Specification: In-house; Certification: ISO; EDQM Approved Facility; Appearance:White Storage:Preserve in well-closed containers Package:250kg/bag Application:Contrast Agent Transportation:Store in ambient environment Port:Shanghai, Ningbo, etc
Cas:31127-80-7
Min.Order:50 Gram
Negotiable
Type:Trading Company
inquiryDayangchem's 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. DayangChem can provide different quantities
Cas:31127-80-7
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryJinlan 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
Cas:31127-80-7
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquiryThe 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
Cas:31127-80-7
Min.Order:1
Negotiable
Type:Other
inquiryColorcom 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
Cas:31127-80-7
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquiryOur 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
Cas:31127-80-7
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryOur 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 o
Cas:31127-80-7
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryAbout Product Technical Details
Cas:31127-80-7
Min.Order:1 Kilogram
FOB Price: $1.0 / 3.0
Type:Lab/Research institutions
inquiryOur 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
Cas:31127-80-7
Min.Order:1 Kilogram
FOB Price: $9.0 / 99.0
Type:Trading Company
inquiryWITH 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
Cas:31127-80-7
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1. Product advantages ♦ High purity, all above 98.5%, no impurities after the dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available &diam
Cas:31127-80-7
Min.Order:1 Kilogram
FOB Price: $7.0 / 10.0
Type:Trading Company
inquiryProduct Name: 5-(Acetamido)-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide Synonyms: Iohexol Related CoMpound A;5-(acetaMido)-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-be
Cas:31127-80-7
Min.Order:5 Metric Ton
FOB Price: $1.0 / 2.0
Type:Other
inquiry1.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
Cas:31127-80-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry5-(Acetamido)-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide CAS:31127-80-7 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade o
Cas:31127-80-7
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHello, 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
Cas:31127-80-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryHenan 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
Cas:31127-80-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryBest 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
Cas:31127-80-7
Min.Order:0
Negotiable
Type:Manufacturers
inquiryHangzhou 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
Cas:31127-80-7
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
Cas:31127-80-7
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryJ&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
Cas:31127-80-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryChemlyte 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
Cas:31127-80-7
Min.Order:100 Gram
Negotiable
Type:Other
inquiryZibo 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
Cas:31127-80-7
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiry5-(Acetamido)-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamideAppearance:white powder Storage:Keep away of light, cool place Package:according to customers' requirements Application:pharmaceutical intermediates Transportation:By a
Cas:31127-80-7
Min.Order:1 Gram
Negotiable
Type:Other
inquirySuperior quality, moderate price & quick delivery. Appearance:white crystalline powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:10g/bag,or as your request Application:For medicine , pesticide interm
Cas:31127-80-7
Min.Order:1 Gram
Negotiable
Type:Trading Company
inquiryProduct name: 5-(Acetamido)-N,N’-Bis(2,3-Dihydroxypropyl)-2,4,6-Triiono-1,3-Benzenedicarboxamide CAS No.: 31127-80-7 Molecule Formula:C16H20I3N3O7 Molecule Weight:747.06 Purity: 99.0% Package: 25kg/drum Description:White crystalline powde
Cas:31127-80-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryGMP 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,
Cas:31127-80-7
Min.Order:1 Milligram
Negotiable
Type:Trading Company
inquiry5-(Acetamido)-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide Basic information Product Name: 5-(Acetamido)-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide Synonyms: 5-Acetamino-N,N'-bis(2,
Cas:31127-80-7
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
Cas:31127-80-7
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryShandong 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
Cas:31127-80-7
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry1.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
Cas:31127-80-7
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryepichlorohydrin
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
Conditions | Yield |
---|---|
Stage #1: 5-acetamido-2,4,6-triiodo-1,3-phthalamide; epichlorohydrin With 1-hexyl-3-methylimidazolium hexafluorophosphate at 80℃; for 3h; Stage #2: With water at 30℃; for 5h; Reagent/catalyst; Temperature; | 97% |
5-acetamido-2,4,6-triiodoisophthaloyl dichloride
3-Amino-1,2-propanediol
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
Conditions | Yield |
---|---|
With hydrogenchloride In methanol; water; 2,4-dichlorophenoxyacetic acid dimethylamine | 92% |
iohexol
3-monochloro-1,2-propanediol
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
Conditions | Yield |
---|---|
With lithium hydroxide In methanol | 92% |
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
acetic anhydride
A
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
Conditions | Yield |
---|---|
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
acetic anhydride
A
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
Conditions | Yield |
---|---|
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]-1,3-benzenedicarboxamide
