天堂网亚洲,天天操天天搞,91视频高清,菠萝蜜视频在线观看入口,美女视频性感美女视频,95丝袜美女视频国产,超高清美女视频图片

ChemicalBook--->CAS DataBase List--->51694-22-5

51694-22-5

51694-22-5 Structure

51694-22-5 Structure
IdentificationMore
[Name]

2-NITROPHENYL SELENOCYANATE
[CAS]

51694-22-5
[Synonyms]

2-NITROPHENYL SELENOCYANATE
selenocyanicacid,2-nitrophenylester
o-nitrophenyl selenocyanate
2-nitrophenyl selenocyanic acid
2-NITROPHENYLSELENOCYANATE 99%
2-Nitrophenylselenocyanate, 99 % (GC)
(2-Nitrophenyl)seleno cyanide
(2-Nitrophenylseleno) cyanide
[(2-Nitrophenyl)seleno] cyanide
1-(Cyanoseleno)-2-nitrobenzene
[EINECS(EC#)]

257-350-4
[Molecular Formula]

C7H4N2O2Se
[MDL Number]

MFCD00043146
[Molecular Weight]

227.08
[MOL File]

51694-22-5.mol
Chemical PropertiesBack Directory
[Appearance]

dark brown crystalline solid
[Melting point ]

140-142 °C(lit.)
[Boiling point ]

345.2±44.0 °C(Predicted)
[storage temp. ]

Inert atmosphere,Room Temperature
[solubility ]

Soluble in dichloromethane, tetrahydrofuran, dimethyl formamide and ethanol.
[form ]

Crystalline Powder
[color ]

brown
[Stability:]

Stable. Incompatible with acids, strong oxidizing agents.
[BRN ]

1309777
[Exposure limits]

ACGIH: TWA 0.2 mg/m3
NIOSH: IDLH 1 mg/m3; IDLH 25 mg/m3; TWA 0.2 mg/m3
[CAS DataBase Reference]

51694-22-5(CAS DataBase Reference)
[EPA Substance Registry System]

Selenocyanic acid, 2-nitrophenyl ester (51694-22-5)
Safety DataBack Directory
[Hazard Codes ]

T,N
[Risk Statements ]

R23/25:Toxic by inhalation and if swallowed .
R33:Danger of cumulative effects.
R50/53:Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
[Safety Statements ]

S20/21:When using, do not eat, drink or smoke .
S28:After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S60:This material and/or its container must be disposed of as hazardous waste .
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
[RIDADR ]

UN 3282 6.1/PG 3
[WGK Germany ]

3
[F ]

13
[TSCA ]

Yes
[HazardClass ]

6.1
[PackingGroup ]

II
[HS Code ]

29310099
Hazard InformationBack Directory
[Chemical Properties]

dark brown crystalline solid
[Uses]

2-Nitrophenyl selenocyanate (o-nitrophenyl selenocyanate) may be used:
  • to study the mechanism of its reaction with the zinc/thiolate clusters of metallothionein
  • in the preparation of 2,3-seco-5 α-cholestane-2,3-diol
  • in the preparation of 4α-methyl-2,3-seco-5 α-cholestane-2,3-diol
  • in the preparation of 2-nitrophenylselenyl derivative
  • in the synthesis of 3α-[(2-Nitrophenyl)seleno]androsta-1,5-dien-17β-ol
[General Description]

2-Nitrophenyl selenocyanate is a chromophoric selenium compound.
[Synthesis]

2-Nitrophenyl selenocyanate is obtained in 66% yield from o-nitroaniline by diazotization followed by treatment with Potassium Selenocyanate in buffer solution containing sodium acetate.
[storage]

Highly toxic and irritant agent. Use in a fume hood.
Spectrum DetailBack Directory
[Spectrum Detail]

2-NITROPHENYL SELENOCYANATE(51694-22-5)1HNMR
2-NITROPHENYL SELENOCYANATE(51694-22-5)IR
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

2-Nitrophenylselenocyanate, 99%(51694-22-5)
[Alfa Aesar]

2-Nitrophenylselenocyanate, 97%(51694-22-5)
[Sigma Aldrich]

51694-22-5(sigmaaldrich)
51694-22-5 suppliers list
Company Name: CONIER CHEM AND PHARMA LIMITED
Tel: +8618523575427 , +8618523575427
Website: http://www.conier.com/
Company Name: Career Henan Chemica Co
Tel: +86-0371-86658258 +8613203830695 , +8613203830695
Website: www.coreychem.com/
Company Name: Aromsyn Co., Ltd.
Tel: +86-0571-85585865 +8613336024896 , +8613336024896
Website: https://www.aromsyn.com/
Company Name: SUZHOU SENFEIDA CHEMICAL CO.,LTD
Tel: +86-0512-83500002 +8615195660023 , +8615195660023
Website:
Company Name: Aladdin Scientific
Tel:
Website: www.aladdinsci.com/
Company Name: Hubei Chuchang Biotech Co., Ltd.
Tel: +undefined15623860702 , +undefined15623860702
Website: www.chuchangbiotech.com/
Company Name: XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.
Tel: +8618950047208 , +8618950047208
Website: www.amitychem.com
Company Name: ABCR GmbH & CO. KG
Tel: 49 721 95061 0
Website: www.abcr.de
Company Name: Mainchem Co., Ltd.  
Tel: +86-0592-6210733
Website: https://www.mainchem.com
Company Name: J & K SCIENTIFIC LTD.  
Tel: 010-82848833 400-666-7788
Website: http://www.jkchemical.com
Company Name: Alfa Aesar  
Tel: 400-6106006
Website: http://chemicals.thermofisher.cn
Company Name: Energy Chemical  
Tel: 021-021-58432009 400-005-6266
Website: http://www.energy-chemical.com
Company Name: Shanghai Hanhong Scientific Co.,Ltd.  
Tel: 021-54306202 13764082696
Website: https://www.hanhongsci.com
Company Name: Tianjin heowns Biochemical Technology Co., Ltd.  
Tel: 400 638 7771
Website: www.heowns.com
Company Name: Thermo Fisher Scientific  
Tel: 800-810-5118
Website: www.thermo.com.cn
Company Name: 9ding chemical ( Shanghai) Limited  
Tel: 4009209199
Website: www.9dingchem.com
Company Name: Sigma-Aldrich  
Tel: 021-61415566 800-8193336
Website: https://www.sigmaaldrich.cn
Company Name: Shanghai YuanYe Biotechnology Co., Ltd.  
Tel: 021-61312847; 18021002903
Website: http://www.shyuanye.com
Tags:51694-22-5 Related Product Information
52483-84-8 830-03-5 593-79-3 645-96-5 51694-22-5

  • HomePage | Member Companies | Advertising | Contact us | Previous WebSite | MSDS | CAS Index | CAS DataBase | Privacy | Terms | About Us
  • All products displayed on this website are only for non-medical purposes such as industrial applications or scientific research, and cannot be used for clinical diagnosis or treatment of humans or animals. They are not medicinal or edible.
    According to relevant laws and regulations and the regulations of this website, units or individuals who purchase hazardous materials should obtain valid qualifications and qualification conditions.
  • Copyright © 2023 ChemicalBook All rights reserved.