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
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
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
Cas:7440-70-2
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryKono 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
Hangzhou Dingyan Chem Co., Ltd
R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
Henan Allgreen Chemical Co.,Ltd
high qualityAppearance:white crystalline powder Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
Aecochem Corp.
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
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.
Antimex 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
Xiamen AmoyChem Co.,Ltd
Amoychem is committed to providing the top-quality chemical products and services Internationally. We offer our customers with friendly, professional service and reliable, high performance products that have been manufactured according to the accredi
Zhuozhou Wenxi import and Export Co., Ltd
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:7440-70-2
Min.Order:1 Kilogram
FOB Price: $112.0
Type:Trading Company
inquiryHangzhou Ocean Chemical Co., Ltd.
Ocean inorganic department is a professional supplier and exporter engaging in inorganic chemical materials and metal organic compounds. Over the past years, our company is committed to improving the product quality and developing new products, in or
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:7440-70-2
Min.Order:0
Negotiable
Type:Trading Company
inquiryBeantown Chemical
in stock Application:7440-70-2
Cas:7440-70-2
Min.Order:0
Negotiable
Type:Trading Company
inquiryHWRK Chem
in store Package:100g Application:Organic Chemicals
Qingdao Sigma Chemical Co., Ltd.
Qingdao Sigma Chemical Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, peptide,Nootropis etc API, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc. Our Labo
Shanghai 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
Chungking Joyinchem Co., Ltd.
Joyinchem have been committed to chemical supply for several years and have built good cooperation records with multinational chemical corporations and importers from all over the world. Our services include:-Spot goods-Contract manufacturing-Custom
Shaanxi Cuicheng Biomedical Technology Co., Ltd.
Shaanxi Cuicheng Biomedical Technology Co., Ltd. is located in Chuangzhi Industrial Park, Economic and Technological Development Zone, Hanzhong City, Shaanxi Province, China. It is a company specializing in natural medicines and high-throughput scree
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:ampouled under argon
Hangzhou Yierdechem Co. Ltd
With about ten years experiences in the field of pharmaceutical chemicals, Yierdechem has established solid business cooperation relationships with many large companys worldwide.As a leading supplier of API and pharmaceutical intermediates, holds its
Skyrun Industrial Co.,Ltd
Cas:7440-70-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryCerametek Materials（ShenZhen）Co., Ltd.
Calcium (Ca), 7440-70-2, Purity: 3N and 2N, Grain 1-3 mm (in oil) Appearance:pieces
Hebei Ruishun Trade Co.,Ltd
Supply top quality products with a reasonable price Application:api
Sparrow Chemical Co.,Ltd
Our company provides the best service for our customers. Under the premise of ensuring quality and delivery date, give customers the best price. The company is more willing to meet our customers. If you want to visit our factories and warehouses, we
Synthetic route
| Conditions | Yield |
|---|---|
| In neat (no solvent) heating at 1200°C;; | A 100% B n/a |
| Conditions | Yield |
|---|---|
| In neat (no solvent) pressure about 1 Torr, 1600-1800°C; small amts. of Ca;; | A 94% B n/a |
| In neat (no solvent) pressure about 1 Torr, 1600-1800°C; small amts. of Ca;; | A 94% B n/a |
| Conditions | Yield |
|---|---|
| With pyrographite In melt byproducts: S; Electrolysis; Bitterfeld process variants;; |
