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Zhejiang Haizhou Pharmaceutical Co., Ltd.

Specification: In-house; Certification: ISO; EDQM Approved Plant Appearance:White Storage:Preserve in well-closed containers Package:250kg/bag Application:Contrast Agent Transportation:Store in ambient environment Port:Shanghai, Ningbo, etc.

5-Amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide

Cas:76801-93-9

Min.Order:50 Gram

Negotiable

Type:Trading Company

inquiry

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

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

Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Assay (Ursolic acid) 98%min 98.22% -----------------------------------------------------------------------------------------------------------

High purity 76801-93-9 5-Amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide

Cas:76801-93-9

Min.Order:1 Gram

FOB Price: $100.0 / 500.0

Type:Trading Company

inquiry

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

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

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

5-Amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide

Cas:76801-93-9

Min.Order:1 Metric Ton

Negotiable

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

5-Amino-N,N-bis-(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

Cas:76801-93-9

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Leader Biochemical Group

About Product Details Item Specification Test Results Appearance White crystalline powder Conform

Jinan Finer Chemical Co., Ltd

Product Description Product name 5-Amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide CAS 76801-93-9 Assay 99%

5-Amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide

Cas:76801-93-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 6 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

CAS 76801-93-9 5-Amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide

Cas:76801-93-9

Min.Order:1 Kilogram

FOB Price: $1000.0

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

Iohexol Iodide CAS 76801-93-9

Cas:76801-93-9

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

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

Pharmaceutical Grade CAS 76801-93-9 with competitive price

Cas:76801-93-9

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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

5-Amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide

Cas:76801-93-9

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

1.Product name: 5-Amino-N,N‘-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide 2.Molecular formula: C14H18I3N3O6 3.Structural formula: 4.Molecular weight: 415.85 5.CAS: 76801-93-9 6.Property: Appearance: white or off-whit

5-Amino-N,N’-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide

Cas:76801-93-9

Min.Order:5 Metric Ton

FOB Price: $1.0 / 2.0

Type:Other

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Appearance:White powder Storage:Room temperature Package:25kg/drum Application:Iohexol Intermediate Transportation:Express/Sea/Air Port:Any port in china

Iohexol Intermediate CAS:76801-93-9

Cas:76801-93-9

Min.Order:1 Kilogram

FOB Price: $60.0

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

1,3-Benzenedicarboxamide,5-amino-N1,N3-bis(2,3-dihydroxypropyl)-2,4,6-triiodo- 76801-93-9

Cas:76801-93-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

5-Amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide CAS:76801-93-9 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemi

5-Amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide CAS:76801-93-9

Cas:76801-93-9

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

1,3-Benzenedicarboxamide,5-amino-N1,N3-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-

Cas:76801-93-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Lonwin Chemical Group Limited

5-Amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide CAS: 76801-93-9 Specification Item Standard Identification A.H-NMR:Comply with the structure B.LC-

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

1,3-Benzenedicarboxamide,5-amino-N1,N3-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-

Cas:76801-93-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen Hisunny Chemical Co.,Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

5-Amino-N,N'-Bis(2,3-Dihydroxypropyl)-2,4,6-Triiodo-1,3-Benzenedicarboxamide

Cas:76801-93-9

Min.Order:0

Negotiable

Type:Manufacturers

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

5-Amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide

Cas:76801-93-9

Min.Order:1 Kilogram

FOB Price: $10.0 / 30.0

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

5-Amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide

Cas:76801-93-9

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

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

5-Amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide

Cas:76801-93-9

Min.Order:0

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

5-AMINO-N,N'-BIS(2,3-DIHYDROXYPROPYL)-2,4,6-TRIIODO-1,3-BENZENEDICARBOXAMIDE

Cas:76801-93-9

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

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

IOHEXOL INTERMEDIATE

Cas:76801-93-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Lingrui Chemical Co.,Ltd.

our strengths: 1: Fast and guaranteed shipment (TNT;EMS;FEDEX;DHL;UPS;EUB, special line) 2: Various payment items accepted (Btc; MoneyGram; WU) 3: Valued package (Paraffin coating; Double aluminum foil bag; Vacuum packaging) 4: Efficient delivery

