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Zhejiang Huili Pharmaceutical Co., Ltd

ProName: Iopromide high purity 99% CasNo: 73334-07-3 Molecular Formula: C18H24I3N3O8 Appearance: white powder Application: Pharmaceutical,Aromatics;Diagnostic;In... DeliveryTime: 3-7 working days PackAge: 25kg/drum Port: CMP ProductionCapac

Iopromide

Cas:73334-07-3

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

Iopromide Manufacturer/High quality/Best price/In stock

Cas:73334-07-3

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Hubei Vanz Pharm Co.,Ltd

Hubei Vanz Pharm Co. Ltd. is located in Wuhan, Hubei province. We are one of the most professional company in pharm/chmecial industry for more than 10 years. We export to many countries and area with very competitive price, high quality, good ser

Iopromide high purity 99%

Cas:73334-07-3

Min.Order:1 Gram

FOB Price: $10.0

Type:Manufacturers

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Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Appearance White to yellowish powder Conform Identification A: IR spec

High purity Various Specifications Iopromide CAS:73334-07-3

Cas:73334-07-3

Min.Order:1 Gram

FOB Price: $100.0 / 500.0

Type:Manufacturers

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Kono Chem Co.,Ltd

73334-07-3 Name: Iopromide MolecularStructure: 230)this.width=230;" border="0" onerror="javascript:this.sr…Appearance:powder Storage:room temperature Package:foil bags Application:for pharma Transportation:

Iopromide

Cas:73334-07-3

Min.Order:1 Kilogram

FOB Price: $1000.0

Type:Other

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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 Pu

GMP manufacturer contrast agent Iopromide API power CAS:73334-07-3

Cas:73334-07-3

Min.Order:1 Milligram

Negotiable

Type:Manufacturers

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Hebei yanxi chemical co.,LTD.

Hebei yanxi chemical co., LTD is a professional research, development and production 2-phenylacetamide enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low carbon environ

Iopromide cas 73334-07-3

Cas:73334-07-3

Min.Order:1 Kilogram

FOB Price: $450.0 / 530.0

Type:Manufacturers

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Wuhan Fortuna Chemical Co.,Ltd

Unique advantages for Iopromide Cas 73334-07-3 Guaranteed the purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:Powder Storage:?20°C Package:1kg/foil bag, 25kg/drum or as you require

Hot sale high quality Iopromide Cas 73334-07-3 supplied by specialized factory

Cas:73334-07-3

Min.Order:1 Kilogram

FOB Price: $230.0

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 Iopromide

Cas:73334-07-3

Min.Order:1

Negotiable

Type:Other

inquiry

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% Iopromide 73334-07-3 GMP Manufacturer

Cas:73334-07-3

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

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

Iopromide

Cas:73334-07-3

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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Chemwill Asia Co., Ltd.

CHemwill -- Iopromide

Cas:73334-07-3

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Manufacturers

inquiry

Hubei DiBo chemical co., LTD

Name:Iopromide CAS NO: 73334-07-3 Grade:Medical scientific research and export Molecular formula:C18H24I3N3O8 Molecular weight:791.1119 Product Quality 12 years of chemical raw materials Mature operation of the industry System stability D

Iopromide/cas:73334-07-3/Raw material spot

Cas:73334-07-3

Min.Order:25 Kilogram

FOB Price: $1.0 / 2.0

Type:Other

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

Iopromide

Cas:73334-07-3

Min.Order:1 Kilogram

FOB Price: $9.0 / 99.0

Type:Trading Company

inquiry

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 production CAS 73334-07-3 with best quality

Cas:73334-07-3

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Antimex Chemical Limied

ProName: Iopromide Factory/manufacturer/seller ... CasNo: 73334-07-3 Molecular Formula: C18H24I3N3O8 Appearance: off-white to white powder Application: Pharmaceutical intermediates DeliveryTime: Within 2-3 days after confirm