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: Iodine monochloride / 6 h / 50 °C 2: sulfuric acid / water / 50 - 100 °C 3: sodium hydroxide; water / 20 °C / pH 9 - 11 View Scheme |
5-nitro-N,N'-bis-(2,3-dihydroxypropyl)isophthalamide
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 5%-palladium/activated carbon; hydrogen / 70 °C / 9000.9 Torr / Autoclave 2: Iodine monochloride / 6 h / 50 °C 3: sulfuric acid / water / 50 - 100 °C 4: sodium hydroxide; water / 20 °C / pH 9 - 11 View Scheme |
dimethyl 5-nitroisophthalate
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
Conditions | Yield |
---|---|
Multi-step reaction with 5 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 4: sulfuric acid / water / 50 - 100 °C 5: sodium hydroxide; water / 20 °C / pH 9 - 11 View Scheme |
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
epichlorohydrin
A
iohexol
B
iodixanol
Conditions | Yield |
---|---|
With hydrogenchloride; boric acid; potassium hydroxide In water pH=10 - 11; Product distribution / selectivity; Industry scale; | A 7.5% B 86.3% |
Stage #1: N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide With sodium hydroxide In methanol at 45℃; Stage #2: epichlorohydrin With hydrogenchloride In methanol at 20℃; for 48h; Product distribution / selectivity; | A 7.42% B 52.1% |
With hydrogenchloride; sodium hydroxide In water at 20℃; for 48h; pH=12.2 - 12.7; | A 5.1% B 43.5% |
1-azido-2,3-epoxypropane
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
C19H25I3N6O8
Conditions | Yield |
---|---|
With boric acid; sodium hydroxide In methanol; water at 40℃; for 6h; | 70% |
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
epichlorohydrin
iodixanol
Conditions | Yield |
---|---|
With hydrogenchloride; sodium hydroxide In 2-methoxy-ethanol; water at 20℃; for 192h; Product distribution / selectivity; | 69.1% |
Stage #1: N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide With sodium hydroxide In 1-methoxy-2-propanol; water at 15 - 55℃; Stage #2: epichlorohydrin With hydrogenchloride In 1-methoxy-2-propanol at 15℃; Product distribution / selectivity; | 59.4% |
Stage #1: N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide With sodium hydroxide In methanol at 45℃; Stage #2: epichlorohydrin With hydrogenchloride In methanol at 10℃; for 48h; | 46.8% |
3-chloro-2-hydroxy-1-propyl acetate
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
Conditions | Yield |
---|---|
With sodium methylate In N,N-dimethyl acetamide at 20℃; for 18h; pH=11.5 - 12; pH-value; Reagent/catalyst; Solvent; Temperature; | 63% |
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
tert-butyl N-(2-oxiranylmethyl)carbamate
5-[Acetyl-(3-amino-2-hydroxy-propyl)-amino]-N,N'-bis-(2,3-dihydroxy-propyl)-2,4,6-triiodo-isophthalamide
Conditions | Yield |
---|---|
Stage #1: N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide With potassium hydroxide In water; tert-butyl alcohol at 40℃; Stage #2: With boric acid In water; tert-butyl alcohol Stage #3: tert-butyl N-(2-oxiranylmethyl)carbamate With hydrogenchloride; potassium hydroxide more than 3 stages; | 19% |
With hydrogenchloride; potassium hydroxide; boric acid In water; tert-butyl alcohol | 19% |
2-chloromethyl-2-methyloxiran
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
5,5'-(2-hydroxy-2-methylpropane-1,3-diyl)bis(acetylazanediyl)bis(N1,N3-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide)
Conditions | Yield |
---|---|
Stage #1: 2-chloromethyl-2-methyloxiran; N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide With boric acid; potassium hydroxide In methanol; water at 20℃; pH=12.6 - 13; Stage #2: With hydrogenchloride In methanol; water pH=4; | 3% |
1-chloro-3-methoxypropan-2-ol
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
Conditions | Yield |
---|---|
With sodium hydroxide; calcium chloride multistep reaction; cationic influence on the N/O alkylation selectivity; various metals chloride; var. concentr., var. reaction times and temperatures; | A 83.85 % Chromat. B n/a C n/a D n/a |
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
5--N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
Conditions | Yield |
---|---|
In water for 48h; Ambient temperature; pH=12.0; |
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
3-monochloro-1,2-propanediol
butan-1-ol
iohexol
Conditions | Yield |
---|---|
With sodium hydroxide; Ca(OH)2 In water | |
With sodium hydroxide; Ca(OH)2 In water |
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
iohexol
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
oxiranyl-methanol
iohexol
Conditions | Yield |
---|---|
With potassium hydroxide In methanol; dimethyl sulfoxide; isopropyl alcohol | |
Stage #1: N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide With boric acid; potassium hydroxide In water at 10℃; for 48h; pH=12.4; Stage #2: oxiranyl-methanol In water at 10℃; for 24h; pH=12.6-13; Time; pH-value; |
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
3-monochloro-1,2-propanediol
iohexol
Conditions | Yield |
---|---|
With sodium methylate In propylene glycol | |
Stage #1: N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide With sodium hydroxide In methanol; 1-methoxy-2-propanol at 25 - 45℃; Stage #2: 3-monochloro-1,2-propanediol In methanol; 1-methoxy-2-propanol at 25℃; for 25.5h; Product distribution / selectivity; | |
Stage #1: N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide With sodium hydroxide In 1-methoxy-2-propanol; water at 25 - 45℃; Stage #2: 3-monochloro-1,2-propanediol In 1-methoxy-2-propanol; water at 35℃; for 27h; Product distribution / selectivity; |
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
C29
Conditions | Yield |
---|---|
In methanol; chloroform | |
3.8 g (45%) |
1,3-diiodo-2-(iodomethyl)propane
N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide
Conditions | Yield |
---|---|
Stage #1: 1,3-diiodo-2-(iodomethyl)propane; N,N'-bis(2,3-dihydroxypropyl)-5-acetamido-2,4,6-triiodoisophthalamide With potassium hydroxide; boric acid In methanol; water at 10 - 40℃; for 48h; Stage #2: In methanol; water pH=3.5; |
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