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Xi'an Quanao Biotech Co., Ltd.

China Factory Supply Price API Powder Antihistamine Cetirizine hydrochloride/Cetirizine HCL Xi'an Quanao Biotech Co., Ltd. is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, peptide,Nootropis et

China Factory Supply Price API Powder Antihistamine Cetirizine hydrochloride/Cetirizine HCL

Cas:83881-52-1

Min.Order:100 Gram

FOB Price: $0.42 / 0.68

Type:Manufacturers

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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

Cetirizine hydrochloride

Cas:83881-52-1

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Hangzhou Dingyan Chem Co., Ltd

Analysis tests Standard Results Appearance A white or almost white crystalline A white powder Residue on i

High purity Cetirizine Dihydrochloride CAS: 83881-52-1

Cas:83881-52-1

Min.Order:1 Kilogram

FOB Price: $1.0 / 5.0

Type:Manufacturers

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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 Cetirzine Hydrochloride supplier in China

Cas:83881-52-1

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

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Wuhan Fortuna Chemical Co.,Ltd

Unique advantages for Cetirizine hydrochloride Cas 83881-52-1 Guaranteed the purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White or almost white powder Storage:Store at RT Package:1kg

Hot sale high quality Cetirizine hydrochloride Cas 83881-52-1 with low price

Cas:83881-52-1

Min.Order:1 Kilogram

FOB Price: $370.0 / 388.0

Type:Trading Company

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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 Shangha

Cetirizine hydrochloride CAS:83881-52-1 manufacturer/supplier

Cas:83881-52-1

Min.Order:1 Gram

Negotiable

Type:Manufacturers

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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 Cetirzine Hydrochloride

Cas:83881-52-1

Min.Order:1

Negotiable

Type:Other

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Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

Factory Price API 99% Cetirizine hydrochloride 83881-52-1 GMP Manufacturer

Cas:83881-52-1

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

TIANFUCHEM--83881-52-1--Cetirizine hydrochloride factory price Our company was built in 2009 with an ISO certificate.In the past 10 years, we have grown up as a famous fine chemicals supplier in China And we had established stable business

TIANFUCHEM--83881-52-1--Cetirizine hydrochloride factory price

Cas:83881-52-1

Min.Order:1 Metric Ton

FOB Price: $2000.0

Type:Lab/Research institutions

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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. We are specialized in chemical synthesis, process development of pharmaceu

Cetirizine hydrochloride

Cas:83881-52-1

Min.Order:1 Kilogram

FOB Price: $0.9 / 1.0

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva

Cetirizine hydrochloride

Cas:83881-52-1

Min.Order:1 Kilogram

FOB Price: $9.0 / 99.0

Type:Trading Company

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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

New arrivalCAS 83881-52-1 with high-quality service

Cas:83881-52-1

Min.Order:10 Gram

FOB Price: $146.0 / 176.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Product Name: Cetirizine Hydrochloride Cetiizine dihydrochloride; Cetrizine dihydrochloride; Cetiizine dihydrochloride; Cetirizine dihydrochloride; (2- {4 - [(4-Chlorophenyl) (phenyl) methyl] piperazin-1-yl} ethoxy) acetic acid dihydrochloride

Cetirizine hydrochloride

Cas:83881-52-1

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Other

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Hubei Langyou International Trading Co., Ltd

1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:White Crystalline Powder Storage:Store in sealed conta

high quality 83881-52-1 Cetirizine hydrochloride with best price

Cas:83881-52-1

Min.Order:10 Gram

Negotiable

Type:Other

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:off White powder Storage:R.T Package:25kg/drum Application:It is mainly used for allergic diseases of the respiratory system, skin and eyes Transportation:Express/Sea/Air Port:Any port in China

Factory price high quality Cetirizine dihydrochloride

Cas:83881-52-1

Min.Order:1 Kilogram

FOB Price: $1.0

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

Acetic acid,2-[2-[4-[(4-chlorophenyl)phenylmethyl]-1-piperazinyl]ethoxy]-, hydrochloride(1:2) 83881-52-1

Cas:83881-52-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Xi'an Faithful Biotech Co., Ltd.