Iopromide

Cas:73334-07-3

Min.Order:1 Metric Ton

FOB Price: $2.6

Type:Lab/Research institutions

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 ♦ W

Iopromide CAS:73334-07-3

Cas:73334-07-3

Min.Order:1 Kilogram

FOB Price: $38.0 / 59.0

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Product name : Iopromide Molecular formula : C18H24I3N3O8 Molecualr weight : :791.12 CAS No. : 73334-07-3 Standards : :USP30 Packing : 25kg or 50kg /drum Storage : Preserve in tight containers and protect from light. Appearance:White or yel

Iopromide usp30

Cas:73334-07-3

Min.Order:25 Kilogram

FOB Price: $1.0

Type:Other

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Appearance:White or slightly yellowish powder Storage:Room temperature Package:25kg/drum Application:Contrast agent Transportation:Express/Sea/Air Port:Any port in china

Iopromide CAs:73334-07-3 Contrast agent

Cas:73334-07-3

Min.Order:1 Kilogram

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

Iopromide 73334-07-3

Cas:73334-07-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Baoji Guokang Healthchem co.,ltd

1.Strong backup of factory:hign ability,favorable quality and competitive price. 2.Most of our products in catalogue are have stock. 3.Free sample could be provided. 4.Suitable package to protect the product the product quality. 5.the lead

Best Quality,Iopromide

Cas:73334-07-3

Min.Order:1 Kilogram

FOB Price: $168.0 / 180.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

Iopromide CAS: 73334-07-3 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,

Iopromide CAS: 73334-07-3

Cas:73334-07-3

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

Iopromide

Cas:73334-07-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Lonwin Chemical Group Limited

Iopromide CAS: 73334-07-3 Specification Items Standard Result Appearance White to yellowish powder Conform Identification A: IR spectrum

Factory supply Iopromide

Cas:73334-07-3

Min.Order:1 Kilogram

Negotiable

Type:Other

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

Iopromide

Cas:73334-07-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

HANGZHOU TIANYE CHEMICALS CO., LTD.

We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Specification : 1,3-benzenedicarboxamide,n,n&rsqu

Iopromide

Cas:73334-07-3

Min.Order:1 Gram

Negotiable

Type:Trading Company

inquiry

Triumph International Development Limilted

Appearance:white or yellowish white flaky crystal Storage:Keep the sun from direct sunlight ;prevention against high temperature Package:As customer request Application:Used for research and industrial manufacture. Transportatio

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

99% Iopromide CAS 73334-07-3 with Best Price

Cas:73334-07-3

Min.Order:1 Kilogram

FOB Price: $3.0 / 5.0

Type:Trading Company

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

Iopromide

Cas:73334-07-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Fonlynn Health Technology Co., Ltd.

Packing: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Transportation:Express/Sea/Air Port:Ningbo/Shanghai/Qingd

Iopromide

Cas:73334-07-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

C26H32I3N3O12

C26H32I3N3O12

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
With sodium methylate In methanol at 75℃; for 8h;100%
Stage #1: C26H32I3N3O12 With sodium hydroxide at 50℃; for 4h;
Stage #2: With hydrogenchloride pH=2-3;
99%
3-methylamino-propane-1,2-diol
40137-22-2

3-methylamino-propane-1,2-diol

3-[(2,3-dihydroxypropylaminoformyl)]-2,4,6-triiodo-5-[(methoxyacetyl)amino]benzoic acid methyl ester

3-[(2,3-dihydroxypropylaminoformyl)]-2,4,6-triiodo-5-[(methoxyacetyl)amino]benzoic acid methyl ester

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine Large scale;95%
3-Amino-1,2-propanediol
616-30-8, 13552-31-3

3-Amino-1,2-propanediol

5-[(2-methoxy)acetamido]-3-(2,3-dihydroxy-N-propyl(methyl)carbamoyl)-2,4,6-triiodobenzoyl chloride

5-[(2-methoxy)acetamido]-3-(2,3-dihydroxy-N-propyl(methyl)carbamoyl)-2,4,6-triiodobenzoyl chloride

