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
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
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
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
Kono Chem Co.,Ltd
high 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
Henan Tianfu Chemical Co., Ltd.
1.Our services：A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.
Zhuozhou Wenxi import and Export Co., Ltd
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:7440-45-1
Min.Order:1 Kilogram
FOB Price: $112.0
Type:Trading Company
inquiryAntimex Chemical Limied
Ansciep 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
Hangzhou Ocean Chemical Co., Ltd.
1.Quality control, test sample before shipping and keep sample for 3 years after shipping;2. Prompt shipment with professional documents;3. Packing as your request, with photo before shipment;256. Mixed container, we can mix different items in one co
Hunan Russell Chemicals Technology Co.,Ltd
low price and high purityAppearance:solid or liquid Storage:in sealed air resistant place Package:As customer require Application:Pharma;Industry;Agricultural Transportation:by sea or by airplane Port:any port in China
Cas:7440-45-1
Min.Order:0
Negotiable
Type:Trading Company
inquiryBeantown Chemical
in stock Application:7440-45-1
Cas:7440-45-1
Min.Order:0
Negotiable
Type:Trading Company
inquiryNanjing Sunsure Chemical Technology Co., Ltd
Nanjing Sunsure Chemical Technology Co., Ltd., established in 2009, has expanded a compositive entity from initially only as a small manufacturer. The company dedicated to the development, production and marketing of chemicals. Sunsure covers whole
Cas:7440-45-1
Min.Order:1 Milligram
Negotiable
Type:Lab/Research institutions
inquiryShanghai united Scientific Co.,Ltd.
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
Strem Chemicals, Inc.
1.High Quality Specialty Chemicals2.Expertise and Experience in Manufacturing High Purity, High Quality Chemicals3.Long Term Focus in Inorganics, Organometallics and Metals4.ISO 9001 CertifiedAppearance:(packed in mineral oil)
Nanjing Raymon Biotech Co., Ltd.
Cerium 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:Shanghai/Shenzhen
Skyrun Industrial Co.,Ltd
Adequate stocks available,prompt shipment,Strictly control on quality,Timely after-sales
Cas:7440-45-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryCerametek Materials（ShenZhen）Co., Ltd.
Cerium (Ce) Appearance:Piece, grain and powders.
Hebei Ruishun Trade Co.,Ltd
Supply top quality products with a reasonable price Application:api
Chemical Co.Ltd
CeriumAppearance:Off white to slight yellow solid Storage:Stored in shaded, cool and dry places Package:1L 5L 10L 25L bottle Application:pharma intermediate Transportation:Handle with cares to avoid damaging the packages. Protect them from sunshine o
NovaChemistry
high purity Application:Drug intermediates Materials intermediates and active molecules
Synthetic route
| Conditions | Yield |
|---|---|
| With calcium In neat (no solvent) start of react. at 700-800°C, raise of temp. during react. (about 600°C, in presence of an eutic mixture of KCl-LiCl3 less than 600°C);; metal-powder;; | 99% |
| With Ca In neat (no solvent) start of react. at 700-800°C, raise of temp. during react. (about 600°C, in presence of an eutic mixture of KCl-LiCl3 less than 600°C);; metal-powder;; | 99% |
