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Home > Products >  Selenium

Selenium CAS NO.7782-49-2

  • Min.Order: 2 Kilogram
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  • Coreychem Important product
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Quick Details

  • ProName: Selenium
  • CasNo: 7782-49-2
  • Molecular Formula: H2Se
  • Appearance: ask
  • Application: intermediates
  • DeliveryTime: Within 3 days after payment
  • PackAge: foil aluminium bag/vacuum packing
  • Port: shanghai
  • ProductionCapacity: 150 Kilogram/Week
  • Purity: 85.0-99.8%
  • Storage: Keep in dry and cool condition
  • Transportation: by air or by sea
  • LimitNum: 2 Kilogram
  • Melting Point: 217oC
  • Boiling Point: 685oC
  • Density: 4.81
  • Stability: Stable. Incompatible with strong acids
  • Appearance: strong oxidizing agents and mo
  • RTECS: DARK RED-BROWN TO BLUISH-BLACK AMORPHO...
  • Safety Statements: VS7700000
  • Packing Group: S20/21-S28-S45-S61
  • WGK Germany: III
  • RIDADR: 2

Superiority

Coreychem focus on high complex new type intermediates and fine chemical custom synthesis,scale-up production and rare chemicals trade.Product category including Intermediates&API,Catalyst and Electronic Chemicals.Covering 811 square meters R&D center,with 45 person R&D team,our synthesis level is well-known to the industry,which are exported to France,Poland,Czech,Ukraine,Spain,Switzerland,etc...

Details

Risk Statements:R23/25;R33;R53
Hazard Codes:T:Toxic
CAS No.:7782-49-2
Synonyms:View MoreSelenium chloride oxide; selenium powder; elemental selenium; gray selenium; selenium(IV) oxide chloride; selenyl chloride; Selenium chloride oxide (SeCl2O); Selenium oxydichloride; selenium oxide chloride; Seleninyl dichloride; selenous acid-dichloride; SELENIUM OXYCHLORIDE; selenium dichloride oxide; cadmium oxide;
Formula:H2Se
Exact Mass:81.93220
Molecular Weight:80.97590
PSA:0.00000
LogP:-0.15580
Selenium
CAS No.: 7782-49-2
Synonyms:
Formula: H2Se
Exact Mass: 81.93220
Molecular Weight: 80.97590
PSA: 0.00000
LogP: -0.15580

Properties
Melting Point:217oC
Boiling Point:685oC
Density:4.81
Stability:Stable. Incompatible with strong acids, strong oxidizing agents and most common metals. Combustible.
Appearance:DARK RED-BROWN TO BLUISH-BLACK AMORPHOUS SOLID OR RED TRANSPARENT CRYSTALS OR METALLIC GREY TO BLACK CRYSTALS.

Safety Info
RTECS:VS7700000
Safety Statements:S20/21-S28-S45-S61
Packing Group:III
WGK Germany:2
RIDADR:UN 3077
Risk Statements:R23/25;R33;R53
Hazard Codes:T:Toxic
Henan CoreyChem Co., Ltd, facing global High-tech pharmaceutical raw materials, high value-added new type intermediates fine chemicals custom synthesis, scale-up production and rare chemicals trade. We have experienced research staff, strong technical force, well-equipped machine, and considerate marketing team service, with a strict customer intellectual property security system, we are already become good partner of customers from difficult and complex chemical and biological chemical field. Our high quality & low price and effective services shortened new product development cycle,reduced the development and production cost for numerous partners.
 
The company has completed numerous domestic and overseas famous pharmaceutical, chemical, biological and other large and medium-sized company R&D outsourcing services, synthesis process development and optimization services, chemical intermediates customized service, special chemical processing and production services, etc., We hope to become continuous mutually beneficial partnership with you, to create a better business opportunities together.
 
Service Scope:
1. Samples synthetic, Our strong r&d team has accumulated abundant experience in synthesis design and exploring synthesis of new technology. Not only good at heterocyclic chemistry, chiral chemicals (asymmetric synthesis and enzyme reaction), metal organic synthesis, high throughput chemistry, also specializes in bioorganic chemistry including nucleosides, nucleotides, sugar chemical, peptide chemistry, etc, to complete the synthesis from mg to kg samples in lab scale. Our efficient management and good communication skills and ability to solve the problem rapidly in order to ensure quality, timely delivery, based on the standard client confidential system and competitive price products,we has been recognized and praised by many customers in chemical industry.
       
2. Scale-up production, based on our rich laboratory experience and advanced equipment in production base, also depend on accumulation of advantages in many aspects as industrialized technology development, the production cost control, to provide from kg class to wt class custom synthesis scale-up production services to the global fine chemical industry, can be carried out oxidation, hydrogenation pressure (70 kg), halide, and acylation, esterification, condensation, cyclization, formatting, ammoniation, diazotization and azide reaction, our experienced production management, strict and perfect management system can quickly provide customers with competitive and fine mass production services.
  
3.Technology transfer, the company has accumulated a large number of production processes of drugs, intermediates and raw material. Based on the principle of mutual benefit, and some technology transfer to industry manufacturers, also provides them marketing support.
  
4. Purchasing agency service, Our excellence professional sales team, timely and thoughtful service, in addition to the necessary good language communication ability of professional sales staff, also equipped with professional chemical technical sales consultant, who can answer the customer's academic professional question, we are in line with the aim of offering customer wholehearted service, with our advanced testing equipment checks and abundant R&D and production of domestic partner contacts, to provide rare chemicals with standard purity, reasonable price and cost-effective purchasing agency service to foreign customers, and the help you shorten the sourcing time, reduce the purchasing cost.
  

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