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
With sodium carbonate In N,N-dimethyl acetamide at 20℃; for 2h;92%
C18H27N3O8
1009809-16-8

C18H27N3O8

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
In water at 70 - 90℃; for 6h;88.1%
With Iodine monochloride In water at 70 - 85℃; for 3h; Temperature; Concentration;82.3 g
C25H30I3N3O13

C25H30I3N3O13

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
With sodium hydroxide at 20℃; for 5h;86%
5-methoxyacetylamino-2,4,6-triiodoisophthalic acid [(2,3-dihydroxy-N-methylpropyl)-(2,3-diacetoxypropyl)]diamide
1193076-40-2

5-methoxyacetylamino-2,4,6-triiodoisophthalic acid [(2,3-dihydroxy-N-methylpropyl)-(2,3-diacetoxypropyl)]diamide

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
With water; sodium hydroxide In N,N-dimethyl acetamide at 20 - 25℃; for 10h;85%
With water; sodium hydroxide at 20 - 25℃; for 10h; Industry scale;
5-methoxyacetamido-N-methyl-N,N'-diallyl-2,4,6-triiodoisophthalamide

5-methoxyacetamido-N-methyl-N,N'-diallyl-2,4,6-triiodoisophthalamide

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
With osmium(VIII) oxide; water; 4-methylmorpholine N-oxide In acetone at 20℃; for 13h;85%
With osmium(VIII) oxide; 4-methylmorpholine N-oxide In water; acetone at 20℃; for 12h;55.8 g
5-methoxyacetamido-2,4,6-triiodoisophthalic acid {[(2-oxo-1,3-dioxolan-4-yl)methyl]-(2,3-dihydroxy-N-methylpropyl)}diamide

5-methoxyacetamido-2,4,6-triiodoisophthalic acid {[(2-oxo-1,3-dioxolan-4-yl)methyl]-(2,3-dihydroxy-N-methylpropyl)}diamide

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
With water; sodium hydroxide at 50℃; for 0.5h;85%
With sodium hydroxide In water at 20 - 50℃; for 0.5h;85%
2,4,6-triiodo-5-(2-methoxyacetamido)-N1-methyl-N1,N3-bis-((2-oxo-1,3-dioxolane-4-yl)methyl)isophthalamide

2,4,6-triiodo-5-(2-methoxyacetamido)-N1-methyl-N1,N3-bis-((2-oxo-1,3-dioxolane-4-yl)methyl)isophthalamide

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
With sodium hydroxide at 20℃; for 3h;80%
C30H40I3N3O16

C30H40I3N3O16

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
With sodium hydroxide at 0 - 50℃;80%
C46H40I3N3O12

C46H40I3N3O12

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
With sodium hydroxide at 0 - 50℃;80%
Stage #1: C46H40I3N3O12 With sodium hydroxide at 0 - 50℃; for 4h;
Stage #2: With hydrogenchloride In water at 0 - 20℃; pH=7;
2,4,6-triiodo-5-(2-methoxyacetamido)-N1-methyl-N1,N3-bis-((2-oxo-1,3,2-dioxathiolan-4-yl)methyl)isophthalamide

2,4,6-triiodo-5-(2-methoxyacetamido)-N1-methyl-N1,N3-bis-((2-oxo-1,3,2-dioxathiolan-4-yl)methyl)isophthalamide

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
With sodium hydroxide at 20℃; for 3h;75%
5-methoxyacetylamino-2,4,6-triiodoisophthalic acid (2,3-dihydroxypropyl)amide chloride

5-methoxyacetylamino-2,4,6-triiodoisophthalic acid (2,3-dihydroxypropyl)amide chloride

3-methylamino-propane-1,2-diol
40137-22-2

3-methylamino-propane-1,2-diol

pyrographite
7440-44-0

pyrographite

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
With tributyl-amine In dichloromethane; water; N,N-dimethyl-formamide
N1-(2,3-dihydroxypropyl)-N1-methyl-5-nitro-N3-((2-oxo-1,3-dioxolan-4-yl)methyl)isophthalamide