| Conditions | Yield |
|---|---|
| With H In neat (no solvent) byproducts: HCl, H2O; bombarding mixt. of CaCl2:Al2O3=1:4 (on substrate, periodically stirred) with H for 300 mins in plasmochemical app. described by I. Sh. Normatov, N. Shermatov, and U. Mirsaidov, Fiz. Khim. Obrab. Mater., No. 3, 141-142 (1990); mechanism discussed;; X-ray diffraction;; |
-
-
7440-70-2
calcium
| Conditions | Yield |
|---|---|
| explosive decompn. by heating in vacuo at 158°C; |
-
-
7440-70-2
calcium
| Conditions | Yield |
|---|---|
| In melt Electrolysis; Bitterfeld process variants: at 700 - 800°C;; | |
| In melt Electrolysis; Bitterfeld process variants: at 700 - 800°C;; |
| Conditions | Yield |
|---|---|
| In melt Electrolysis; Bitterfeld process variants: separated cathode- and anode room; carbon anode and Ni cathode; 2.5 A, 9 V;; | |
| In melt Electrolysis; Bitterfeld process variants: separated cathode- and anode room; carbon anode and Ni cathode; 2.5 A, 9 V;; |
| Conditions | Yield |
|---|---|
| In melt Electrolysis; Bitterfeld process variants: under H2 or Ar at ambient or low pressure;; |
| Conditions | Yield |
|---|---|
| In not given reduction;; |
-
-
7440-70-2
calcium
| Conditions | Yield |
|---|---|
| In neat (no solvent) at 1280°C;; | |
| With Al-Si-Fe-Ti alloy In neat (no solvent) reduction by alloy;; | |
| With aluminium In neat (no solvent) Pidgeon process: at 1200°C in vacuum;; |
| Conditions | Yield |
|---|---|
| incomplete reaction {4,6,14,16,17} with formation of yellow powder with bad odor {14};; |
| Conditions | Yield |
|---|---|
| In gaseous matrix Kinetics; byproducts: O2; He bath gas, 250-898 K; time-resolved laser-indiced fluorescence spectroscopic monitoring; |
| Conditions | Yield |
|---|---|
| In neat (no solvent) react. in the heat;; |
| Conditions | Yield |
|---|---|
| In neat (no solvent) reduction with aluminium;; | |
| In neat (no solvent) reduction with aluminium;; |
| Conditions | Yield |
|---|---|
| In melt byproducts: O2, CO2, Cl2; Electrolysis; electrowinning of Ca metal from molten CaCl2 containing 0-5 wt% CaO at 825-900°C in MgO crucible, under Ar atm., stainless steel cathode and graphite anode (K and Na chlorides for lowering melting point, density and viscosity); anodically generated gaseous by-products O2, CO2 and Cl2 removed; |
| Conditions | Yield |
|---|---|
| With pyrographite In melt Electrolysis; Bitterfeld process variants: cyclic process;; | |
| With pyrographite In melt Electrolysis; Bitterfeld process variants: cyclic process;; |
-
-
773837-37-9
sodium cyanide
-
A
-
201230-82-2
carbon monoxide
-
B
-
7727-37-9
nitrogen
-
C
-
7440-23-5
sodium
-
D
-
7440-70-2
calcium
| Conditions | Yield |
|---|---|
| In neat (no solvent) reduction of CaO with NaCN at 560-750°C in vac.;; no complete reaction;; | |
| In neat (no solvent) reduction of CaO with NaCN at 560-750°C in vac.;; no complete reaction;; |
| Conditions | Yield |
|---|---|
| With aluminium In neat (no solvent) reduction in vacuum;; | |
| With silicon In neat (no solvent) reduction in vacuum;; | |
| With Al In neat (no solvent) reduction in vacuum;; |
| Conditions | Yield |
|---|---|
| In neat (no solvent) | |
| In not given reduction;; | |
| In not given reduction;; |
| Conditions | Yield |
|---|---|
| With S In neat (no solvent) heating on between mp and bp of Ca; thermal decompn.;; | |
| With sulfur In neat (no solvent) heating on between mp and bp of Ca; thermal decompn.;; |
| Conditions | Yield |
|---|---|
| With S In neat (no solvent) heating on between mp and bp of Ca; thermal decompn.;; | |
| With sulfur In neat (no solvent) heating on between mp and bp of Ca; thermal decompn.;; |
| Conditions | Yield |
|---|---|
| Kinetics; heating; |
| Conditions | Yield |
|---|---|
| In neat (no solvent) shaking of Na, CaCl2 and NaCl in a closed supremax-tube for 30 min at 500-810°C until equilibrium; heating for 15 min at the same temperature; chilling; examination of the equilibrium;; seperation of the saltfree metal- and the saltphase under ether;; |
