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Cas:14379-00-1
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inquiryAs 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 according to the contract research and development services for the fine chemicals, ph
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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
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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:14379-00-1
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inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
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inquiryAnsciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
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inquirySupply top quality products with a reasonable price Application:api
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inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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Cas:14379-00-1
Min.Order:500 Gram
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inquiryAt Share Chemical Company, we scrupulously abide by our policy of “Excellent Quality at a Reasonable Price”. We strive to satisfy all of our customers by providing the finest quality products supported by the finest in customer servi
United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat
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inquiryDisodium;3,4,5-trioxocyclopentene-1,2-diolate Storage:keep in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/pharma intermediate Transportation:By Sea,by Air,By courier like DHL or Fedx. Port:Shangh
Cas:14379-00-1
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inquiryCroconicaciddisodiumsalt 14379-00-1 Storage:as prescribe by the manufacturer Package:pack as requested
Cas:14379-00-1
Min.Order:6 Kilogram
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inquiryManufacturer,strong R&D,professional team Storage:Store in a cool, dry place. Store in a tightly closed container. Package:according to your requirement Application:ZhiShang Chemical is owned by ZhiShang Group, is a professional new-type chemicals en
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inquiryhigh purity Application:Drug intermediates Materials intermediates and active molecules
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inquiryrhodizonic acid
croconic acid disodium salt
Conditions | Yield |
---|---|
With sodium hydroxide |
Conditions | Yield |
---|---|
In water for 12h; |
croconic acid
croconic acid disodium salt
Conditions | Yield |
---|---|
With sodium hydroxide In water |
1,8-bis(trans-Pt(PEt3)2NO3)anthracene
croconic acid disodium salt
water
Conditions | Yield |
---|---|
In water; acetone to an acetone soln. of Pt-complex an aq. soln. of disodium salt of acid was added drop by drop with continuous stirring (15 min); ppt. was filtered, washed with acetone and water; elem. anal.; | 97.8% |
3,6-bis[trans-Pt(PEt3)2(NO3)2]phenanthrene
croconic acid disodium salt
acetone
Conditions | Yield |
---|---|
In water; acetone an aq. soln. of disodium salt of acid was added to an acetone-soln. of complex (1:1 stoichiometric ratio) at room temp.; elem. anal.; | 90.1% |
Conditions | Yield |
---|---|
In water Na2C5O5 added to hot soln. of Cu salt and C12H12N3 (in equimolar amts.) in H2O, heated for 15 min on a steam-bath; filtered (celite), crystd. at room temp. for 1 wk, filtered off, washed (propan-2-ol, ether), dried in air; elem. anal.; | 89% |
croconic acid disodium salt
tris[2-(1-pyrazolyl)ethyl]amine
Conditions | Yield |
---|---|
In methanol; water Na2(C5O5) (0.25 mmol) aq. soln. added dropwise to soln. of CuClO4*6H2O (0.50 mmol) and tepza (0.50 mmol) (H2O/MeOH 1:1), heated on steam-bath for 10 min; filtered, crystd. at room temp. over 1 d, ppt. filtered off, washed with2-propanol and ether, air dried; elem. anal.; | 88% |
croconic acid disodium salt
water
Conditions | Yield |
---|---|
In water Pt complex in H2O mixed with Na2C5O5 in H2O; crystd. at room temp. for 4 d, elem. anal.; | 78.2% |
4,4'-bipyridine
croconic acid disodium salt
Conditions | Yield |
---|---|
In water High Pressure; react. Cd(NO3)2*4H2O, Na2C5O5, 4,4'-bpy, and water (2:2:2:1:3333) at 180°C for 3 days; | 78% |
In water High Pressure; react. Cd(NO3)2*4H2O, Na2C5O5, 4,4'-bpy, and water (2:2:1:3333) at 180°C for 3 days; | 75% |
In water High Pressure; react. Cd(NO3)2*4H2O, Na2C5O5, 4,4'-bpy, and water (1:1:1:3333) at 180°C for 3 days; elem. anal.; | 36.29% |
3,3'-Diamino-N-methyldipropylamine
croconic acid disodium salt
Conditions | Yield |
