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Solvent Green 1

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Solvent Green 1 Basic information

Product Name:
Solvent Green 1
Synonyms:
  • [4-[alpha-[4-(dimethylamino)phenyl]benzylidene]cyclohexa-2,5-dien-1-ylidene]dimethylammonium acetate
  • Methanaminium, N-4-4-(dimethylamino)phenylphenylmethylene-2,5-cyclohexadien-1-ylidene-N-methyl-, acetate
  • C.I.Solvent Green 1
  • C.I. Solvent Green 1, acetate salt
  • Solvent Green 1
  • Methanaminium, N-[4-[[4-( dimethylamino)phenyl]phenylmethylene]-2 ,5-cyclohexadien-1-ylidene]-N-methyl-, acetate (1:1)
  • SolventGrenn1
  • C.I.Solvent Green 1:C.I.42000:1
CAS:
41272-40-6
MF:
C25H28N2O2
MW:
388.51
EINECS:
255-288-2
Product Categories:
  • Solvent Dyestuff
Mol File:
41272-40-6.mol
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Solvent Green 1 Chemical Properties

Boiling point:
115.5℃[at 101 325 Pa]
Density 
1.115-1.336[at 20℃]
vapor pressure 
3.093-111Pa at 25-50℃
Water Solubility 
6.65-179.66g/L at 25℃
LogP
0.929-1.898 at 25℃
EPA Substance Registry System
C.I. Solvent Green 1, acetate salt (41272-40-6)
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Safety Information

RIDADR 
3077
HazardClass 
9
PackingGroup 
III
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Solvent Green 1 Usage And Synthesis

Preparation

(a) in the presence of sulfuric acid hydrochloric acid and Benzaldehyde (1 Moore) N,N-dimethylaniline (2 Moore) condensation, then use Lead dioxide and acid oxidation its product, and then made free base; (b) N,N-dimethylaniline and 1-(Trichloromethyl)benzene heating, and then made free base.

Properties and Applications

brilliant blue light green. Soluble in water for cyan, soluble in ethanol are blue-green. In concentrated sulfuric acid to yellow, dilution after dark orange. Dye aqueous solution with sodium hydroxide have Copenhagen green precipitation.

Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate(5%) Hydrochloric acid(5%)
Melting point Stable
ISO Poor 60 Fade

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