N1-(2,3-dihydroxypropyl)-N1-methyl-5-nitro-N3-((2-oxo-1,3-dioxolan-4-yl)methyl)isophthalamide

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: palladium 10% on activated carbon; hydrogen / methanol / 5 h / 20 °C / 30003 Torr
2: hydrogenchloride; sodium iodide dichloride / water / 80 °C
3: pyridine / 1,2-dimethoxyethane / 6 h / 50 °C
4: sodium hydroxide / 5 h / 20 °C
View Scheme
N1-(2,3-dihydroxypropyl)-N1-methyl-5-amino-N3-((2-oxo-1,3-dioxolan-4-yl)methyl)isophthalamide

N1-(2,3-dihydroxypropyl)-N1-methyl-5-amino-N3-((2-oxo-1,3-dioxolan-4-yl)methyl)isophthalamide

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: hydrogenchloride; sodium iodide dichloride / water / 80 °C
2: pyridine / 1,2-dimethoxyethane / 6 h / 50 °C
3: sodium hydroxide / 5 h / 20 °C
View Scheme
5-nitro-1,3-benzenedicarboxylic acid, monomethyl ester
1955-46-0

5-nitro-1,3-benzenedicarboxylic acid, monomethyl ester

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1.1: acetonitrile / 7 h / 75 - 80 °C
2.1: triethylamine / N,N-dimethyl-formamide / 1 h / 0 - 20 °C
3.1: oxalyl dichloride / dichloromethane / 1 h / 0 - 20 °C
3.2: 2.5 h / -10 °C
4.1: palladium 10% on activated carbon; hydrogen / methanol / 5 h / 20 °C / 30003 Torr
5.1: hydrogenchloride; sodium iodide dichloride / water / 80 °C
6.1: pyridine / 1,2-dimethoxyethane / 6 h / 50 °C
7.1: sodium hydroxide / 5 h / 20 °C
View Scheme
Multi-step reaction with 7 steps
1.1: oxalyl dichloride / dichloromethane / 20 °C
1.2: 4.5 h / 0 °C
2.1: N,N-dimethyl-formamide / 5 h / 70 - 80 °C
3.1: thionyl chloride / 2 h / 10 - 20 °C
4.1: zinc / methanol / 0.17 h
4.2: 5 h / 20 °C
5.1: hydrogenchloride; sodium iodide dichloride / water / 20 - 80 °C
6.1: N,N-dimethyl acetamide / 10 h / 0 - 20 °C
7.1: sodium hydroxide / 3 h / 20 °C
View Scheme
Multi-step reaction with 7 steps
1.1: oxalyl dichloride / dichloromethane / 20 °C
1.2: 4.5 h / 0 °C
2.1: N,N-dimethyl-formamide / 6 h / 70 - 80 °C
3.1: thionyl chloride / 2 h / 10 - 20 °C
4.1: zinc / methanol / 0.17 h
4.2: 5 h / 20 °C
5.1: hydrogenchloride; sodium iodide dichloride / water / 20 - 80 °C
6.1: N,N-dimethyl acetamide / 10 h / 0 - 20 °C
7.1: sodium hydroxide / 3 h / 20 °C
View Scheme
3-((2,3-dihydroxypropyl)carbamoyl)-5-nitrobenzoic acid
122731-58-2

3-((2,3-dihydroxypropyl)carbamoyl)-5-nitrobenzoic acid

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1.1: triethylamine / N,N-dimethyl-formamide / 1 h / 0 - 20 °C
2.1: oxalyl dichloride / dichloromethane / 1 h / 0 - 20 °C
2.2: 2.5 h / -10 °C
3.1: palladium 10% on activated carbon; hydrogen / methanol / 5 h / 20 °C / 30003 Torr
4.1: hydrogenchloride; sodium iodide dichloride / water / 80 °C
5.1: pyridine / 1,2-dimethoxyethane / 6 h / 50 °C
6.1: sodium hydroxide / 5 h / 20 °C
View Scheme
3-nitro-5-(((2-oxo-1,3-dioxolan-4-yl)methyl)carbamoyl)benzoic acid

