cas:34391-04-3

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

Salbutamol

Cas:34391-04-3

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Aecochem Corp.

Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

(L)-Albuterol

Cas:34391-04-3

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

Salbutamol

Cas:34391-04-3

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Koning Pharmchem Co., Ltd.

KONING PHARMCHEM CO., LTD. has committed itself to a strategy of providing a unique service for companies involved in the manufacture of pharmaceuticals, healthcare products, food, cosmetics and other fine chemicals. Our products including but not li

Levalbuterol

Cas:34391-04-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Antimex Chemical Limied

Ansciep 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

Salbutamol

Cas:34391-04-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hunan Russell Chemicals Technology Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:any port in China

Levalbuterol 34391-04-3

Cas:34391-04-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hubei Langyou International Trading Co., Ltd

TIANFUCHEM--34391-04-3---Salbutamol Application:TIANFUCHEM--34391-04-3---Salbutamol

TIANFUCHEM--34391-04-3---Salbutamol

Cas:34391-04-3

Min.Order:0

Negotiable

Type:Other

inquiry

DB BIOTECH CO., LTD

best seller Application:API Port:Beijing,Shanghai,Guangzhou ,China main port

Salbutamol

Cas:34391-04-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present

Salbutamol

Cas:34391-04-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

(-)-(R)-2-(tert-butylamino)-1-(2,2-dimethyl-4H-benzo[d][1,3]dioxin-6-yl)-ethanol
238762-31-7

(-)-(R)-2-(tert-butylamino)-1-(2,2-dimethyl-4H-benzo[d][1,3]dioxin-6-yl)-ethanol

Levalbuterol
34391-04-3

Levalbuterol

Conditions
ConditionsYield
With sulfuric acid In methanol at 21℃;99%
(R)-α1-[[(1,1-dimethylethyl)amino]methyl]-4-hydroxy-1,3-benzenedimethanol D-dibenzoyltartrate
348135-26-2

(R)-α1-[[(1,1-dimethylethyl)amino]methyl]-4-hydroxy-1,3-benzenedimethanol D-dibenzoyltartrate

Levalbuterol
34391-04-3

Levalbuterol

Conditions
ConditionsYield
With hydrogenchloride In methanol; ethyl acetate at -2 - 2℃; for 1.25h; Product distribution / selectivity;92.5%
methanol
67-56-1

methanol

(R)-α1-[[(1,1-dimethylethyl)amino]methyl]-4-hydroxy-1,3-benzenedimethanol D-dibenzoyltartrate
348135-26-2

(R)-α1-[[(1,1-dimethylethyl)amino]methyl]-4-hydroxy-1,3-benzenedimethanol D-dibenzoyltartrate

A

N-(tert-butyl)-2-methoxy-2-(4-hydroxy-3-(hydroxymethyl)phen-1-yl)-ethanamine
870076-72-5

N-(tert-butyl)-2-methoxy-2-(4-hydroxy-3-(hydroxymethyl)phen-1-yl)-ethanamine

B

SLB-OMe prim
18910-70-8

SLB-OMe prim

C

Levalbuterol
34391-04-3

Levalbuterol

Conditions
ConditionsYield
With hydrogenchloride In ethyl acetate at -2 - 2℃; for 1.25 - 2h; Product distribution / selectivity;A n/a
B n/a
C 92.3%
salbutamol ketone

salbutamol ketone

A

Levalbuterol
34391-04-3

Levalbuterol

B

(+)-Albuterol

(+)-Albuterol

Conditions
ConditionsYield
With hydrogen; triethylamine; (2R,4R)-4-(dicyclohexylphosphino)-2-(diphenylphosphino-methyl)-N-methyl-aminocarbonyl-pyrrolidine In methanol; toluene at 50℃; under 15001.5 Torr; for 23h; Product distribution / selectivity;A 90%
B n/a
(R)-1-[4-acetoxy-3-acetoxymethylphenyl]-2-bromoethanol

(R)-1-[4-acetoxy-3-acetoxymethylphenyl]-2-bromoethanol

tert-butylamine
75-64-9

tert-butylamine

Levalbuterol
34391-04-3

Levalbuterol

Conditions
ConditionsYield
at 100℃; for 8h; Temperature;88%
5-{2-[(E)-tert-Butylimino]-acetyl}-2-hydroxy-benzoic acid methyl ester

5-{2-[(E)-tert-Butylimino]-acetyl}-2-hydroxy-benzoic acid methyl ester

A

Levalbuterol
34391-04-3

Levalbuterol

B

(+)-Albuterol

(+)-Albuterol

Conditions
ConditionsYield
With dimethylsulfide borane complex; chiral oxazaborolidine derivative In toluene Product distribution; 1.) 3 h, 0 deg C, 2.) 5 h, reflux; other catalysts, solvents, temperatures and amount of catalyst;
With dimethylsulfide borane complex; chiral oxazaborolidine derivative In toluene 1.) 3 h, 0 deg C, 2.) 5 h, reflux; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
4-Hydroxyacetophenone
99-93-4

4-Hydroxyacetophenone

Levalbuterol
34391-04-3

Levalbuterol

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: dimethyl amine / water / 8 h / 40 °C
1.2: 4 h / 110 °C
2.1: bromine / chloroform; water / 12 h / -5 °C
3.1: water; borane pyridine / toluene / 12 h / 25 °C / Inert atmosphere
4.1: 8 h / 100 °C
View Scheme
4'-acetoxy-3'-(acetoxymethyl)acetophenone
24085-06-1

4'-acetoxy-3'-(acetoxymethyl)acetophenone

Levalbuterol
34391-04-3

Levalbuterol

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: bromine / chloroform; water / 12 h / -5 °C
2: water; borane pyridine / toluene / 12 h / 25 °C / Inert atmosphere
3: 8 h / 100 °C
View Scheme
Salbutamol
18559-94-9

