Home Categories Pharmaceutical intermediates Chromone-3-carbonitrile
A2570612

Chromone-3-carbonitrile , >98.0% , 50743-17-4

Synonym(s):
4-Oxo-4H-1-benzopyran-3-carbonitrile

CAS NO.:50743-17-4

Empirical Formula: C10H5NO2

Molecular Weight: 171.15

MDL number: MFCD00052604

Pack Size Price Stock Quantity
1g RMB82.40 In Stock
5G RMB235.20 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: 174-176 °C(lit.)
Boiling point: 278.3±40.0 °C(Predicted)
Density  1.34±0.1 g/cm3(Predicted)
storage temp.  Sealed in dry,Room Temperature
form  powder to crystal
color  White to Yellow to Green
CAS DataBase Reference 50743-17-4(CAS DataBase Reference)

Description and Uses

3-Cyanochromone may be used in the syntheses of following:

  • 2-aminochromone-3-carboxamide
  • 3-amino-4H-chromeno[3,4-d]isoxazol-4-one
  • 3-(diaminomethylene)chroman-2,4-dione
  • functionalized novel spirobenzofuranones
  • 6H-bis-[1]-benzopyrano[2,3-b:3′,4′-e]pyridin-8(8H)ones and 3-(2′-hydroxybenzoyl)-5H-[1]benzopyrano[4,3-b]pyridine

Safety

Symbol(GHS) 
GHS06
Signal word  Danger
Hazard statements  H301-H312+H332
Precautionary statements  P261-P264-P280-P301+P310-P302+P352+P312-P304+P340+P312
Hazard Codes  Xn,Xi,T
Risk Statements  36/37/38-20/21/22-25-20/21
Safety Statements  36/37/39-26-36-45-36/37-24/25
RIDADR  3276
WGK Germany  3
Hazard Note  Irritant
HazardClass  6.1
PackingGroup  III
HS Code  29329990

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