3-nitro-5-(((2-oxo-1,3-dioxolan-4-yl)methyl)carbamoyl)benzoic acid

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: oxalyl dichloride / dichloromethane / 1 h / 0 - 20 °C
1.2: 2.5 h / -10 °C
2.1: palladium 10% on activated carbon; hydrogen / methanol / 5 h / 20 °C / 30003 Torr
3.1: hydrogenchloride; sodium iodide dichloride / water / 80 °C
4.1: pyridine / 1,2-dimethoxyethane / 6 h / 50 °C
5.1: sodium hydroxide / 5 h / 20 °C
View Scheme
3-((2,3-dihydroxypropyl)methylcarbamoyl)-5-nitrobenzoic acid methyl ester

3-((2,3-dihydroxypropyl)methylcarbamoyl)-5-nitrobenzoic acid methyl ester

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1.1: N,N-dimethyl-formamide / 6 h / 70 - 80 °C
2.1: thionyl chloride / 2 h / 10 - 20 °C
3.1: zinc / methanol / 0.17 h
3.2: 5 h / 20 °C
4.1: hydrogenchloride; sodium iodide dichloride / water / 20 - 80 °C
5.1: N,N-dimethyl acetamide / 10 h / 0 - 20 °C
6.1: sodium hydroxide / 3 h / 20 °C
View Scheme
Multi-step reaction with 6 steps
1: N,N-dimethyl-formamide / 6 h / 70 - 80 °C
2: triethylamine / tetrahydrofuran / 1 h / 10 - 20 °C
3: palladium 10% on activated carbon / methanol / 20 °C / 30003 Torr
4: hydrogenchloride; sodium iodide dichloride / water / 20 - 80 °C
5: N,N-dimethyl acetamide / 10 h / 0 - 20 °C
6: sodium hydroxide / 3 h / 20 °C
View Scheme
N1,N3-bis-(2,3-dihydroxypropyl)-N1-methyl-5-nitroisophthalamide

N1,N3-bis-(2,3-dihydroxypropyl)-N1-methyl-5-nitroisophthalamide

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: thionyl chloride / 2 h / 10 - 20 °C
2.1: zinc / methanol / 0.17 h
2.2: 5 h / 20 °C
3.1: hydrogenchloride; sodium iodide dichloride / water / 20 - 80 °C
4.1: N,N-dimethyl acetamide / 10 h / 0 - 20 °C
5.1: sodium hydroxide / 3 h / 20 °C
View Scheme
Multi-step reaction with 5 steps
1: triethylamine / tetrahydrofuran / 1 h / 10 - 20 °C
2: palladium 10% on activated carbon / methanol / 20 °C / 30003 Torr
3: hydrogenchloride; sodium iodide dichloride / water / 20 - 80 °C
4: N,N-dimethyl acetamide / 10 h / 0 - 20 °C
5: sodium hydroxide / 3 h / 20 °C
View Scheme
Multi-step reaction with 4 steps
1: palladium 10% on activated carbon; hydrogen / water / 7 h / 20 °C / 30003 - 33753.4 Torr
2: potassium iodide; sodium chloride; Iodine monochloride; sulfuric acid / water / 24 h / 50 °C
3: N,N-dimethyl acetamide / 0 - 30 °C
4: sodium hydroxide / 0 - 50 °C
View Scheme
Multi-step reaction with 5 steps
1: palladium 10% on activated carbon; hydrogen / water / 7 h / 20 °C / 30003 - 33753.4 Torr
2: potassium iodide; sodium chloride; Iodine monochloride; sulfuric acid / water / 24 h / 50 °C
3: triethylamine / N,N-dimethyl acetamide / 50 °C
4: N,N-dimethyl acetamide / 3.5 h / 10 - 30 °C
5: sodium methylate / methanol / 8 h / 75 °C
View Scheme
Multi-step reaction with 5 steps
1.1: hydrazine hydrate / 10 - 15 °C
2.1: potassium iodide; sodium chloride; sulfuric acid; Iodine monochloride / water / 8 h / 50 °C
3.1: triethylamine / N,N-dimethyl acetamide / 50 °C
4.1: N,N-dimethyl acetamide / 3.5 h / 10 - 30 °C
5.1: sodium hydroxide / 4 h / 50 °C
5.2: pH 2-3
View Scheme
N-methyl-5-nitro-N1,N3-bis-((2-oxo-1,3-dioxolan-4-yl)methyl)isophthalamide