| Conditions | Yield |
|---|---|
| With hydrogen fluoride byproducts: Na, H2SO4; with ice cooling; H2SO4 and HF removed by Pb(CO3)2, Pb by H2S and H2S by air stream; | |
| With HF byproducts: Na, H2SO4; with ice cooling; H2SO4 and HF removed by Pb(CO3)2, Pb by H2S and H2S by air stream; |
| Conditions | Yield |
|---|---|
| With calcium oxide | |
| With calcium silicate |
| Conditions | Yield |
|---|---|
| With calcium oxide treatment by heating in vac.; after cooling treatment with melted Na and alcohol; | |
| With calcium oxide | 0% |
| With hydrogen; calcium oxide at red heat in H2 flow; | 0% |
| With CaO treatment by heating in vac.; after cooling treatment with melted Na and alcohol; |
| Conditions | Yield |
|---|---|
| In neat (no solvent) equilibrium reaction at higher temperatures;; |
| Conditions | Yield |
|---|---|
| With calcium oxide at red heat; 8.3 % Ca in the product; |
| Conditions | Yield |
|---|---|
| In neat (no solvent) at 600 - 950℃; for 111h; Sealed tube; Schlenk technique; Inert atmosphere; Glovebox; | 100% |
| Conditions | Yield |
|---|---|
| In melt High Pressure; Ca melted in vac. at 350°C for 5 h, filled with H2 (5 atm) at 400°C for 5 min, at 10 atm. at 480°; elem. anal.; | 99.6% |
| In neat (no solvent) hydrogenation in a closed iron tube under pressure at temperatures between 650°C and 690°C;; | 90% |
| In neat (no solvent) hydrogenation in a closed iron tube under pressure at temperatures between 650°C and 690°C;; | 90% |
| Conditions | Yield |
|---|---|
| With oxygen In dimethyl sulfoxide metal. Ca under O2 atm. treated with DMSO and triflic acid (2 equiv.) in3 portions, heated at 100°C for 2 h; | 99% |
| Conditions | Yield |
|---|---|
| With calcium chloride; calcium oxide In neat (no solvent) mixt. with flux and binder using stirrer; flux was CaCl2 or CaO powder; binder collodion soln. consisted of 5 mass% nitrocellulose in ethanol and ether; | A 99% B n/a |
| Conditions | Yield |
|---|---|
| Electric Arc; Sr:Sb=1:1; | 99% |
| In melt 5:4-mixt. of Ca and Sb heated in alumina or Ta crucible to 1100°C, kept at this temp. for ca. 1 h, cooled with 50-100°C; | |
| With Sn In melt byproducts: Ca5Sb3; Ca:Sb:Sn were layered in Al2O3 crusible in the ratio 11:10:50; the mixt.was heated under Ar to 1275 K; the react. was held at this temp. for 1 h and cooled at a rate of 277 K/h to 975 K; the single-crystal compd. was sepd. from the molten Sn; identified by powder XRD studies; |
| Conditions | Yield |
|---|---|
| In neat (no solvent) (Ar); placing of cleaned Ca rod in alumina crucible inside a molybdenum foil-lined reaction tube; heating under flowing N2 for 48 h at 1000°C; | 98% |
| In neat (no solvent) heating of electrolyt-Ca-chips in a N2-stream at 660°C for 1/2 h; cooling down, grinding; heating at approx. 850°C for 1/2 h in a N2-stream;; soiled with 3.24% unreacted Ca and some CaO;; | 90.9% |
| In neat (no solvent) heating of electrolyt-Ca-chips in a N2-stream at 660°C for 1/2 h; cooling down, grinding; heating at approx. 850°C for 1/2 h in a N2-stream;; soiled with 3.24% unreacted Ca and some CaO;; | 90.9% |
-
-
7440-70-2
calcium
| Conditions | Yield |
|---|---|
| With iodine In tetrahydrofuran at 25℃; for 24h; Schlenk technique; Inert atmosphere; | 98% |
| Conditions | Yield |
|---|---|
| In melt metallothermic redn. of Nd2O3 with Ca in CaCl2-NaCl melt at temps. between 983 and 1063 K; Nd recovered from the salt melt by dissoln. in a molten mtal pool of either Nd-Zn or Nd-Fe; vac. distn. of the Nd-Zn alloy; | A 95% B n/a |
| Conditions | Yield |
|---|---|
| extracting with HCl; | 95% |
| extracting with HCl; | 95% |
| best yield with 50 % excess of Ca, with S as react. booster; purity: 99.5 % Nb; |
| Conditions | Yield |
|---|---|
| In neat (no solvent) the mixt. of metals in sealed tantalum ampules was heated to 1050°C and held for 10 h, slow cooled over 5 days to about 300°C (Ar atm.); | 95% |
| Conditions | Yield |
