Product Name

  • Name

    Crystal violet lactone

  • EINECS 216-293-5
  • CAS No. 1552-42-7
  • Article Data8
  • CAS DataBase
  • Density 1.198 g/cm
  • Solubility Insoluble in water
  • Melting Point 180-183 °C
  • Formula C26H29N3O2
  • Boiling Point 609.4 °C at 760 mmHg
  • Molecular Weight 415.535
  • Flash Point 322.4 °C
  • Transport Information
  • Appearance Blue-green crystals or pale green powder
  • Safety 26-37/39
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 1552-42-7 (Crystal violet lactone)
  • Hazard Symbols IrritantXi
  • Synonyms Phthalide,6-(dimethylamino)-3,3-bis[p-(dimethylamino)phenyl]- (6CI,7CI,8CI);3,3-Bis[4-(dimethylamino)phenyl]-6-(dimethylamino)-1,3-dihydroisobenzofuran-1-one;3,3-Bis[4-(dimethylamino)phenyl]-6-(dimethylamino)phthalide;3,3-Bis[p-(dimethylamino)phenyl]-6-(dimethylamino)phthalide;6-(Dimethylamino)-3,3-bis[4-(dimethylamino)phenyl]-1(3H)-isobenzofuranone;CVL;Color Former CVL;Copikem 1 Blue;Copikem I;NSC 32991;NSC 3562;Pergascript Blue I 2R;
  • PSA 36.02000
  • LogP 4.34690

Synthetic route

2-[4,4'-bis-(dimethylamino)-benzhydryl]-5-dimethylaminobenzoic acid
1255-69-2

2-[4,4'-bis-(dimethylamino)-benzhydryl]-5-dimethylaminobenzoic acid

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone
1552-42-7

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone

Conditions
ConditionsYield
With hydrogenchloride; sodium hydroxide In water95.4%
4,4-bis-(p-dimethylaminophenyl)-7-dimethylamino-3,4-dihydro-1(2H)-phthalazinone
76339-00-9

4,4-bis-(p-dimethylaminophenyl)-7-dimethylamino-3,4-dihydro-1(2H)-phthalazinone

A

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone
1552-42-7

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone

B

3,3-bis-(p-dimethylaminophenyl)-6-dimethylamino-N-aminophthalimidine
76918-85-9

3,3-bis-(p-dimethylaminophenyl)-6-dimethylamino-N-aminophthalimidine

Conditions
ConditionsYield
With hydrogenchloride for 2h; Heating;A 0.33 g
B 0.70 g
dimethyl sulfate
77-78-1

dimethyl sulfate

6-amino-3,3-bis(4-dimethylaminophenyl)phthalide
29199-07-3

6-amino-3,3-bis(4-dimethylaminophenyl)phthalide

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone
1552-42-7

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone

3,3-bis-p-dimethylaminophenylphthalide
5339-80-0

3,3-bis-p-dimethylaminophenylphthalide

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone
1552-42-7

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: nitric acid (d 1.45) / H2SO4
2: Fe / HCl
View Scheme
6-nitro-3,3-bis(4-dimethylaminophenyl)phthalide
29199-08-4

6-nitro-3,3-bis(4-dimethylaminophenyl)phthalide

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone
1552-42-7

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: Fe / HCl
View Scheme
phenolphthalein
77-09-8

phenolphthalein

A

2-[4,4'-bis-(dimethylamino)-benzhydryl]-5-dimethylaminobenzoic acid
1255-69-2

2-[4,4'-bis-(dimethylamino)-benzhydryl]-5-dimethylaminobenzoic acid

B

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone
1552-42-7

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone

Conditions
ConditionsYield
With sodium hydroxide; acetic acid In water; toluene
(4-dimethylamino-benzyliden)-urea
623927-11-7

(4-dimethylamino-benzyliden)-urea

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone
1552-42-7

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: 2 h / 80 °C
2.1: water / 2 h / 90 °C
2.2: 50 - 70 °C
3.1: dihydrogen peroxide / water / 2 h
View Scheme
4-dimethylamino-benzaldehyde
100-10-7

