High quality 1,2-Cyclohexylenedinitrilotetraacetic acid CAS 13291-61-7 Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard Shelf life 2 years Storage should b
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inquiryHigh quality 1,2-Cyclohexylenedinitrilotetraacetic acid CAS 13291-61-7 with factory price Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its inte
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inquiryAppearance & Physical State: white powder Density: 1.48 g/cm3 Melting Point: 213-216ºC Boiling Point: 670.8ºC at 760 mmHg Flash Point: 359.5ºC Refractive Index: 1.595 Stability: Stable. Incompatible with strong oxidiz
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inquiryName: Tran-1.2-cyclohexane diaminetetraacetic acid Molecular formula:C14H22N2O8 Molecular wt:346.33 CAS No.:13291-61-7 Appearance:White Powder Storage:Store in cool and dry place, away from sun light. Package:25kg Application:Within 2 weeks after
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inquiryHot sale 13291-61-7 1,2-Cyclohexylenedinitrilo)tetraacetic acid Molecular Formula C14H22N2O8 Molar Mass 346.34 Density 1.48±0.1 g/cm3(Predicted) Melting Point 213-216°C(lit.) Boling
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inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
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inquiryformaldehyd
trans-1,2-Diaminocyclohexane
sodium cyanide
trans-1,2-Cyclohexanediaminetetraacetic acid
Conditions | Yield |
---|---|
With sodium hydroxide; water at 70℃; unter vermindertem Druck; |
trans-1,2-Diaminocyclohexane
chloroacetic acid
trans-1,2-Cyclohexanediaminetetraacetic acid
Conditions | Yield |
---|---|
With sodium hydroxide at 90 - 95℃; |
trans-1,2-Cyclohexanediaminetetraacetic acid
1,2-diamino-benzene
Conditions | Yield |
---|---|
at 140 - 180℃; | 95% |
In ethylene glycol at 140 - 180℃; | 95% |
at 180 - 200℃; |
trans-1,2-Cyclohexanediaminetetraacetic acid
water
dihydrogen peroxide
titanium tetrachloride
sodium hydroxide
Conditions | Yield |
---|---|
In water acid dissolved in H2O at pH 6.0 with NaOH, soln. added to TiCl4, H2O2 added, pH adjusted to 5.5 (NaOH), stirred for 5 h; soln. kept in refrigerator for 5 d; elem. anal.; | 95% |
trans-1,2-Cyclohexanediaminetetraacetic acid
water
titanium tetrachloride
Conditions | Yield |
---|---|
With NH4OH In water acid dissolved in H2O at pH 6.0 with NH4OH, soln. added to TiCl4; ppt. collected, washed (cold H2O, ethanol); elem. anal.; | 95% |
trans-1,2-Cyclohexanediaminetetraacetic acid
Conditions | Yield |
---|---|
With pyridine; acetic anhydride at 55 - 60℃; for 3h; | 94% |
trans-1,2-Cyclohexanediaminetetraacetic acid
Conditions | Yield |
---|---|
With hydrogenchloride In hydrogenchloride; acetic acid a soln. of PdCl2 in aq. HCl was mixed with a soln. of the aminocarbonic acid in acetic acid, addn. of concd. HCl; slow evapd. in a water bath, recrystd. from 1 M HCl; elem. anal.; | 91% |
trans-1,2-Cyclohexanediaminetetraacetic acid
cobalt(II) carbonate
Conditions | Yield |
---|---|
With dihydrogen peroxide In water byproducts: CO2, H2O; water added to a mixt. of CoCO3 and ligand, mixt. heated to 70°C, 30% H2O2 added, soln. stirred at 70°C for 15 min, RbOH added, reacted for 15 min; under N2; cold EtOH added to the filtrate, mixt. stirred for 30 min at 0°C, filtered, ppt. washed with EtOH, acetone, and dried in vac. at 120°C for 16 h; elem. anal.; | 90.9% |
trans-1,2-Cyclohexanediaminetetraacetic acid
cobalt(II) carbonate
Conditions | Yield |
---|---|
With potassium hydroxide; dihydrogen peroxide In water byproducts: CO2, H2O; water added to a mixt. of CoCO3 and ligand, mixt. heated to 70°C, 30% H2O2 added, soln. stirred at 70°C for 15 min, KOH added, reacted for 15 min; under N2; cold EtOH added to the filtrate, mixt. stirred for 30 min at 0°C, filtered, ppt. washed with EtOH, acetone, and dried in vac. at 120°C for 16 h; elem. anal.; | 88.7% |
trans-1,2-Cyclohexanediaminetetraacetic acid
cobalt(II) carbonate
Conditions | Yield |
---|---|
With dihydrogen peroxide In water byproducts: CO2, H2O; water added to a mixt. of CoCO3 and ligand, mixt. heated to 70°C, 30% H2O2 added, soln. stirred at 70°C for 15 min, CsOH added, reacted for 15 min; under N2; cold EtOH added to the filtrate, mixt. stirred for 30 min at 0°C, filtered, ppt. washed with EtOH, acetone, and dried in vac. at 120°C for 16 h; elem. anal.; | 88.5% |
trans-1,2-Cyclohexanediaminetetraacetic acid
Conditions | Yield |
---|---|
With hydrogenchloride In hydrogenchloride; acetic acid a soln. of PtCl2 in aq. HCl was mixed with a soln. of the aminocarbonic acid in acetic acid, addn. of concd. HCl; slow evapd. in a water bath, recrystd. from 1 M HCl; elem. anal.; | 81% |