We are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery

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 prese

respiratory stimulant, Cetirizine hydrochloride CAS:83881-52-1

Cas:83881-52-1

Min.Order:1 Kilogram

FOB Price: $81.7 / 86.4

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

Cetirizine hydrochloride CAS:83881-52-1 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

Cetirizine hydrochloride CAS:83881-52-1

Cas:83881-52-1

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

Acetic acid,2-[2-[4-[(4-chlorophenyl)phenylmethyl]-1-piperazinyl]ethoxy]-, hydrochloride(1:2)

Cas:83881-52-1

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

Acetic acid,2-[2-[4-[(4-chlorophenyl)phenylmethyl]-1-piperazinyl]ethoxy]-, hydrochloride(1:2)

Cas:83881-52-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Maytime Bio-Tech Co.,Ltd.

We have one R&D laboratory and two product bases in Hangzhou which are established as per GMP requirements. Our technical force is rich and has a passel of technologists who have engaged in research and production of medication for ma

CAS.83881-52-1 Cetirizine hydrochloride EP

Cas:83881-52-1

Min.Order:1 Kilogram

Negotiable

Type:Other

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Triumph International Development Limilted

Appearance:White crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:t is mainly used for respiratory alle... Transportation:Common products:Sea/Ai

Cetirizine DI HCL

Cas:83881-52-1

Min.Order:100 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Huarong Pharm Co., Ltd.

Hangzhou Huarong Pharm Co., Ltd.established since 2009 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World.

Cetirizine Hcl

Cas:83881-52-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Afine Chemicals Limited

Our Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter

Cetirizine hydrochloride

Cas:83881-52-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Zenuo Biological Medicine Technology Co Ltd

Product Name: Cetirizine hydrochloride Synonyms: Triz;Virlix;Zeran;Zirtec;Zirtin;Zyrzine;Cetrizine Hydrochloride EP;Acetic acid,2-[2-[4-[(4-chlorophenyl)phenylMethyl]-1-piperazinyl]ethoxy]-, hydrochloride(1:2) CAS: 83881-52-1 MF: C21H26Cl2N2

Cetirizine hydrochloride 99%

Cas:83881-52-1

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Sinoway Industrial Co., Ltd.

Why is SINOWAY: 1) Specialized in pharmaceutical and healthcare industrial for 34 years. 2) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days. 4) We have warehouse in USA with quickly shipment . 5) We c

Antihistamine 98% up by HPLC Cetirizine Hydrochloride Cetirizine HCL

Cas:83881-52-1

Min.Order:25 Kilogram

Negotiable

Type:Trading Company

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

Cetirizine hydrochloride

Cas:83881-52-1

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Yuanmeng Biological Technology Co., Ltd.

Hubei Yuanmeng Biological Technology Co., Ltd., which is located in Wuhan, China. We are specializing in the exportation of APIs, and plant extracts ect. Our products has been exported to America, Australia, Brazil, the Europe, Middle East and other

Good Quality Cetirizine Hydrochloride CAS 83881-52-1

Cas:83881-52-1

Min.Order:1 Kilogram

FOB Price: $5.0 / 7.0

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

Cetirizine hydrochloride

Cas:83881-52-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

cetirizine
83881-51-0

cetirizine

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

Conditions
ConditionsYield
With hydrogenchloride In water; acetone at 20 - 50℃; for 2h;87.9%
With hydrogenchloride In water pH=8;
With hydrogenchloride In ethyl acetate; isopropyl alcohol at 25 - 35℃; for 1 - 2h; pH=2;
2-{4-[(4-chlorophenyl)(phenyl)methyl]piperazin-1-yl}ethan-1-ol
109806-71-5

2-{4-[(4-chlorophenyl)(phenyl)methyl]piperazin-1-yl}ethan-1-ol

sodium monochloroacetic acid
3926-62-3

sodium monochloroacetic acid

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

Conditions
ConditionsYield
Stage #1: 2-{4-[(4-chlorophenyl)(phenyl)methyl]piperazin-1-yl}ethan-1-ol; sodium monochloroacetic acid With sodium hydroxide In water; dimethyl sulfoxide; toluene at 30 - 35℃; for 14 - 18h;
Stage #2: With hydrogenchloride In water; acetone at 20℃;
87.4%
C21H25ClN2O2
770697-99-9

C21H25ClN2O2

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

Conditions
ConditionsYield
Stage #1: C21H25ClN2O2 With potassium dihydrogenphosphate; phosphoric acid; dihydrogen peroxide In dichloromethane; dimethyl sulfoxide at 5 - 25℃; for 8h; pH=4 - 5;
Stage #2: With hydrogenchloride In butanone at 60℃;
86%
2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetamide
83881-37-2, 163837-41-0, 163837-43-2