| In melt Electrolysis; electrolysis of CeCl3 in KCl/LiCl, complete exclusion of O2;; | 97% |
| Conditions | Yield |
|---|---|
| With calcium In neat (no solvent) start of react. at 400°C, in presence of I2;; contaminations in wt.-%: 1-5 Ca, 0.1-1Mg, removal by distn. in vac.;; | 93% |
| With Ca In neat (no solvent) start of react. at 400°C, in presence of I2;; contaminations in wt.-%: 1-5 Ca, 0.1-1Mg, removal by distn. in vac.;; | 93% |
| With lithium In neat (no solvent) byproducts: LiF; in presence of I2; 78.17g CeF3, 9.6g Li, 20g subl. I2, under Ar, react. in a furnace of 1280°C, heating to 1100-1150°C after end of react. (40min); investigation of different vessel-materials;; | 50-95 |
| Conditions | Yield |
|---|---|
| In melt Electrolysis; electrolyte: CeF3, BaF2, LiF; continuous addn. of CeO2, 850-900°C, 800-900A, 7-8V, current yield 96%; under He;; | 90% |
| In melt Electrolysis; bath composition (in wt.-%): 73 CeF3, 15 LiF, 12 BaF2; 11V, 249A, starting current density: 10.2A/cm**2 (cathode), 4.1A/cm**2 (anode);; purity 99.91-99.97%;; | |
| In melt Electrolysis; bath composition (in mol-%): 21.9 CeF3, 73.1 LiF, 5.0 BaF2, 3-5 wt.-% CeO2, 760-850°C; description of different cells;; |
-
-
7440-45-1
cerium
| Conditions | Yield |
|---|---|
| With Hg; HCl; acetic acid In hydrogenchloride byproducts: H2; Electrochem. Process; soln. Ce2O3 in HCl; amalgamation on Hg cathode in buffer pH=3.4-3.7 (CH3COOH, CH3COONa); decomposed at 900-1250°C below 1E-6 Torr; various product yields (63.6-99.5%) for various conditions; amalgam rinsed (H2O, EtOH); degassed at 1000°C in vac.; elem. anal.; |
| Conditions | Yield |
|---|---|
| Products depend on amount of Mg. In H2 atmosphere also formation of Ce hydrides.; |
| Conditions | Yield |
|---|---|
| equilibrium at 1800°C; | |
| equilibrium at 1800°C; |
-
-
7758-88-5
cerium(III) fluoride
-
-
7429-90-5
aluminium
-
A
-
7440-45-1
cerium
-
B
-
7784-18-1
aluminum(III) fluoride
| Conditions | Yield |
|---|---|
| In melt heating Al in a melt of CeF3 to 1000°C, react. stops when Al contents 1.5% Ce;; |
| Conditions | Yield |
|---|---|
| In neat (no solvent) reaction at 1400-1550 °C and a pressure below 1E-2 Torr;; | |
| In neat (no solvent) reaction at 1400-1550 °C and a pressure below 1E-2 Torr;; |
-
-
7440-45-1
cerium
| Conditions | Yield |
|---|---|
| With aluminium In neat (no solvent) reduction, booster: BaO2;; | |
| With aluminium In neat (no solvent) byproducts: AlO; 1000-1500°C, 1E-4 Torr;; | |
| With aluminium In neat (no solvent) reduction in presence of Fe and Si, large amounts of Si are necessary for good yields;; |
| Conditions | Yield |
|---|---|
| 0-1000°C; thermodynamic properties given; |
-
A
-
7440-45-1
cerium
-
B
-
122031-37-2
2,2,6,6-tetramethyl-3,5-heptadionato ion
| Conditions | Yield |
|---|---|
| In gaseous matrix Irradiation (UV/VIS); photodissociation (248 nm) in a buffer gas (N2+CH4), heating of precursor; laser-induced fluorescence; |
-
-
7440-45-1
cerium
| Conditions | Yield |
|---|---|
| In neat (no solvent) reduction in O2/H2-blow-pipe;; |
-
-
7440-45-1
cerium
| Conditions | Yield |
|---|---|
| In neat (no solvent) Irradiation (UV/VIS); lanthanide compd. photodissociation by excimer laser irradiation at 248 nm; LIF detection; |
-
-
7440-45-1
cerium
| Conditions | Yield |
|---|---|
| In neat (no solvent) byproducts: H2; heating (vac., 5°C/min, 500-730°C); DTA monitoring; |