manganese(IV) oxide
trans-1,2-Cyclohexanediaminetetraacetic acid
Conditions | Yield |
---|---|
molar ratio of C14H22N2O8:Mn(NO3)2=2:1, 0°C, 0.5-1 h; filtrn. of excess MnO2, addn. of an equal vol. of cold ethanol, then standing for several hours at 0°C, washing with abs. ethanol, drying in vac. at room temp.; | 80% |
molar ratio of C14H22N2O8:Mn(NO3)2=2:1, 0°C, 0.5-1 h; filtrn. of excess MnO2, addn. of an equal vol. of cold ethanol, then standing for several hours at 0°C, washing with abs. ethanol, drying in vac. at room temp.; | 80% |
molar ratio of C14H22N2O8:Mn(NO3)2=2:1, 0°C, 0.5-1 h; filtrn. of excess MnO2, addn. of an equal vol. of cold ethanol, then standing for several hours at 0°C, washing with abs. ethanol; | |
molar ratio of C14H22N2O8:Mn(NO3)2=2:1, 0°C, 0.5-1 h; filtrn. of excess MnO2, addn. of an equal vol. of cold ethanol, then standing for several hours at 0°C, washing with abs. ethanol; |
trans-1,2-Cyclohexanediaminetetraacetic acid
vanadium(III) chloride
Conditions | Yield |
---|---|
With K2CO3; KHCO3 In water addn. of K2CO3 to a suspn. of H4cydta in water, then addn. of VCl3 and KHCO3 (under N2); reducing of volume by evapn., filtn., washing with water and ethanol, elem. anal.; | 69% |
trans-1,2-Cyclohexanediaminetetraacetic acid
Conditions | Yield |
---|---|
With sodium hydroxide In water at 90℃; for 24h; pH=5.4; Sealed tube; | 52% |
trans-1,2-Cyclohexanediaminetetraacetic acid
Conditions | Yield |
---|---|
Stage #1: dodecatungstosilic acid; samarium(III) chloride hexahydrate In water at 20℃; for 0.5h; Stage #2: trans-1,2-Cyclohexanediaminetetraacetic acid In water at 60℃; for 2h; pH=1.9; | 42% |
trans-1,2-Cyclohexanediaminetetraacetic acid
Conditions | Yield |
---|---|
With sodium hydroxide In water at 90℃; for 24h; pH=5.4; Sealed tube; | 42% |
trans-1,2-Cyclohexanediaminetetraacetic acid
water
zinc(II) acetate dihydrate
Conditions | Yield |
---|---|
With NaOH In water Zn- and Si-contg. compds. (1.0 mmol and 0.2 mmol, resp.) were dissolved in H2O; the soln. was stirred for 0.5 h at 85°C; addn. of hot soln. of a ligand (0.75 mmol); cooling; pH = 3.4 (NaOH); stirring for 0.5 hat 85°C; the soln. was filtered; the filtrate was allowed to evap. in air at roomtemp.; crystals were obtained after 2 wk; elem. anal.; | 41% |
trans-1,2-Cyclohexanediaminetetraacetic acid
Conditions | Yield |
---|---|
Stage #1: dodecatungstosilic acid; yttrium(III) chloride hexahydrate In water at 20℃; for 0.5h; Stage #2: trans-1,2-Cyclohexanediaminetetraacetic acid With sodium hydroxide In water at 60℃; for 2h; pH=3.2; | 41% |
trans-1,2-Cyclohexanediaminetetraacetic acid
water
Conditions | Yield |
---|---|
With NaOH In water Sr-contg. compd. (1.0 mmol) was dissolved in H2O; addn. of a soln. of a ligand (0.10 mmol) and Si-contg. compd. (0.10 mmol); pH = 1.8 (NaOH); stirring for 1 h at 70°C; the soln. was filtered; the filtrate was allowed to evap. in air at roomtemp.; crystals were obtained after 1 wk; elem. anal.; | 39% |
trans-1,2-Cyclohexanediaminetetraacetic acid
Conditions | Yield |
---|---|
With NaOH In water Cd- and Si-contg. compds. (1.0 mmol and 0.2 mmol, resp.) were dissolved in H2O; the soln. was stirred for 0.5 h at 85°C; addn. of hot soln. of a ligand (0.5 mmol); cooling; pH = 4.4 (NaOH); stirring for 0.5 h at 85°C; the soln. was filtered; the filtrate was allowed to evap. in air at roomtemp.; crystals were obtained after 10 d; elem. anal.; | 39% |
trans-1,2-Cyclohexanediaminetetraacetic acid
Conditions | Yield |
---|---|
Stage #1: dodecatungstosilic acid; europium(III) chloride hexahydrate In water at 20℃; for 0.5h; Stage #2: trans-1,2-Cyclohexanediaminetetraacetic acid In water at 60℃; for 2h; pH=1.8; | 39% |
trans-1,2-Cyclohexanediaminetetraacetic acid
sodium hydroxide
Conditions | Yield |
---|---|
In water Ni- and Si-contg. compds. (1.0 mmol and 0.2 mmol, resp.) were dissolved in H2O; the soln. was stirred for 0.5 h at 85°C; addn. of hot soln. of a ligand (0.75 mmol); cooling; pH = 3.4 (NaOH); stirring for 0.5 hat 85°C; the soln. was filtered; the filtrate was allowed to evap. in air at roomtemp.; crystals were obtained after 3 wk; elem. anal.; | 38% |
trans-1,2-Cyclohexanediaminetetraacetic acid
N,N-dimethyl-formamide
Conditions | Yield |
---|---|
With sodium hydroxide In water at 90℃; for 24h; pH=5.4; Sealed tube; | 38% |
trans-1,2-Cyclohexanediaminetetraacetic acid
N,N-dimethyl-formamide
Conditions | Yield |
---|---|
With sodium hydroxide In water at 90℃; for 24h; pH=5.4; Sealed tube; | 36% |
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