|---|---|
| In neat (no solvent, solid phase) all manipulations under dry Ar atm.; Ca and C (1:2.2) heated at 925°C for 16 h, then cooled; speed of haeting and cooling 5°C/min; | A 95% B n/a |
| In neat (no solvent, solid phase) all manipulations under dry Ar atm.; Ca and C (1:1.8) heated at 925°C for 16 h, then cooled; speed of heating and cooling 5°C/min; | A n/a B 90% |
| Conditions | Yield |
|---|---|
| In neat (no solvent, solid phase) placing of Ca and Ge in welded Ta containers, heating under vac. at 1150°C for 6 h, cooling to 650°C with rate of 10-12°C/h; | 95% |
| In melt stoich. mixt. melted under Ar; XRD; |
| Conditions | Yield |
|---|---|
| In melt Electric Arc; (Ar); arc melting mixt. of calcium, gold and indium; | 95% |
| In melt (Ar); heating mixt. of calcium, gold and indium at 800°C for 24 h; quenching; |
-
-
41924-26-9
bis((trimethylsilyl)methyl)zinc
-
-
7440-70-2
calcium
| Conditions | Yield |
|---|---|
| In tetrahydrofuran byproducts: Zn; all manipulations under Ar; Ca added to Zn compd. in THF, stirred at room temp. for 24 h; filtered, volatiles evapd. in vac., residue dissolved in toluene, cooledto -20°C for several d, elem. anal.; | 91% |
| Conditions | Yield |
|---|---|
| In neat (no solvent) Ar atm.; heating (1100°C, 4 h), cooling (20°C/h); | 90% |
| Conditions | Yield |
|---|---|
| In neat (no solvent, solid phase) mixture of Ca, CaCl2 and graphite was heated under dry Ar in a sealed tantalum capsule at 900°C for 1 day, annealing at 780°C for 3 days, cooling; | A 5% B 90% |
| Conditions | Yield |
|---|---|
| In neat (no solvent, solid phase) placing of Ca and Si in welded Ta containers, heating under vac. at 1300°C for 6 h, cooling to 600°C with rate of 8°C/h; | 90% |
| In melt melt, annealed in vac.; XRD; | |
| In neat (no solvent) sealed, heated at 750 °C for 12 h; |
| Conditions | Yield |
|---|---|
| Stage #1: calcium; platinum; cadmium In neat (no solvent, solid phase) at 950℃; for 12h; Sealed tube; Stage #2: In neat (no solvent, solid phase) at 500℃; for 240h; Time; Temperature; Sealed tube; | 90% |
| Conditions | Yield |
|---|---|
| Stage #1: [(IP-)2Al]2(μ2η3-OCO2); calcium In tetrahydrofuran at 60℃; for 1h; Inert atmosphere; Stage #2: tetra-(n-butyl)ammonium iodide In diethyl ether for 24h; Inert atmosphere; | A 89% B 90% |
| Conditions | Yield |
|---|---|
| with 60 % excess of Ca, 1000°C; purity: 98 % Nb; | 89% |
| with 60 % excess of Ca, 1000°C; purity: 98 % Nb; | 89% |
| Conditions | Yield |
|---|---|
| With iodine; diisobutylaluminium hydride In tetrahydrofuran at -5 - 25℃; for 0.5h; Schlenk technique; Inert atmosphere; | 88% |
| Conditions | Yield |
|---|---|
| mercury dichloride In isopropyl alcohol byproducts: H2; absence of moisture; 2 equiv. Al(OiPr)3, refluxing for 120 h; evapn. (reduced pressure), sublimation (reduced pressure); elem. anal.; | 86% |
| Conditions | Yield |
|---|---|
| In neat (no solvent, solid phase) al manipulations under Ar; mixt. of elements filled into Ta ampouls, heated at 1000°C for 16 h, then at 800°C for 3 d; cooled (5 K/min); | 85% |
| Conditions | Yield |
|---|---|
| With S In neat (no solvent, solid phase) High Pressure; (inert atm.), glovebox; addn. of Ca and mixture of C and S (3.77 mass %)into milling vial, milling in 30-60 min increments with 30 min of cooli ng between each increment, in SPEX Certiprep mixer/mills, various times; detected by powder XRD; | A n/a B 81.1% |
-
-
1333-74-0
hydrogen
-
-
7440-48-4
cobalt
-
-
7440-70-2
calcium
-
-
7439-95-4
magnesium
-
-
137892-58-1
Mg(2+)*Ca(2+)*CoH5(4-)=CaMgCoH5
| Conditions | Yield |
|---|---|
| In neat (no solvent) melting, hydrogenating (450-460°C, 110 bar); | 80% |
| Conditions | Yield |
|---|---|
| (Ar), excess In and Ge, heating (350-450°C, 5-8 h, vac.), heating(1050°C, 5 d); ICP analysis; | 80% |
| Conditions | Yield |
|---|---|
| In neat (no solvent) melting, hydrogenating (450-460°C, 110 bar); | 80% |
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