| Conditions | Yield |
|---|---|
| dissocn. in vac. at 2100°C; | |
| dissocn. in vac. at 2100°C; |
| Conditions | Yield |
|---|---|
| decompn. above 1080°C; |
| Conditions | Yield |
|---|---|
| In neat (no solvent, solid phase) heating at 1050°C in tube furnace for 130 h, under H2; XRD; |
-
-
7440-45-1
cerium
| Conditions | Yield |
|---|---|
| With NaCl In water Electrochem. Process; deposited on Al alloy; |
| Conditions | Yield |
|---|---|
| In neat (no solvent) stoich. mixt. heating in sealed Ta capsule under Ar at 1420 K for 5 d; | 100% |
| In neat (no solvent) dry Ar-atmosphere; stoich. amts., sealed Ta-capsule, 1420 K, 5 d; quenching in cold water; |
| Conditions | Yield |
|---|---|
| In neat (no solvent) stoich. mixt. heating in sealed Ta capsule under Ar at 1340 K for 5 d; | 100% |
| In neat (no solvent) dry Ar-atmosphere; stoich. amts., sealed Ta-capsule, 1340 K, 5 d; quenching in cold water; |
| Conditions | Yield |
|---|---|
| In neat (no solvent) under Ar, stoich. amt. of starting materials were heated at 900 °C for 5 days, Ta-tube in an evacuated silica ampoule; | 100% |
| Conditions | Yield |
|---|---|
| In neat (no solvent) under Ar, stoich. amt. of starting materials were heated at 1100 °C for 10 days, Ta-tube in an evacuated silica ampoule; | 100% |
| Conditions | Yield |
|---|---|
| In neat (no solvent) under Ar, stoich. amt. of starting materials were heated at 1100 °C for 6 days, Ta-tube in an evacuated silica ampoule; | 100% |
| Conditions | Yield |
|---|---|
| at 700 - 1100℃; for 336h; Sealed tube; Inert atmosphere; | 100% |
| Conditions | Yield |
|---|---|
| In melt mixing of Ce, Ga and Ge in ratio Ce:Ga:Ge as 1:15:1 under N2; slowly heating (60°C/h) up to 1000°C; holding at 1000°C for 5h; cooling (75°C/h) to 850°C; holding isothermally for 6 days; cooling to 200°C; hot-temp. span-filtration; treatment with 3 M soln. of I2 in DMF for 12-24 h; rinsing with DMF, hot water, drying with acetone and ether; | 99% |
| Conditions | Yield |
|---|---|
| In neat (no solvent) mixt. Ce, Zn, and Ge was pressed into pellet, sealed in silica tube, andheated to 790°C over 8 h, held for 72 h, and cooled to room temp . over 8 h; | 99% |
| With In In melt mixt. Ce, Zn, Ge, and In in alumina tube in sealed in vacuo silica tube was heated to 1000°C over 12 h, held for 4 h, and ramped down to 850°C over 2 h, kept for 48 h and cooled to room temp. over 24 h; centrifugation, filtration, etching with acetic acid; | 30% |
| Conditions | Yield |
|---|---|
| In melt heating cerium, gold and indium in molar ratio 1:2:4 to 1000 for 10 h invac., keeping at 1000°C for 120 h; cooling to room temp. for 48 h, X-ray anal.; | 99% |
| Conditions | Yield |
|---|---|
| In melt metal:metal fluoride:S molar ratio was 2:1:3, quartz crucible, Nb- or Ta-capsule, several days, 850 °C; equimolar amt. of NaCl was used as flux; NaCl was washed out with water; | 99% |
| Conditions | Yield |
|---|---|
| With NaBr In neat (no solvent, solid phase) byproducts: NaBr; calcd. amts. of elements and compds. reacted in evacuated silica tube with excess NaBr as flux at 850°C for 7 d; | 99% |
| Conditions | Yield |
|---|---|
| In hydrogenchloride Schlenk techniques; dissolution Ce in concd. aq. HCl (37%); XRD; | 99% |
| Conditions | Yield |
|---|---|
| In hydrogen bromide aq. HBr; Schlenk techniques; dissolution Ce in concd. aq. HBr (48%); XRD; | 99% |