N-methyl-5-nitro-N1,N3-bis-((2-oxo-1,3-dioxolan-4-yl)methyl)isophthalamide

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: palladium 10% on activated carbon / methanol / 20 °C / 30003 Torr
2: hydrogenchloride; sodium iodide dichloride / water / 20 - 80 °C
3: N,N-dimethyl acetamide / 10 h / 0 - 20 °C
4: sodium hydroxide / 3 h / 20 °C
View Scheme
N-methyl-5-amino-N1,N3-bis-((2-oxo-1,3-dioxolan-4-yl)methyl)isophthalamide

N-methyl-5-amino-N1,N3-bis-((2-oxo-1,3-dioxolan-4-yl)methyl)isophthalamide

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: hydrogenchloride; sodium iodide dichloride / water / 20 - 80 °C
2: N,N-dimethyl acetamide / 10 h / 0 - 20 °C
3: sodium hydroxide / 3 h / 20 °C
View Scheme
5-amino-2,4,6-triiodo-N1-methyl-N1,N3-bis-((2-oxo-1,3-dioxolan-4-yl)methyl)isophthalamide

5-amino-2,4,6-triiodo-N1-methyl-N1,N3-bis-((2-oxo-1,3-dioxolan-4-yl)methyl)isophthalamide

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: N,N-dimethyl acetamide / 10 h / 0 - 20 °C
2: sodium hydroxide / 3 h / 20 °C
View Scheme
N-methyl-5-nitro-N1,N3-bis-((2-oxo-1,3,2-dioxathiolan-4-yl)methyl)isophthalamide

N-methyl-5-nitro-N1,N3-bis-((2-oxo-1,3,2-dioxathiolan-4-yl)methyl)isophthalamide

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: zinc / methanol / 0.17 h
1.2: 5 h / 20 °C
2.1: hydrogenchloride; sodium iodide dichloride / water / 20 - 80 °C
3.1: N,N-dimethyl acetamide / 10 h / 0 - 20 °C
4.1: sodium hydroxide / 3 h / 20 °C
View Scheme
N-methyl-5-amino-N1,N3-bis-((2-oxo-1,3,2-dioxathiolan-4-yl)methyl)isophthalamide

N-methyl-5-amino-N1,N3-bis-((2-oxo-1,3,2-dioxathiolan-4-yl)methyl)isophthalamide

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: hydrogenchloride; sodium iodide dichloride / water / 20 - 80 °C
2: N,N-dimethyl acetamide / 10 h / 0 - 20 °C
3: sodium hydroxide / 3 h / 20 °C
View Scheme
methyl 3-((2,3-dihydroxypropyl)carbamoyl)-5-nitrobenzoate

