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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

High Quality 99% Cromolyn Disodium Salt 15826-37-6 GMP Manufacturer

Cas:15826-37-6

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Baoji Guokang Healthchem co.,ltd

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

Anti-allergic drugs Sodium cromoglycate CAS:15826-37-6

Cas:15826-37-6

Min.Order:1 Kilogram

FOB Price: $458.0 / 471.0

Type:Trading Company

inquiry

Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem'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

Sodium cromoglycate

Cas:15826-37-6

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

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 Sodium Cromoylycate supplier in China

Cas:15826-37-6

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

Wuhan Fortuna Chemical Co.,Ltd

Unique advantages for Sodium cromoglycate Cas 15826-37-6 Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White crystalline powder Storage:Refrigerator Package:1kg/foil bag;2

Manufacturer supply USP Sodium cromoglycate Cas 15826-37-6 with high quality and reasonable price

Cas:15826-37-6

Min.Order:1 Kilogram

FOB Price: $175.0 / 178.0

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 Sodium Cromoylycate

Cas:15826-37-6

Min.Order:1

Negotiable

Type:Other

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

Cromolyn sodium

Cas:15826-37-6

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Win-Win chemical Co.Ltd

Stock products, own laboratory Appearance:White to Off-White neat Storage:2-8°C Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:shanghai

Sodium cromoglycate Cas no.15826-37-6 98%

Cas:15826-37-6

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

TIANFUCHEM--15826-37-6--Sodium cromoglycate 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 r

TIANFUCHEM--15826-37-6--Sodium cromoglycate factory price

Cas:15826-37-6

Min.Order:1 Metric Ton

FOB Price: $2000.0

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con

Sodium cromoglycate CAS 15826-37-6

Cas:15826-37-6

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

New production CAS 15826-37-6 with best quality

Cas:15826-37-6

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Name: Sodium Cromoglicate CAS:15826-37-6 MF: C23H14Na2O11 Appearance:white crystalline powder Storage:Store in cool and dry place, away from sun light. Package:25KG Application: APIs Transportation:By sea or by air Port:Qingdao Port

Sodium Cromoglicate

Cas:15826-37-6

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

inquiry

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 15826-37-6 Sodium cromoglycate with best price

Cas:15826-37-6

Min.Order:10 Gram

Negotiable

Type:Other

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

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

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 Appearance:white powder/ Refer to COA Storage:Refer to COA

15826-37-6 cas Ready stock 99.2% Cromolyn Sodium

Cas:15826-37-6

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

Cromolyn Disodium Salt CAS:15826-37-6 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 in

Cromolyn Disodium Salt CAS:15826-37-6

Cas:15826-37-6

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

4H-1-Benzopyran-2-carboxylicacid, 5,5'-[(2-hydroxy-1,3-propanediyl)bis(oxy)]bis[4-oxo-, sodium salt (1:2)

Cas:15826-37-6

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Wonda Pharm Limited

1.high quality: quality is life. quality is the most important element for all goods. we have a lab doing research in wuhan china. hplc and nmr is available if needed. 2.reasonable price: we provide high quality products wi

Factory supply Sodium cromoglycate 15826-37-6

Cas:15826-37-6

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Leader Biochemical Group

PRODUCT DETAILS

China Largest Manufacturer factory sales Sodium cromoglycate/CROMOLYN SODIUM CAS 15826-37-6

Cas:15826-37-6

Min.Order:500 Kilogram

FOB Price: $1.0 / 2.0

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

Changchun Artel lmport and Export trade company

Product Detail Minimum Order Qty. 10 Gram

Cromolyn Sodium CAS NO.15826-37-6

Cas:15826-37-6

Min.Order:10 Gram

Negotiable

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

Sodium cromoglycate

Cas:15826-37-6

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Zenuo Biological Medicine Technology Co Ltd

Product Name: Sodium cromoglycate Synonyms: SODIUM CROMOGLICATE;SODIUM CROMOGLYCATE;4h-1-benzopyran-2-carboxylicacid,5,5’-((2-hydroxytrimethylene)dioxy)bis(4-oxo;4H-1-Benzopyran-2-carboxylicacid,5,5’-[(2-hydroxy-1,3-propanediyl)bis(o

Sodium cromoglycate 99%

Cas:15826-37-6

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

GMP product Cromoglycate Sodium

Cas:15826-37-6

Min.Order:10 Kilogram

Negotiable

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

Sodium cromoglycate

Cas:15826-37-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

DB BIOTECH CO., LTD

Q1: Are you a manufacturer?Answer: Yes, we are factory founded on 2002. Q2: How to contact with us?Click "contact supplier" And then send us message the product you interest in, you will get reply within 12 hours. Q3:Which kind of payment terms do yo

Hot sale! Sodium Cromoglycate powder with factory price

Cas:15826-37-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Wuhan Xinhao Biotechnology Co., Ltd.