| Conditions | Yield |
|---|---|
| In hydrogen bromide aq. HBr; Schlenk techniques; dissolution Ce in concd. aq. HI (55%); XRD; | 99% |
| Conditions | Yield |
|---|---|
| With Hg(C6F5)2 In tetrahydrofuran byproducts: Hg, C6F5H; for 9 h at room temp.; allowed to settle, decanted, concd. (vac.), supernatant soln. removed, crystals dried (vac.); | 98% |
| Conditions | Yield |
|---|---|
| at 700 - 1100℃; for 336h; Sealed tube; Inert atmosphere; | 98% |
| Conditions | Yield |
|---|---|
| at 700 - 1100℃; for 336h; Sealed tube; Inert atmosphere; | 98% |
| Conditions | Yield |
|---|---|
| at 700 - 1100℃; for 336h; Sealed tube; Inert atmosphere; | 96% |
| Conditions | Yield |
|---|---|
| at 700 - 1100℃; for 336h; Sealed tube; Inert atmosphere; | 95% |
| Conditions | Yield |
|---|---|
| With I2; tetrahydrofurane In tetrahydrofuran Ar; 50°C; 3 days;; filtered hot; elem. anal.;; | 94% |
| Conditions | Yield |
|---|---|
| In water Kinetics; powder of Al and 13 wt% Ce was ball milled with EtOH under Ar for 12 h, mixt. was placed in water bath to keep temperature constant at 70°C, then water at 70°C was added into reactor and reaction was carried out for 1 h; | 93.15% |
| With KCl In water Kinetics; powder of Al and 5 wt% Ce and 10 wt% KCl was ball milled with EtOH underAr for 8 h, mixt. was placed in water bath to keep temperature constant at 70°C, then water at 70°C was added into reactor and re action was carried out for 1 h; | 93.86% |
| With NaCl In water Kinetics; powder of Al and 5 wt% Ce and 10 wt% NaCl was ball milled with EtOH under Ar for 8 h, mixt. was placed in water bath to keep temperature constant at 70°C, then water at 70°C was added into reactor and reaction was carried out for 1 h; | 92.5% |
| Conditions | Yield |
|---|---|
| With THF In tetrahydrofuran under Ar or N2, Schlenk line; EtI added to Ce metal chips in THF, suspn. refluxed for 24 h; vol. of THF reduced in vacuo, ppt. filtered off, dried, extd. with THF under N2 for 5 d, ext. concd., cooled, ppt. filtered and dried in vacuo; | 93% |
| Conditions | Yield |
|---|---|
| With Hg In neat (no solvent) under Ar, Schlenk or ampoule techniques; metal and ligand (1:3) activated with Hg heated to 100°C in 5 h and to 140°C in 80 h, stored at 140°C for 48 h; cooled to 90°C in 150 h and to room temp. in 14 h, elem. anal.; | 91% |
| Conditions | Yield |
|---|---|
| In neat (no solvent) byproducts: H2; under N2; Sr (0.9 mmol) and Ce (0.1 mmol) ground; ground with imidazole (3 mmol); sealed in evacuated ampole; heated (180°C, 96 h); cooled to room temp. (18 h); inidazole evapd. in vac.; elem. anal.; | 91% |
| Conditions | Yield |
|---|---|
| vapor pressure of Sm between 1217 and 1473°K given as equation; optimal conditions: 1200°C, 1E-3 Torr; | A n/a B 90% |
| in vac.; |
| Conditions | Yield |
|---|---|
| In melt (N2); combining of Ce, Au, Al (excess) and Ge in Al2O3 crucible; sealingin vac. in SiO2 tube; heating to 1000°C for 12 h; keeping at thi s temp. for 5 h; cooling to 850°C for 24 h; slow cooling to 50°C for 72 h; soaking of crucible in aq. 5 M NaOH soln. overnight; rinsing with water and acetone; | 90% |
| Conditions | Yield |
|---|---|
| In neat (no solvent) stoich. mixt. arc-sealed in a Ta tube under Ar, Ta tube placed in SiO2 glass tube, sealed, heated at 950°C for 18 d; | 90% |
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