5-Amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide

Cas:76801-93-9

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Chemlyte Solutions

Chemlyte Solutions believe that customers and suppliers deserve much more than what traditional distributors can offer. To grow in today s fast-paced and increasingly competitive market it is essential to be able to quickly adapt to market forces eff

Synthetic route

5-Amino-N,N'-bis[2,3-dihydroxypropyl]-1,3-benzenedicarboxamide
76820-35-4

5-Amino-N,N'-bis[2,3-dihydroxypropyl]-1,3-benzenedicarboxamide

sodium phosphate

sodium phosphate

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

Conditions
ConditionsYield
In water86%
5-Amino-N,N'-bis[2,3-dihydroxypropyl]-1,3-benzenedicarboxamide
76820-35-4

5-Amino-N,N'-bis[2,3-dihydroxypropyl]-1,3-benzenedicarboxamide

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

Conditions
ConditionsYield
With potassium iodate; sulfuric acid; iodine; sodium sulfate In water at 65 - 80℃; for 47h;86%
With Iodine monochloride In water Product distribution / selectivity; Industry scale;
With Iodine monochloride In water Product distribution / selectivity; Industry scale;
With Iodine monochloride at 50℃; for 6h;
3-Amino-1,2-propanediol
616-30-8, 13552-31-3

3-Amino-1,2-propanediol

5-amino-2,4,6-triiodoisophthalic acid dichloride
37441-29-5

5-amino-2,4,6-triiodoisophthalic acid dichloride

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

Conditions
ConditionsYield
In N,N-dimethyl acetamide for 16h; Ambient temperature;
With triethylamine In N,N-dimethyl acetamide at 50℃; for 3.5h; Cooling with ice;
5-aminoisophthalic acid
99-31-0

5-aminoisophthalic acid

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 74 percent / aq. potassium iododichloride / H2O / 18 h / 55 - 60 °C
2: 92 percent / thionyl chloride
3: N,N-dimethyl-acetamide / 16 h / Ambient temperature
View Scheme
2,4,6-triiodo-5-aminoisophthalic acid
35453-19-1

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

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 92 percent / thionyl chloride
2: N,N-dimethyl-acetamide / 16 h / Ambient temperature
View Scheme
Multi-step reaction with 2 steps
1: thionyl chloride / ethyl acetate / 20 h / 70 - 80 °C
2: triethylamine / N,N-dimethyl acetamide / 3.5 h / 50 °C / Cooling with ice
View Scheme
5-amino-N,N'-bis(2,3-dihydroxypropyl)isophthalamide hydrochloride
203515-86-0

5-amino-N,N'-bis(2,3-dihydroxypropyl)isophthalamide hydrochloride

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

Conditions
ConditionsYield
With Iodine monochloride at 60 - 85℃; pH=3 - 0.5;
With Iodine monochloride; sodium hydroxide In water at 65 - 80℃; pH=2 - 3;
With Iodine monochloride; sodium hydroxide In water at 20 - 80℃; pH=2 - 3;
5-nitro-N,N'-bis-(2,3-dihydroxypropyl)isophthalamide
76820-34-3

5-nitro-N,N'-bis-(2,3-dihydroxypropyl)isophthalamide

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

Conditions
ConditionsYield
9.3 g (76%)
Multi-step reaction with 2 steps
1: 5%-palladium/activated carbon; hydrogen / 70 °C / 9000.9 Torr / Autoclave
2: Iodine monochloride / 6 h / 50 °C
View Scheme
dimethyl 5-nitroisophthalate
13290-96-5

dimethyl 5-nitroisophthalate

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: sodium methylate / methanol / 80 h
2: hydrogen / water / 10 h / 11251.1 Torr
3: iodine; potassium iodate; sodium sulfate; sulfuric acid / water / 47 h / 65 - 80 °C
View Scheme
Multi-step reaction with 3 steps
1: sodium methylate / methanol / 20 - 50 °C
2: 5%-palladium/activated carbon; hydrogen / 70 °C / 9000.9 Torr / Autoclave
3: Iodine monochloride / 6 h / 50 °C
View Scheme
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

acetic anhydride
108-24-7

acetic anhydride

5-amino-N,N'-bis[2,3-bis(acetyloxy)propyl]2,4,6-triiodo-1,3-benzenedicarboxamide
76801-94-0