2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetamide

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

Conditions
ConditionsYield
Stage #1: 2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetamide With sodium hydroxide In water Heating / reflux;
Stage #2: With hydrogenchloride In ethyl acetate; isopropyl alcohol for 1 - 2h;
cetirizine hydrochloride
83881-51-0

cetirizine hydrochloride

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

Conditions
ConditionsYield
With hydrogenchloride In ethyl acetate; isopropyl alcohol at 25 - 35℃; for 1.16667 - 2.25h; pH=2;
2-(2-{4-[(4-chlorophenyl)(phenyl)methyl]piperazin-1-yl}ethoxy)-N,N-dimethylacetamide dihydrochloride

2-(2-{4-[(4-chlorophenyl)(phenyl)methyl]piperazin-1-yl}ethoxy)-N,N-dimethylacetamide dihydrochloride

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

Conditions
ConditionsYield
With hydrogenchloride; sodium hydroxide In dichloromethane; water; acetone
With water; sodium hydroxide for 3h; Reflux; Large scale reaction;
(RS)-N,N-diethyl-{2-[4-(α-phenyl-p-chloro-benzyl)piperazin-1-yl]ethoxy}-acetamide
343781-29-3

(RS)-N,N-diethyl-{2-[4-(α-phenyl-p-chloro-benzyl)piperazin-1-yl]ethoxy}-acetamide

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

Conditions
ConditionsYield
In 1,4-dioxane
(RS)-N,N-diallyl-{2-[4-(α-phenyl-p-chloro-benzyl)piperazin-1-yl]ethoxy}-acetamide
343781-30-6

(RS)-N,N-diallyl-{2-[4-(α-phenyl-p-chloro-benzyl)piperazin-1-yl]ethoxy}-acetamide

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

Conditions
ConditionsYield
In 1,4-dioxane
(+/-)-{2-[4-(α-phenyl-p-chlorobenzyl)-piperazin-1-yl]-ethoxy}-acetic acid-N,N-dimethylamide
940980-27-8, 940980-28-9, 343781-27-1

(+/-)-{2-[4-(α-phenyl-p-chlorobenzyl)-piperazin-1-yl]-ethoxy}-acetic acid-N,N-dimethylamide

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

methyl tert-butylether

methyl tert-butylether

tert-butyl 2-(2-chloroethoxy)acetate

tert-butyl 2-(2-chloroethoxy)acetate

N-(4-chlorobenzhydryl)piperazine
303-26-4

N-(4-chlorobenzhydryl)piperazine

pyrographite
7440-44-0

pyrographite

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

Conditions
ConditionsYield
With ammonium hydroxide; sodium hydroxide; sodium carbonate In N-methyl-acetamide; hydrogenchloride; acetone
2-{4-[(4-chlorophenyl)(phenyl)methyl]piperazin-1-yl}ethan-1-ol dihydrochloride

2-{4-[(4-chlorophenyl)(phenyl)methyl]piperazin-1-yl}ethan-1-ol dihydrochloride

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: water / toluene
2.1: sodium methylate / toluene / 10 - 15 °C / Inert atmosphere; Large scale reaction
2.2: 2 h / 50 - 60 °C / Large scale reaction
3.1: water; sodium hydroxide / 3 h / Reflux; Large scale reaction
View Scheme
(4-chlorophenyl)phenylmethanol
119-56-2

(4-chlorophenyl)phenylmethanol

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: thionyl chloride / toluene / 1 h / 85 - 90 °C / Large scale reaction
2.1: toluene / 3 h / 80 °C / Large scale reaction
2.2: pH 1 / Large scale reaction
3.1: water / toluene
4.1: sodium methylate / toluene / 10 - 15 °C / Inert atmosphere; Large scale reaction
4.2: 2 h / 50 - 60 °C / Large scale reaction
5.1: water; sodium hydroxide / 3 h / Reflux; Large scale reaction
View Scheme
1-chloro-4-(chloro(phenyl)methyl)benzene
134-83-8

1-chloro-4-(chloro(phenyl)methyl)benzene

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: toluene / 3 h / 80 °C / Large scale reaction
1.2: pH 1 / Large scale reaction
2.1: water / toluene
3.1: sodium methylate / toluene / 10 - 15 °C / Inert atmosphere; Large scale reaction
3.2: 2 h / 50 - 60 °C / Large scale reaction
4.1: water; sodium hydroxide / 3 h / Reflux; Large scale reaction
View Scheme
2-{4-[(4-chlorophenyl)(phenyl)methyl]piperazin-1-yl}ethan-1-ol
109806-71-5