Salbutamol

Levalbuterol
34391-04-3

Levalbuterol

Conditions
ConditionsYield
With (+)-O,O'-di-p-toluoyl-D-tartaric acid Resolution of racemate;n/a
Salbutamol
18559-94-9

Salbutamol

A

Levalbuterol
34391-04-3

Levalbuterol

B

(+)-Albuterol

(+)-Albuterol

Conditions
ConditionsYield
With β‑cyclodextrin sulfonic acid In aq. phosphate buffer at 25℃; pH=3; pH-value; Reagent/catalyst; Resolution of racemate;
With capillary electrochromatography open-tubular column coated with 1-allylimidazolium-β-cyclodextrin In aq. acetate buffer at 20℃; pH=8; pH-value; Resolution of racemate;
2-tert-butylamino-1-(4-hydroxy-2-hydroxymethyl-phenyl)ethanol

2-tert-butylamino-1-(4-hydroxy-2-hydroxymethyl-phenyl)ethanol

A

Levalbuterol
34391-04-3

Levalbuterol

B

(+)-Albuterol

(+)-Albuterol

Conditions
ConditionsYield
With isopropylamine; trifluoroacetic acid In methanol at 25℃; under 75007.5 Torr; Reagent/catalyst; Resolution of racemate;
5-<<(1,1-Dimethylethyl)amino>acetyl>-2-hydroxybenzaldehyde hydrochloride
115787-53-6

5-<<(1,1-Dimethylethyl)amino>acetyl>-2-hydroxybenzaldehyde hydrochloride

Levalbuterol
34391-04-3

Levalbuterol

Conditions
ConditionsYield
With sodium tetrahydroborate; boron trifluoride diethyl etherate; (R)-α,α-diphenylprolinol In tetrahydrofuran at 25℃; for 3h; Concentration; Solvent; Reagent/catalyst; Inert atmosphere; Reflux;
salicylaldehyde
90-02-8

salicylaldehyde

Levalbuterol
34391-04-3

Levalbuterol

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: aluminum (III) chloride / 1,2-dichloro-ethane / 36 h / 70 - 80 °C
2.1: isopropyl alcohol / 2 h / 80 °C
2.2: 16 h / 15 - 30 °C
3.1: sodium tetrahydroborate; (R)-α,α-diphenylprolinol; boron trifluoride diethyl etherate / tetrahydrofuran / 3 h / 25 °C / Inert atmosphere; Reflux
View Scheme
5-(2-bromoacetyl)-2-hydroxybenzaldehyde
115787-50-3

5-(2-bromoacetyl)-2-hydroxybenzaldehyde

Levalbuterol
34391-04-3

Levalbuterol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: isopropyl alcohol / 2 h / 80 °C
1.2: 16 h / 15 - 30 °C
2.1: sodium tetrahydroborate; (R)-α,α-diphenylprolinol; boron trifluoride diethyl etherate / tetrahydrofuran / 3 h / 25 °C / Inert atmosphere; Reflux
View Scheme
Levalbuterol
34391-04-3

Levalbuterol

BR-AEA

BR-AEA

Conditions
ConditionsYield
Stage #1: Levalbuterol With sodium hydroxide In methanol; acetonitrile at 75℃; for 2h;
Stage #2: With boric acid In methanol; water; acetonitrile at 75℃; for 2h;
70%
Levalbuterol
34391-04-3

Levalbuterol

phenylboronic acid
98-80-6

phenylboronic acid

(R)-4-(2-(tert-butylamino)-1-hydroxyethyl)-2-(hydroxymethyl)phenyl hydrogen phenylboronate

(R)-4-(2-(tert-butylamino)-1-hydroxyethyl)-2-(hydroxymethyl)phenyl hydrogen phenylboronate

Conditions
ConditionsYield
Stage #1: Levalbuterol With sodium hydroxide In toluene at 115℃; for 0.5h; pH=12;
Stage #2: phenylboronic acid In toluene at 115℃; for 4h;
70%
Dihydroxy-isobutyl-boran
84110-40-7

Dihydroxy-isobutyl-boran

Levalbuterol
34391-04-3

Levalbuterol

(R)-6-(2-(tert-butylammonio)-1-hydroxyethyl)-2-hydroxy-2-isobutyl-4H-benzo[d][1,3,2]dioxaborinin-2-uide

(R)-6-(2-(tert-butylammonio)-1-hydroxyethyl)-2-hydroxy-2-isobutyl-4H-benzo[d][1,3,2]dioxaborinin-2-uide

Conditions
ConditionsYield
With sodium hydroxide In toluene at 115℃; for 4h; pH=Ca. 12;69%
Levalbuterol
34391-04-3

Levalbuterol

levosalbutamol hydrochloride

levosalbutamol hydrochloride

Conditions
ConditionsYield
With hydrogenchloride In methanol; water at 0 - 5℃; for 2h; pH=3.5 - 4.5;45%
With hydrogenchloride In methanol; water at 0 - 5℃; for 2h; pH=3.5 - 4.5;45%
With hydrogenchloride In ethyl acetate
acetic anhydride
108-24-7

acetic anhydride

Levalbuterol
34391-04-3

Levalbuterol

acetyl salbutamol

acetyl salbutamol

Conditions
ConditionsYield
In neat (no solvent) Molecular sieve; Microwave irradiation; Green chemistry;30%
succinic acid anhydride
108-30-5

succinic acid anhydride

Levalbuterol
34391-04-3

Levalbuterol

R-(-)-sal-hapten

R-(-)-sal-hapten

Conditions
ConditionsYield
In ethanol at 20℃; for 12h; Inert atmosphere;11.5%

Raw Materials

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