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Thiocarbazide

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  Post Date: Feb 22,2013
  Expiry Date: Feb 22,2014
  Detailed Description: Cas No. :2231-57-4 Product name: Thiocarbazide
Cas no.: 2231-57-4
Purity: 95%min
Appearance: White flake or columnar crystal
M.P: 170 °C
B.P: 230 °C
F.P: 93 °F
Molecular formula: CH6N4S
structural formula: NH2NHCSNHNH2
Molecular weight: 106.17
Package: Plastic woven bag, lined with a layer of polyethylene bag, thickness not less than 0.7 mm,the outer bag is polyethylene plastic woven bag, conform to requirement of GB、T8946. Net weight of each bag is 25kg or 50lg, also we can offer 25kg drums.
Dangerous class: 6.1
Package group: class 2
UN No.: 2811
USES: widely used in organic synthesis, is an important raw material of metribuzin-a kind of broad-spectrum herbicide.
technical process: synthetize hydrazine hydrate and C2S at low temperature and get the intermediate. In condition of heating reaction, it decompose to target product and hydrogen sulfide gas (highly toxic), the end gas was dissolved by alkali liquor.
Stability: It's more stable in neutral or alkaline medium, but unstable in acid medium. It will metamorphose slowly when store in damp environment for a long time.

  CAS Registry Number:

2231-57-4
  Synonyms: ;Carbonothioic dihydrazide;Thiocarbohydrazide; ;thiocarbonohydrazide;
  Molecular Formula: CH6N4S
  Molecular Weight: 106.1501
  Molecular Structure: 2231-57-4 Thiocarbazide
  Hazard Symbols:  T+:Very toxic;
  Risk Codes: R21:;
R36/38:;
R5:;
  Safety Description: S1:;
S28A:;
S36/37:;
S38:;
S45:;

  Company: DanYang jinxiang chemical factory     [ China ]        
  Contact: Nancy Zong
  Tel: +86-25-86819862,86819863
  Fax: +86-25-86819859
  Email: sales@jinchemical.com
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