5-amino-N,N'-bis[2,3-bis(acetyloxy)propyl]2,4,6-triiodo-1,3-benzenedicarboxamide

Conditions
ConditionsYield
With pyridine at 0 - 20℃;100%
With dmap In ethyl acetate for 2h; Reflux;90%
With pyridine for 6h; Ambient temperature; Yield given;
70 deg C, 2 h; 80 deg C, 3 h; rt, 15 h;
With pyridine
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

chloroacetyl chloride
79-04-9

chloroacetyl chloride

5-chloroacetamido-N,N'-bis-(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide
77203-11-3

5-chloroacetamido-N,N'-bis-(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide

Conditions
ConditionsYield
Stage #1: 5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide; chloroacetyl chloride; 1-methyl-pyrrolidin-2-one at 35 - 50℃; for 6h;
Stage #2: With water Product distribution / selectivity;
97%
In N,N-dimethyl acetamide at 10 - 50℃; for 3.5h;90%
In N,N-dimethyl acetamide at 10 - 50℃; for 3.5h;90%
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

trifluoroacetic anhydride
407-25-0

trifluoroacetic anhydride

N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-5-(2,2,2-trifluoroacetamido)isophthalamide
167630-07-1

N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-5-(2,2,2-trifluoroacetamido)isophthalamide

Conditions
ConditionsYield
With dmap In toluene at 40℃; for 24h;94%
formic acid
64-18-6

formic acid

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

N,N'-bis(2,3-dihydroxypropyl)-5-formylamino-2,4,6-triiodoisophthalamide
186753-11-7

N,N'-bis(2,3-dihydroxypropyl)-5-formylamino-2,4,6-triiodoisophthalamide

Conditions
ConditionsYield
With acetic anhydride at 2.5 - 20℃; Inert atmosphere;81.5%
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

acetic anhydride
108-24-7

acetic anhydride

A

N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
31127-80-7

N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide

B

3-(3-acetamido-5-((2,2-dimethyl-1,3-dioxolan-4-yl)methylcarbamoyl)-2,4,6-triiodobenzamido)-propane-1,2-diyl diacetate

3-(3-acetamido-5-((2,2-dimethyl-1,3-dioxolan-4-yl)methylcarbamoyl)-2,4,6-triiodobenzamido)-propane-1,2-diyl diacetate

C

5-acetamido-N,N′-bis-(2,2-dimethyl-1,3-dioxolan-4-yl)methyl-2,4,6-triiodoisophthaldiamide

5-acetamido-N,N′-bis-(2,2-dimethyl-1,3-dioxolan-4-yl)methyl-2,4,6-triiodoisophthaldiamide

D

3-acetamido-N-(2,3-dihydroxypropyl)-5-(5-hydroxymethyl-2,2-dimethyloxazolidine-3-carbonyl)-2,4,6-triiodobenzamide

3-acetamido-N-(2,3-dihydroxypropyl)-5-(5-hydroxymethyl-2,2-dimethyloxazolidine-3-carbonyl)-2,4,6-triiodobenzamide

E

3-acetamido-N-(2,3-dihydroxypropyl)-5-(5-hydroxymethyl-2,2-dimethyloxazolidine-3-carbonyl)-2,4,6-triiodobenzamide

3-acetamido-N-(2,3-dihydroxypropyl)-5-(5-hydroxymethyl-2,2-dimethyloxazolidine-3-carbonyl)-2,4,6-triiodobenzamide

Conditions
ConditionsYield
Stage #1: 5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide; acetic anhydride With toluene-4-sulfonic acid In acetone for 0.25h; Reflux;
Stage #2: With sodium hydroxide In water; acetone
A 70%
B 32%
C 17%
D n/a
E n/a
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

acetic anhydride
108-24-7

acetic anhydride

A

N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
31127-80-7

N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide

B

3-acetamido-N-(2,3-dihydroxypropyl)-5-(5-hydroxymethyl-2,2-dimethyloxazolidine-3-carbonyl)-2,4,6-triiodobenzamide