---|---|
With water Heating; | 77% |
Conditions | Yield |
---|---|
In methanol; water CH3OH soln. of Co(NO3)2*6H2O added to CH3OH soln. 4,4'-bipyridyl disulfide dropwise with constant stirring; aq. soln. of Na2-croconate added; stirred for 30 min; filtered; filtrate kept in CaCl2 desiccator after a few days; elem. anal.; | 75% |
Conditions | Yield |
---|---|
In water Na2C5O5 dissolved in H2O added dropwise to aq. soln. of AgNO3 at room temp.; mixt. stirred for 30 min; filtered; filtrate allowed to crystallize slowly in CaCl2 dessicator; elem. anal.; | 72% |
1,2-bis(4'-pyridyl)ethane
croconic acid disodium salt
[Fe(μ3-croconate)0.5(μ4-croconate)0.5(anti-1,2-bis(4-pyridyl)ethane)0.5(gauche-1,2-bis(4-pyridyl)ethane)0.5]
Conditions | Yield |
---|---|
In water aq. soln. sodium croconate was added to aq. soln. FeBr2 and 1,2-bis(4-pyridyl)ethane (1:1:1) at room temp.; elem. anal.; | 70% |
In water FeCl2:Na2C5O5:(CH2(C5H4N))2 molar ratio = 1:1:1; slowly evapd. (several d); |
Conditions | Yield |
---|---|
In methanol; water slow diffusion of CH3OH soln. of 4,4'-bipyridyl and aq. Na2-croconate over aq. Co(NO3)2*6H2O; elem. anal.; | 70% |
Conditions | Yield |
---|---|
In methanol; water CH3OH soln. of 4,4'-bipyridyl gently poured into aq. soln. of Na2-croconate; Fe-compound in water added to soln. dropwise with constant stirring; complex sepd. out; elem. anal.; | 70% |
1,2-bis(4'-pyridyl)ethane
croconic acid disodium salt
[Mn(μ3-croconate)0.5(μ4-croconate)0.5(anti-1,2-bis(4-pyridyl)ethane)0.5(gauche-1,2-bis(4-pyridyl)ethane)0.5]
Conditions | Yield |
---|---|
In water aq. soln. sodium croconate was added to aq. soln. MnCl2*4H2O and 1,2-bis(4-pyridyl)ethane (1:1:1) at room temp.; elem. anal.; | 68% |
In water MnCl2*4H2O:Na2C5O5:(CH2(C5H4N))2 molar ratio = 1:1:1; slowly evapd. (several d); |
croconic acid disodium salt
bis[2-(3,5-dimethyl-1H-pyrazol-1-yl)ethyl]amine
Conditions | Yield |
---|---|
With water In methanol for 0.25h; Heating; | 67% |
N-(2-Aminoethyl)-1,3-propanediamine
croconic acid disodium salt
Conditions | Yield |
---|---|
With water for 0.25h; Heating; | 65% |
croconic acid disodium salt
dimethyl sulfoxide
Conditions | Yield |
---|---|
In water; dimethyl sulfoxide Pt complex in DMSO mixed with Na2C5O5 in H2O; crystd.(slow diffusion of CH3CN), elem. anal.; | 63.3% |
N-propanamide-N,N-bis-(2-pyridylmethyl)amine
croconic acid disodium salt
Conditions | Yield |
---|---|
With water Heating; | 62% |
1,2-bis(4'-pyridyl)ethane
croconic acid disodium salt
cobalt(II) chloride
[Co(crotonate)(1,2-bis(4-pyridyl)ethane)]
Conditions | Yield |
---|---|
In water soln. of Na2C5O5 (0.1 mmol) added to soln. of CoCl2 (0.1 mmol) and (CH2(C5H4N))2 (0.1 mmol) (room temp., pH 7.97); kept (several d); elem. anal.; | 43% |
1,2-bis(4'-pyridyl)ethane
croconic acid disodium salt
[Cd(μ3-croconate)0.5(μ4-croconate)0.5(anti-1,2-bis(4-pyridyl)ethane)0.5(gauche-1,2-bis(4-pyridyl)ethane)0.5]
Conditions | Yield |
---|---|
In water High Pressure; aq. soln. sodium croconate was added to aq. soln. Cd(NO3)2*4H2O and 1,2-bis(4-pyridyl)ethane (1:1:1) and heated at 180°C for 3 days; react. mixt. was cooled, crystals were washed with water; elem. anal.; | 36% |
In water High Pressure; Cd(NO3)2*4H2O:Na2C5O5:(CH2(C5H4N))2 molar ratio = 1:1:1; hydrothermal treatment (180°C, 3 d); slowly evapd. (several d); |
croconic acid disodium salt
Conditions | Yield |
---|---|
In water mixing at room temp.; slow evapn. of soln. for two weeks; elem. anal.; | A 12.62% B n/a |
croconic acid disodium salt
water
Conditions | Yield |
---|---|
In water mixing at room temp.; slow evapn. of soln. for two weeks; elem. anal.; | 2.94% |
croconic acid disodium salt
disodium squarate
Conditions | Yield |
---|---|
With oxygen In sodium hydroxide Irradiation; | 100 % Spectr. |
With oxygen In sodium hydroxide Kinetics; Quantum yield; Rate constant; Irradiation; influence of pH, electron acceptors and radical traps; mechanism; | 100 % Spectr. |
Conditions | Yield |
---|---|
In water at 70℃; for 2h; |
Conditions | Yield |
---|---|
In water Na2C5O5 dissolved in H2O added to aq. soln. of Cd(NO3)2*4H2O with continuos stirring; solid filtered off; washed (H2O); |
croconic acid disodium salt
[Cd(croconate)(NH3)2](n)
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: water 2: water View Scheme |
croconic acid disodium salt
water
Conditions | Yield |
---|---|
In water for 4 - 5h; |
croconic acid disodium salt
water
Conditions | Yield |
---|---|
In water for 4 - 5h; |
croconic acid disodium salt
water
Conditions | Yield |
---|---|
In water for 4 - 5h; |
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