methyl 3-((2,3-dihydroxypropyl)carbamoyl)-5-nitrobenzoate

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1.1: N,N-dimethyl-formamide / 5 h / 70 - 80 °C
2.1: thionyl chloride / 2 h / 10 - 20 °C
3.1: zinc / methanol / 0.17 h
3.2: 5 h / 20 °C
4.1: hydrogenchloride; sodium iodide dichloride / water / 20 - 80 °C
5.1: N,N-dimethyl acetamide / 10 h / 0 - 20 °C
6.1: sodium hydroxide / 3 h / 20 °C
View Scheme
Multi-step reaction with 6 steps
1: N,N-dimethyl-formamide / 5 h / 70 - 80 °C
2: triethylamine / tetrahydrofuran / 1 h / 10 - 20 °C
3: palladium 10% on activated carbon / methanol / 20 °C / 30003 Torr
4: hydrogenchloride; sodium iodide dichloride / water / 20 - 80 °C
5: N,N-dimethyl acetamide / 10 h / 0 - 20 °C
6: sodium hydroxide / 3 h / 20 °C
View Scheme
Multi-step reaction with 5 steps
1: 1,8-diazabicyclo[5.4.0]undec-7-ene / N,N-dimethyl-formamide / 20 - 25 °C
2: palladium 10% on activated carbon; hydrogen / water / 7 h / 20 °C / 30003 - 33753.4 Torr
3: potassium iodide; sodium chloride; Iodine monochloride; sulfuric acid / water / 24 h / 50 °C
4: N,N-dimethyl acetamide / 0 - 30 °C
5: sodium hydroxide / 0 - 50 °C
View Scheme
5-amino-2,4,6-triiodo-N1-methyl-N1,N3-bis-((2-oxo-1,3,2-dioxathiolan-4-yl))isophthalamide

5-amino-2,4,6-triiodo-N1-methyl-N1,N3-bis-((2-oxo-1,3,2-dioxathiolan-4-yl))isophthalamide

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: N,N-dimethyl acetamide / 10 h / 0 - 20 °C
2: sodium hydroxide / 3 h / 20 °C
View Scheme
2,4,6-triiodo-5-aminoisophthalic acid
35453-19-1

2,4,6-triiodo-5-aminoisophthalic acid

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sulfuric acid / 4 h / Reflux; Large scale
2: 1,4-dioxane / 4 h / Reflux; Large scale
3: N-ethyl-N,N-diisopropylamine / 1,2-dimethoxyethane / 18 h / Reflux; Large scale
4: N-ethyl-N,N-diisopropylamine / Large scale
View Scheme
dimethyl 5-amino-2,4,6-triiodo-1,3-benzenedicarboxylate
154921-11-6

dimethyl 5-amino-2,4,6-triiodo-1,3-benzenedicarboxylate

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 1,4-dioxane / 4 h / Reflux; Large scale
2: N-ethyl-N,N-diisopropylamine / 1,2-dimethoxyethane / 18 h / Reflux; Large scale
3: N-ethyl-N,N-diisopropylamine / Large scale
View Scheme
3-amino-5-(2,3-dihydroxy-n-propylaminoformyl)benzoic acid methyl ester

3-amino-5-(2,3-dihydroxy-n-propylaminoformyl)benzoic acid methyl ester

iopromide
73334-07-3

iopromide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: sulfuric acid / 12 h / 40 °C
2.1: sodium methylate / methanol / 6 h / Reflux
2.2: 3 h / 30 - 50 °C
3.1: Iodine monochloride / water / 3 h / 70 - 85 °C
View Scheme
iopromide
73334-07-3

iopromide

5-methoxyacetylamino-2,4,6-triiodo-isophthalic acid [(2,3-dihydroxy-N-methyl-propyl)-(2,3-dihydroxypropyl)]-diamide

5-methoxyacetylamino-2,4,6-triiodo-isophthalic acid [(2,3-dihydroxy-N-methyl-propyl)-(2,3-dihydroxypropyl)]-diamide

5-methoxyacetylamino-2,4,6-triiodo-isophthalic acid [(2,3-dihydroxy-N-methyl-propyl)-(2,3-dihydroxypropyl)]-diamide

5-methoxyacetylamino-2,4,6-triiodo-isophthalic acid [(2,3-dihydroxy-N-methyl-propyl)-(2,3-dihydroxypropyl)]-diamide

Conditions
ConditionsYield
In propan-1-ol at 65℃; for 48h; Purification / work up;
In water at 208 - 209℃; under 15001.5 Torr; Purification / work up;
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