3-acetamido-N-(2,3-dihydroxypropyl)-5-(5-hydroxymethyl-2,2-dimethyloxazolidine-3-carbonyl)-2,4,6-triiodobenzamide

C

3-acetamido-N-(2,3-dihydroxypropyl)-5-(5-hydroxymethyl-2,2-dimethyloxazolidine-3-carbonyl)-2,4,6-triiodobenzamide

3-acetamido-N-(2,3-dihydroxypropyl)-5-(5-hydroxymethyl-2,2-dimethyloxazolidine-3-carbonyl)-2,4,6-triiodobenzamide

Conditions
ConditionsYield
Stage #1: 5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide; acetic anhydride With toluene-4-sulfonic acid In acetone for 0.25h; Reflux;
Stage #2: With sodium hydroxide In water; acetone
Stage #3: With sulfuric acid In water; acetone pH=0;
A 70%
B n/a
C n/a
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

5-amino-N-(2,3-dihydroxypropyl)-2,4,6-triiodobenzene-1,3-dicarboxamide

5-amino-N-(2,3-dihydroxypropyl)-2,4,6-triiodobenzene-1,3-dicarboxamide

Conditions
ConditionsYield
With sulfuric acid; iodine; iodic acid In water at 85℃; for 24h; Temperature;45%
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

acetic anhydride
108-24-7

acetic anhydride

A

N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
31127-80-7

N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide

B

3-(3-acetamido-5-((2,2-dimethyl-1,3-dioxolan-4-yl)methylcarbamoyl)-2,4,6-triiodobenzamido)-propane-1,2-diyl diacetate

3-(3-acetamido-5-((2,2-dimethyl-1,3-dioxolan-4-yl)methylcarbamoyl)-2,4,6-triiodobenzamido)-propane-1,2-diyl diacetate

C

5-acetamido-N,N′-bis-(2,2-dimethyl-1,3-dioxolan-4-yl)methyl-2,4,6-triiodoisophthaldiamide

5-acetamido-N,N′-bis-(2,2-dimethyl-1,3-dioxolan-4-yl)methyl-2,4,6-triiodoisophthaldiamide

Conditions
ConditionsYield
Stage #1: 5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide; acetic anhydride With toluene-4-sulfonic acid In acetone for 0.25h; Reflux;
Stage #2: With sodium hydroxide In water; acetone pH=Ca. 14;
A 38%
B 39%
C 17%
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

N-[3,5-bis-(2,3-dihydroxypropylcarbamoyl)-2,4,6-triiodo-phenyl]-succinamic acid
188655-32-5

N-[3,5-bis-(2,3-dihydroxypropylcarbamoyl)-2,4,6-triiodo-phenyl]-succinamic acid

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 70 deg C, 2 h; 80 deg C, 3 h; rt, 15 h
2: N,N-dimethyl-acetamide / 50 h / Ambient temperature
3: 62.9 g / NaOH / methanol; H2O / 5 h / 50 °C
View Scheme
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

{3-[3,5-bis-(2,3-dihydroxypropylcarbamoyl)-2,4,6-triiodo-phenylcarbamoyl]-propionylamino}acetic acid

{3-[3,5-bis-(2,3-dihydroxypropylcarbamoyl)-2,4,6-triiodo-phenylcarbamoyl]-propionylamino}acetic acid

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: 70 deg C, 2 h; 80 deg C, 3 h; rt, 15 h
2: N,N-dimethyl-acetamide / 50 h / Ambient temperature
3: 62.9 g / NaOH / methanol; H2O / 5 h / 50 °C
4: EDC / dimethylformamide / 23 h / Ambient temperature
5: 3.97 g / RP-18 / methanol; H2O
View Scheme
Multi-step reaction with 4 steps
1: 70 deg C, 2 h; 80 deg C, 3 h; rt, 15 h
2: N,N-dimethyl-acetamide / 50 h / Ambient temperature
3: 62.9 g / NaOH / methanol; H2O / 5 h / 50 °C
View Scheme
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