2-{4-[(4-chlorophenyl)(phenyl)methyl]piperazin-1-yl}ethan-1-ol

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: sodium methylate / toluene / 10 - 15 °C / Inert atmosphere; Large scale reaction
1.2: 2 h / 50 - 60 °C / Large scale reaction
2.1: water; sodium hydroxide / 3 h / Reflux; Large scale reaction
View Scheme
4-chlorobenzophenone
134-85-0

4-chlorobenzophenone

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1.1: water; Aliquat 336 / toluene / 20 °C / Large scale reaction
1.2: 5 h / 50 °C / Large scale reaction
2.1: thionyl chloride / toluene / 1 h / 85 - 90 °C / Large scale reaction
3.1: toluene / 3 h / 80 °C / Large scale reaction
3.2: pH 1 / Large scale reaction
4.1: water / toluene
5.1: sodium methylate / toluene / 10 - 15 °C / Inert atmosphere; Large scale reaction
5.2: 2 h / 50 - 60 °C / Large scale reaction
6.1: water; sodium hydroxide / 3 h / Reflux; Large scale reaction
View Scheme
cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

diazomethyl-trimethyl-silane
18107-18-1

diazomethyl-trimethyl-silane

(2-{4-[(4-chlorophenyl)phenylmethyl]piperazin-1-yl}ethoxy)acetic acid methyl ester dihydrochloride

(2-{4-[(4-chlorophenyl)phenylmethyl]piperazin-1-yl}ethoxy)acetic acid methyl ester dihydrochloride

Conditions
ConditionsYield
In methanol for 2h; Reflux;99%
cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

diazomethyl-trimethyl-silane
18107-18-1

diazomethyl-trimethyl-silane

methyl 2-[2-[4-[(4-chlorophenyl)phenylmethyl]-1-piperazinyl]ethoxy]-acetate
83881-46-3, 163837-44-3, 163837-46-5

methyl 2-[2-[4-[(4-chlorophenyl)phenylmethyl]-1-piperazinyl]ethoxy]-acetate

Conditions
ConditionsYield
In methanol; hexane at 0℃; for 0.166667h;97%
cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

methyl 2-[2-[4-[(4-chlorophenyl)phenylmethyl]-1-piperazinyl]ethoxy]-acetate
83881-46-3, 163837-44-3, 163837-46-5

methyl 2-[2-[4-[(4-chlorophenyl)phenylmethyl]-1-piperazinyl]ethoxy]-acetate

Conditions
ConditionsYield
With sulfuric acid In methanol for 10h; Heating / reflux;95%
cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

(2-{4-[(4-chlorophenyl)phenylmethyl]piperazin-1-yl}ethoxy)acetyl chloride dihydrochloride

(2-{4-[(4-chlorophenyl)phenylmethyl]piperazin-1-yl}ethoxy)acetyl chloride dihydrochloride

Conditions
ConditionsYield
Stage #1: cetirizine dihydrochloride With thionyl chloride In N,N-dimethyl-formamide for 3h;
Stage #2: In N,N-dimethyl-formamide; toluene for 1h;
92%
Diazoethan
1117-96-0

Diazoethan

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

(2-{4-[(4-chlorophenyl)phenylmethyl]piperazin-1-yl}ethoxy)acetic acid ethyl ester

(2-{4-[(4-chlorophenyl)phenylmethyl]piperazin-1-yl}ethoxy)acetic acid ethyl ester

Conditions
ConditionsYield
In tetrahydrofuran at 0℃;90%
vanadium(IV) fluoride
10049-16-8

vanadium(IV) fluoride

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

difluorovanadium(IV)(2-[4-[(4-chlorophenyl)phenylmethyl]-1-piperazinyl]ethoxy acetate)
1080673-10-4

difluorovanadium(IV)(2-[4-[(4-chlorophenyl)phenylmethyl]-1-piperazinyl]ethoxy acetate)

Conditions
ConditionsYield
In methanol methanolic soln. of VF4 added to methanolic soln. of C21H25O3N2Cl dropwise with stirring, mixt. had pH 3, refluxed for 2 h, kept overnight with stirring at room temp.; solvent removed on a rotary apparatus under reduced pressure; recrystn. (MeOH/n-hexane, 1/1); elem. anal.;82%
1-hydroxy-pyrrolidine-2,5-dione
6066-82-6