Our Strengths 1.Place of Origin China with Super quality by reasonable price. 2.Fast delivery by safe express way to all the country. 3.Has a number of highly qualified engineers and experts to provide guidance for reagents. 4.When you meet problems

Factory supply Sodium cromoglycate with Good Price CAS NO. 15826-37-6

Cas:15826-37-6

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Trading Company

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

High quality Sodium Cromoylycate

Cas:15826-37-6

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

TaiChem Taizhou Limited

Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site

Sodium cromoglycate

Cas:15826-37-6

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

1,3-bis(2-carboethoxychromon-5-yloxy)-2-hydroxypropane
16150-45-1

1,3-bis(2-carboethoxychromon-5-yloxy)-2-hydroxypropane

disodium cromoglicate
15826-37-6

disodium cromoglicate

Conditions
ConditionsYield
With sodium hydroxide In ethanol; water at 65℃; for 5h; Temperature;97.1%
methacrylamide propyl trimethyl ammonium chloride

methacrylamide propyl trimethyl ammonium chloride

2-hydroxypropyl methacrylate
923-26-2

2-hydroxypropyl methacrylate

EDMA
97-90-5

EDMA

methacryloxyethyl succinic acid

methacryloxyethyl succinic acid

disodium cromoglicate
15826-37-6

disodium cromoglicate

Conditions
ConditionsYield
With azobisisobutyronitrile; nitrogen
With azobisisobutyronitrile; nitrogen
With azobisisobutyronitrile; nitrogen
2,6-dihydroxylacetophenone
699-83-2

2,6-dihydroxylacetophenone

disodium cromoglicate
15826-37-6

disodium cromoglicate

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: sodium ethanolate / ethanol / 10 h / 60 °C
2: isopropyl alcohol / 10 h / 100 °C
3: sodium hydroxide / ethanol; water / 5 h / 65 °C
View Scheme
Multi-step reaction with 3 steps
1: sodium ethanolate / ethanol / 10 h / 60 °C
2: isopropyl alcohol / 6 h / 75 °C
3: sodium hydroxide / ethanol; water / 5 h / 65 °C
View Scheme
5-hydroxy-4-oxo-4H-benzopyran-2-carboxylic acid ethyl ester
50521-64-7

5-hydroxy-4-oxo-4H-benzopyran-2-carboxylic acid ethyl ester

disodium cromoglicate
15826-37-6

disodium cromoglicate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: isopropyl alcohol / 10 h / 100 °C
2: sodium hydroxide / ethanol; water / 5 h / 65 °C
View Scheme
ethanol
64-17-5

ethanol

disodium cromoglicate
15826-37-6

disodium cromoglicate

1,3-bis(2-carboethoxychromon-5-yloxy)-2-hydroxypropane
16150-45-1

1,3-bis(2-carboethoxychromon-5-yloxy)-2-hydroxypropane

Conditions
ConditionsYield
With hydrogenchloride at 95 - 100℃; for 28h; Inert atmosphere;80%
With hydrogenchloride In water at 100℃; for 24h; Sealed tube;76%
With hydrogenchloride In water at 100℃; for 24h; Sealed tube;76%
disodium cromoglicate
15826-37-6

disodium cromoglicate

disodium cromoglycate-3,3'-d2

disodium cromoglycate-3,3'-d2

Conditions
ConditionsYield
With rhodium(III) chloride; water-d2 In N,N-dimethyl-formamide at 108℃;77%
disodium cromoglicate
15826-37-6

disodium cromoglicate

cromoglicinic acid
16110-51-3

cromoglicinic acid

Conditions
ConditionsYield
With hydrogenchloride In water pH=3;66%
With hydrogenchloride In water pH=3;66%
With hydrogenchloride In water at 20℃; pH=2;
disodium cromoglicate
15826-37-6

disodium cromoglicate

(1-{2-[3-(2-acetyl-3-hydroxy-phenoxy)-2-hydroxypropoxy]-6-hydroxy-phenyl}-ethanone)
16150-44-0

(1-{2-[3-(2-acetyl-3-hydroxy-phenoxy)-2-hydroxypropoxy]-6-hydroxy-phenyl}-ethanone)

Conditions
ConditionsYield
With sodium hydroxide for 0.333333h; Heating;59.7%
With potassium hydroxide In water for 2h; Reflux;
disodium cromoglicate
15826-37-6

disodium cromoglicate

C23H12(3)H2O11(2-)*2Na(1+)
92588-95-9

C23H12(3)H2O11(2-)*2Na(1+)