3-{3-[3,5-Bis-(2,3-dihydroxy-propylcarbamoyl)-2,4,6-triiodo-phenylcarbamoyl]-propionylamino}-propionic acid

3-{3-[3,5-Bis-(2,3-dihydroxy-propylcarbamoyl)-2,4,6-triiodo-phenylcarbamoyl]-propionylamino}-propionic acid

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 70 deg C, 2 h; 80 deg C, 3 h; rt, 15 h
2: N,N-dimethyl-acetamide / 50 h / Ambient temperature
3: 62.9 g / NaOH / methanol; H2O / 5 h / 50 °C
View Scheme
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

{3-[3,5-Bis-(2,3-dihydroxy-propylcarbamoyl)-2,4,6-triiodo-phenylcarbamoyl]-propionylamino}-acetic acid tert-butyl ester

{3-[3,5-Bis-(2,3-dihydroxy-propylcarbamoyl)-2,4,6-triiodo-phenylcarbamoyl]-propionylamino}-acetic acid tert-butyl ester

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 70 deg C, 2 h; 80 deg C, 3 h; rt, 15 h
2: N,N-dimethyl-acetamide / 50 h / Ambient temperature
3: 62.9 g / NaOH / methanol; H2O / 5 h / 50 °C
4: EDC / dimethylformamide / 23 h / Ambient temperature
View Scheme
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

N-[3,5-Bis-(2,3-diacetoxy-propylcarbamoyl)-2,4,6-triiodo-phenyl]-succinamic acid methyl ester

N-[3,5-Bis-(2,3-diacetoxy-propylcarbamoyl)-2,4,6-triiodo-phenyl]-succinamic acid methyl ester

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 70 deg C, 2 h; 80 deg C, 3 h; rt, 15 h
2: N,N-dimethyl-acetamide / 50 h / Ambient temperature
View Scheme
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

5-(N-allyl-2,2,2-trifluoroacetamido)-N,N'-bis-(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
171897-75-9

5-(N-allyl-2,2,2-trifluoroacetamido)-N,N'-bis-(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 94 percent / DMAP / toluene / 24 h / 40 °C
2: 84 percent / K2CO3 / N,N-dimethyl-acetamide / 24 h / Ambient temperature
View Scheme
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

5--N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
171897-76-0

5--N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 94 percent / DMAP / toluene / 24 h / 40 °C
2: 84 percent / K2CO3 / N,N-dimethyl-acetamide / 24 h / Ambient temperature
3: 94 percent / aq. Br2, Amberlite IRA-68 / 0 °C
View Scheme
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

5,5'-(N-acetyl-2-hydroxypropane-1,3-diyldiamino)bis

5,5'-(N-acetyl-2-hydroxypropane-1,3-diyldiamino)bis

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 94 percent / DMAP / toluene / 24 h / 40 °C
2: 84 percent / K2CO3 / N,N-dimethyl-acetamide / 24 h / Ambient temperature
3: 94 percent / aq. Br2, Amberlite IRA-68 / 0 °C
4: H2O / 48 h / Ambient temperature; pH=12.0
View Scheme
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

acetic acid 2-acetoxy-3-[3-(2,3-diacetoxy-propylcarbamoyl)-2,4,6-triiodo-5-isocyanato-benzoylamino]-propyl-1-ester
136452-99-8

acetic acid 2-acetoxy-3-[3-(2,3-diacetoxy-propylcarbamoyl)-2,4,6-triiodo-5-isocyanato-benzoylamino]-propyl-1-ester

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: pyridine / 6 h / Ambient temperature
2: dioxane; toluene / 15 h / 60 °C
View Scheme
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

<3,5-bis<<<2,3-bis(acetyloxy)propyl>amino>carbonyl>-2,4,6-triiodophenyl>carbamic acid, oxyranylmethyl ester
136453-00-4

<3,5-bis<<<2,3-bis(acetyloxy)propyl>amino>carbonyl>-2,4,6-triiodophenyl>carbamic acid, oxyranylmethyl ester