1-hydroxy-pyrrolidine-2,5-dione

2-methoxyethylamine
109-85-3

2-methoxyethylamine

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

mPEG1-cetirizine
1059587-86-8

mPEG1-cetirizine

Conditions
ConditionsYield
Stage #1: 1-hydroxy-pyrrolidine-2,5-dione; cetirizine dihydrochloride With dicyclohexyl-carbodiimide In N,N-dimethyl-formamide at 20℃;
Stage #2: 2-methoxyethylamine In N,N-dimethyl-formamide for 5h;
80%
cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetamide
83881-37-2, 163837-41-0, 163837-43-2

2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetamide

Conditions
ConditionsYield
Stage #1: cetirizine dihydrochloride With thionyl chloride In N,N-dimethyl-formamide at 20℃; for 3h; Large scale;
Stage #2: With ammonia In N,N-dimethyl-formamide; toluene at 0 - 30℃; Large scale;
78.5%
Multi-step reaction with 2 steps
1: methanol / 2 h / Reflux
2: ammonia / methanol / 775.74 - 1551.49 Torr
View Scheme
copper(II) chloride hexahydrate

copper(II) chloride hexahydrate

L-alanin
56-41-7

L-alanin

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

[Cu(CTZ)(Ala)(H2O)]

[Cu(CTZ)(Ala)(H2O)]

Conditions
ConditionsYield
With sodium hydrogencarbonate In ethanol at 90℃;77%
nickel(II) chloride hexahydrate

nickel(II) chloride hexahydrate

L-alanin
56-41-7

L-alanin

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

[Ni(CTZ)(Ala)(H2O)]

[Ni(CTZ)(Ala)(H2O)]

Conditions
ConditionsYield
With sodium hydrogencarbonate In ethanol at 90℃;72%
cobalt(II) chloride hexahydrate

cobalt(II) chloride hexahydrate

L-alanin
56-41-7

L-alanin

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

[Co(CTZ)(Ala)(H2O)]·H2O

[Co(CTZ)(Ala)(H2O)]·H2O

Conditions
ConditionsYield
With sodium hydrogencarbonate In ethanol at 90℃;65%
(Z)-4-hydroxybut-2-enyl 1-(nitrooxy)ethyl carbonate
1345092-28-5

(Z)-4-hydroxybut-2-enyl 1-(nitrooxy)ethyl carbonate

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

(Z)-4-((1-(nitrooxy)ethoxy)carbonyloxy)but-2-enyl 2-(2-(4-((4-chlorophenyl) (phenyl)methyl)piperazin-1-yl)ethoxy)acetate
1345091-84-0

(Z)-4-((1-(nitrooxy)ethoxy)carbonyloxy)but-2-enyl 2-(2-(4-((4-chlorophenyl) (phenyl)methyl)piperazin-1-yl)ethoxy)acetate

Conditions
ConditionsYield
With dmap; triethylamine; dicyclohexyl-carbodiimide In dichloromethane for 2h;32.6%
bis(2-hydroxyethyl) disulfide
1892-29-1

bis(2-hydroxyethyl) disulfide

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

C25H33ClN2O4S2

C25H33ClN2O4S2

Conditions
ConditionsYield
With triethylamine; dicyclohexyl-carbodiimide; dmap In dichloromethane at 20℃; for 15h;19%
3-Hydroxybutyric acid
300-85-6, 625-71-8

3-Hydroxybutyric acid

cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

C25H31ClN2O5

C25H31ClN2O5

Conditions
ConditionsYield
Stage #1: 3-Hydroxybutyric acid; cetirizine dihydrochloride With 1-hydroxy-pyrrolidine-2,5-dione; N-ethyl-N,N-diisopropylamine In dichloromethane; N,N-dimethyl-formamide for 15h;
Stage #2: With 1,1,1,3',3',3'-hexafluoro-propanol In dichloromethane for 0.166667h;
2%
cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

cetirizine
83881-51-0

cetirizine

Conditions
ConditionsYield
With sodium hydroxide In water for 4.7h;
cetirizine dihydrochloride
83881-52-1

cetirizine dihydrochloride

cetirizine hydrochloride
83881-51-0

cetirizine hydrochloride

Conditions
ConditionsYield
Stage #1: cetirizine dihydrochloride With sodium hydroxide In water pH=12;
Stage #2: With hydrogenchloride In water pH=2 - 3;
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