Conditions
ConditionsYield
With rhodium(III) chloride; tritium oxide In N,N-dimethyl-formamide at 108℃;
disodium cromoglicate
15826-37-6

disodium cromoglicate

ethyl iodide
75-03-6

ethyl iodide

1,3-bis(2-carboethoxychromon-5-yloxy)-2-hydroxypropane
16150-45-1

1,3-bis(2-carboethoxychromon-5-yloxy)-2-hydroxypropane

Conditions
ConditionsYield
In N,N-dimethyl-formamide 1.) 64-70 deg C, 5 h, 2.) 4-6 deg C, overnight;136 g
disodium cromoglicate
15826-37-6

disodium cromoglicate

methyl iodide
74-88-4

methyl iodide

1,3-bis(2-methoxycarbonylchromon-5-yloxy)propan-2-ol
51471-26-2

1,3-bis(2-methoxycarbonylchromon-5-yloxy)propan-2-ol

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 40℃; for 4h;1.44 g
disodium cromoglicate
15826-37-6

disodium cromoglicate

4,4'-(2-Hydroxypropan-1,3-diyldioxy)bis[4-(3-acetyl-2-hydroxyphenylazo)benzolsulfonsaeure], Dinatriumsalz

4,4'-(2-Hydroxypropan-1,3-diyldioxy)bis[4-(3-acetyl-2-hydroxyphenylazo)benzolsulfonsaeure], Dinatriumsalz

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: 59.7 percent / aq. NaOH / 0.33 h / Heating
2.1: aq. HCl; NaNO2 / H2O / cooling
2.2: 33 percent / aq. NaOH / 0.17 h
View Scheme
disodium cromoglicate
15826-37-6

disodium cromoglicate

C28H25NO12*ClH
110816-81-4

C28H25NO12*ClH

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 1.44 g / dimethylformamide / 4 h / 40 °C
2: 1.) 4-dimethylaminopyridine, dicyclohexylcarbodiimide, 2.) HCl-ethanol / 1.) dichloromethane
View Scheme
disodium cromoglicate
15826-37-6

disodium cromoglicate

C29H27NO12*ClH
114014-39-0

C29H27NO12*ClH

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 136 g / dimethylformamide / 1.) 64-70 deg C, 5 h, 2.) 4-6 deg C, overnight
2: 1.) 4-dimethylaminopyridine, dicyclohexylcarbodiimide, 2.) HCl-ethanol / 1.) dichloromethane
View Scheme
disodium cromoglicate
15826-37-6

disodium cromoglicate

C30H29NO12*ClH
110816-82-5

C30H29NO12*ClH

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 136 g / dimethylformamide / 1.) 64-70 deg C, 5 h, 2.) 4-6 deg C, overnight
2: 1.) 4-dimethylaminopyridine, dicyclohexylcarbodiimide, 2.) HCl-ethanol / 1.) dichloromethane
View Scheme
disodium cromoglicate
15826-37-6

disodium cromoglicate

C32H33NO12*ClH
110816-89-2

C32H33NO12*ClH

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 136 g / dimethylformamide / 1.) 64-70 deg C, 5 h, 2.) 4-6 deg C, overnight
2: 1.) 4-dimethylaminopyridine, dicyclohexylcarbodiimide, 2.) HCl-ethanol / 1.) dichloromethane
View Scheme
disodium cromoglicate
15826-37-6

disodium cromoglicate

C33H35NO12*ClH
110816-90-5

C33H35NO12*ClH

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 136 g / dimethylformamide / 1.) 64-70 deg C, 5 h, 2.) 4-6 deg C, overnight
2: 1.) 4-dimethylaminopyridine, dicyclohexylcarbodiimide, 2.) HCl-ethanol / 1.) dichloromethane
View Scheme
disodium cromoglicate
15826-37-6

disodium cromoglicate

C33H35NO12*ClH
114014-40-3

C33H35NO12*ClH

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 136 g / dimethylformamide / 1.) 64-70 deg C, 5 h, 2.) 4-6 deg C, overnight
2: 1.) 4-dimethylaminopyridine, dicyclohexylcarbodiimide, 2.) HCl-ethanol / 1.) dichloromethane
View Scheme
disodium cromoglicate
15826-37-6

disodium cromoglicate

2--1,3-bis(2-ethoxycarbonylchromon-5-yloxy)propane
110838-56-7

2--1,3-bis(2-ethoxycarbonylchromon-5-yloxy)propane

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 136 g / dimethylformamide / 1.) 64-70 deg C, 5 h, 2.) 4-6 deg C, overnight
2: 4.7 g / dicyclohexylcarbodiimide, 4-dimethylaminopyridine / CH2Cl2 / 3 h
View Scheme
disodium cromoglicate
15826-37-6

disodium cromoglicate

(S)-Pyrrolidine-2-carboxylic acid 2-(2-ethoxycarbonyl-4-oxo-4H-chromen-5-yloxy)-1-(2-ethoxycarbonyl-4-oxo-4H-chromen-5-yloxymethyl)-ethyl ester; hydrochloride
114014-41-4