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: pyridine / 6 h / Ambient temperature
2: dioxane; toluene / 15 h / 60 °C
3: phenylmercuric acetate / dioxane / 4 h / Ambient temperature
View Scheme
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

<3,5-bis<<<2,3-bis(acetyloxy)propyl>amino>carbonyl>-2,4,6-triiodophenyl>carbamic acid, (S)-oxyranylmethyl ester

<3,5-bis<<<2,3-bis(acetyloxy)propyl>amino>carbonyl>-2,4,6-triiodophenyl>carbamic acid, (S)-oxyranylmethyl ester

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: pyridine / 6 h / Ambient temperature
2: dioxane; toluene / 15 h / 60 °C
3: phenylmercuric acetate / dioxane / 4 h
View Scheme
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

<3,5-bis<<<2,3-bis(acetyloxy)propyl>amino>carbonyl>-2,4,6-triiodophenyl>carbamic acid, (R)-oxiranylmethyl ester

<3,5-bis<<<2,3-bis(acetyloxy)propyl>amino>carbonyl>-2,4,6-triiodophenyl>carbamic acid, (R)-oxiranylmethyl ester

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: pyridine / 6 h / Ambient temperature
2: dioxane; toluene / 15 h / 60 °C
3: phenylmercuric acetate / dioxane / 4 h
View Scheme
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

N,N'-bis<2,3-bis(acetyloxy)propyl>-5-<4-(hydroxymethyl)-2-oxo-3-oxazolidinyl>-2,4,6-triiodo-1,3-benzenedicarboxamide
136453-01-5

N,N'-bis<2,3-bis(acetyloxy)propyl>-5-<4-(hydroxymethyl)-2-oxo-3-oxazolidinyl>-2,4,6-triiodo-1,3-benzenedicarboxamide

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: pyridine / 6 h / Ambient temperature
2: dioxane; toluene / 15 h / 60 °C
3: phenylmercuric acetate / dioxane / 4 h / Ambient temperature
4: 75 percent / pyridine / 2 h / 75 °C
View Scheme
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

N,N'-bis<2,3-bis(acetyloxy)propyl>-5-<4(R)-(hydroxymethyl)-2-oxo-3-oxazolidinyl>-2,4,6-triiodo-1,3-benzenedicarboxamide

N,N'-bis<2,3-bis(acetyloxy)propyl>-5-<4(R)-(hydroxymethyl)-2-oxo-3-oxazolidinyl>-2,4,6-triiodo-1,3-benzenedicarboxamide

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: pyridine / 6 h / Ambient temperature
2: dioxane; toluene / 15 h / 60 °C
3: phenylmercuric acetate / dioxane / 4 h / Ambient temperature
4: pyridine / 2 h / 75 °C
View Scheme
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

N,N'-bis<2,3-bis(acetyloxy)propyl>-5-<4(S)-(hydroxymethyl)-2-oxo-3-oxazolidinyl>-2,4,6-triiodo-1,3-benzenedicarboxamide

N,N'-bis<2,3-bis(acetyloxy)propyl>-5-<4(S)-(hydroxymethyl)-2-oxo-3-oxazolidinyl>-2,4,6-triiodo-1,3-benzenedicarboxamide

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: pyridine / 6 h / Ambient temperature
2: dioxane; toluene / 15 h / 60 °C
3: phenylmercuric acetate / dioxane / 4 h / Ambient temperature
4: pyridine / 2 h / 75 °C
View Scheme
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
76801-93-9

5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

N,N'-bis(2,3-dihydroxypropyl)-5-<4-(hydroxymethyl)-2-oxo-3-oxazolidinyl>-2,4,6-triiodo-1,3-benzenedicarboxamide

N,N'-bis(2,3-dihydroxypropyl)-5-<4-(hydroxymethyl)-2-oxo-3-oxazolidinyl>-2,4,6-triiodo-1,3-benzenedicarboxamide

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: pyridine / 6 h / Ambient temperature
2: dioxane; toluene / 15 h / 60 °C
3: phenylmercuric acetate / dioxane / 4 h / Ambient temperature
4: 75 percent / pyridine / 2 h / 75 °C
5: 73 percent / MeONa / methanol / 1 h
View Scheme

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