(S)-Pyrrolidine-2-carboxylic acid 2-(2-ethoxycarbonyl-4-oxo-4H-chromen-5-yloxy)-1-(2-ethoxycarbonyl-4-oxo-4H-chromen-5-yloxymethyl)-ethyl ester; hydrochloride

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 136 g / dimethylformamide / 1.) 64-70 deg C, 5 h, 2.) 4-6 deg C, overnight
2: 1.) 4-dimethylaminopyridine, dicyclohexylcarbodiimide, 2.) HCl-ethanol / 1.) dichloromethane
View Scheme
disodium cromoglicate
15826-37-6

disodium cromoglicate

2-(L-lysyloxy)-1,3-bis(2-ethoxycarbonylchromon-5-yloxy)propane dihydrochloride
110816-78-9

2-(L-lysyloxy)-1,3-bis(2-ethoxycarbonylchromon-5-yloxy)propane dihydrochloride

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 136 g / dimethylformamide / 1.) 64-70 deg C, 5 h, 2.) 4-6 deg C, overnight
2: 4.7 g / dicyclohexylcarbodiimide, 4-dimethylaminopyridine / CH2Cl2 / 3 h
3: 16 g / 5N HCl-ethanol / CHCl3 / 0.83 h
View Scheme
disodium cromoglicate
15826-37-6

disodium cromoglicate

A

cromoglicinic acid
16110-51-3

cromoglicinic acid

B

[(2-hydroxytrimethylene)dioxy]bis(4-oxo-4H-1-benzopyran-2-carboxylic acid)

[(2-hydroxytrimethylene)dioxy]bis(4-oxo-4H-1-benzopyran-2-carboxylic acid)

Conditions
ConditionsYield
In disodium salt of cromolyn
methanol
67-56-1

methanol

disodium cromoglicate
15826-37-6

disodium cromoglicate

1,3-bis(2-methoxycarbonylchromon-5-yloxy)propan-2-ol
51471-26-2

1,3-bis(2-methoxycarbonylchromon-5-yloxy)propan-2-ol

Conditions
ConditionsYield
With hydrogenchloride In water for 2h; Reflux;
disodium cromoglicate
15826-37-6

disodium cromoglicate

5'DLCG

5'DLCG

Conditions
ConditionsYield
Stage #1: disodium cromoglicate With hydrogenchloride In water at 20℃;
Stage #2: With lithium hydroxide In water Heating;
disodium cromoglicate
15826-37-6

disodium cromoglicate

5.5’-[(2-hydroxy-1,3-propanediyl)bis-(oxy)]bis-[4-oxo-4H-1-benzopyran-2-ethanol]

5.5’-[(2-hydroxy-1,3-propanediyl)bis-(oxy)]bis-[4-oxo-4H-1-benzopyran-2-ethanol]

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: hydrogenchloride / water / 24 h / 100 °C / Sealed tube
2: sodium tetrahydroborate; methanol / dichloromethane / 6 h / 25 °C
View Scheme
disodium cromoglicate
15826-37-6

disodium cromoglicate

5,5’-[(2-hydroxy-1,3-propanediyl)bis-(oxy)]bis-[4-oxo-4H-1-benzopyran-2-carboxylic acid]bis-[(2,2-dimethyl-1-oxopropoxy)methyl]ester

5,5’-[(2-hydroxy-1,3-propanediyl)bis-(oxy)]bis-[4-oxo-4H-1-benzopyran-2-carboxylic acid]bis-[(2,2-dimethyl-1-oxopropoxy)methyl]ester

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: hydrogenchloride / water / 24 h / 100 °C / Sealed tube
2: sodium tetrahydroborate; methanol / dichloromethane / 6 h / 25 °C
3: N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 4 h / 60 °C
View Scheme
disodium cromoglicate
15826-37-6

disodium cromoglicate

5,5’-[(2-hydroxy-1,3-propanediyl)bis-(oxy)]bis-[4-oxo-4H-1-benzopyran-2-ethanol]triacetate

5,5’-[(2-hydroxy-1,3-propanediyl)bis-(oxy)]bis-[4-oxo-4H-1-benzopyran-2-ethanol]triacetate

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: hydrogenchloride / water / 24 h / 100 °C / Sealed tube
2: sodium tetrahydroborate; methanol / dichloromethane / 6 h / 25 °C
3: pyridine / 3 h / 0 - 20 °C
View Scheme
disodium cromoglicate
15826-37-6

disodium cromoglicate

2Na(1+)*C23H18O13(2-)

2Na(1+)*C23H18O13(2-)

Conditions
ConditionsYield
With sodium hydroxide at 70℃; for 1h;
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