4-dimethylamino-benzaldehyde

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone
1552-42-7

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: sulfuric acid / water / 2 h / 50 °C
2.1: 2 h / 80 °C
3.1: water / 2 h / 90 °C
3.2: 50 - 70 °C
4.1: dihydrogen peroxide / water / 2 h
View Scheme
tris(acetonitrile)pentamethylcyclopentadienylruthenium(II) hexafluorophosphate

tris(acetonitrile)pentamethylcyclopentadienylruthenium(II) hexafluorophosphate

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone
1552-42-7

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone

A

[(η6-crystal violet lactone)RuCp*]PF6
926919-99-5

[(η6-crystal violet lactone)RuCp*]PF6

B

[(η6-crystal violet lactone)(RuCp*)2](PF6)2

[(η6-crystal violet lactone)(RuCp*)2](PF6)2

Conditions
ConditionsYield
In dichloromethane (inert conditions); stirring mixture of ruthenium compd. and crystal violet lactone in CH2Cl2 at room temp. for 2 h; evapn., chromy. (alumina, CH2Cl2-CH3CN (8:1)) to elute mononuclear complex, eluting with CH3CN to give dinuclear complex, elem. anal.;A 72%
B 8%
...Expand
(η6-naphthalene)(η4-1,5-cyclooctadiene)ruthenium(0)
88945-10-2

(η6-naphthalene)(η4-1,5-cyclooctadiene)ruthenium(0)

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone
1552-42-7

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone

[(crystal violet lactone)Ru(η4-cod)]
926919-82-6

[(crystal violet lactone)Ru(η4-cod)]

Conditions
ConditionsYield
With CH3CN In tetrahydrofuran (inert conditions); stirring mixture of ruthenium compd., crystal violetlactone and acetonitrile in THF at room temp. for 2 d; concn., filtration through alumina, evapn., chromy. (alumina, toluene, then toluene-THF (25:1)), evapn., (1)H NMR;47%
3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone
1552-42-7

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone

methylhydrazine
60-34-4

methylhydrazine

2-methyl-4,4-bis-(p-dimethylaminophenyl)-7-dimethylamino-3,4-dihydro-1(2H)-phthalazinone
76347-53-0

2-methyl-4,4-bis-(p-dimethylaminophenyl)-7-dimethylamino-3,4-dihydro-1(2H)-phthalazinone

Conditions
ConditionsYield
In ethanol for 10h; Heating;34%
3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone
1552-42-7

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone

4,4-bis-(p-dimethylaminophenyl)-7-dimethylamino-3,4-dihydro-1(2H)-phthalazinone
76339-00-9

4,4-bis-(p-dimethylaminophenyl)-7-dimethylamino-3,4-dihydro-1(2H)-phthalazinone

Conditions
ConditionsYield
With hydrazine hydrate In ethanol at 70℃; for 2h; Rate constant;3.7 g
With hydrazine hydrate In ethanol for 2h; Heating;3.7 g
3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone
1552-42-7

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone

nitrobenzene
98-95-3

nitrobenzene

C44H44N6O8

C44H44N6O8

Conditions
ConditionsYield
Mechanism;
3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone
1552-42-7

3,3-Bis<-(dimethylamino)phenyl>-6-(dimethylamino)-1(3H)isobenzofuranone

C26H27N3O2

C26H27N3O2

Conditions
ConditionsYield
With aluminium trichloride; urea at 135 - 140℃; for 22h;1.20 g

Crystal violet lactone Chemical Properties

The Molecular Structure of 1(3H)-Isobenzofuranone, 6-(dimethylamino)-3,3-bis(4-(dimethylamino)phenyl)-  (CAS NO.1552-42-7):

Empirical Formula: C26H29N3O2
Molecular Weight: 415.5274
Appearance: Blue-green crystals or pale green powder 
IUPAC: 6-(dimethylamino)-3,3-bis(4-dimethylaminophenyl)-2-benzofuran-1-one
Nominal Mass: 415 Da
Average Mass: 415.5274 Da
Monoisotopic Mass: 415.225977 Da 
Index of Refraction: 1.655
Molar Refractivity: 127.28 cm3
Molar Volume: 346.8 cm3 
Surface Tension: 53 dyne/cm
Density: 1.198 g/cm3
Flash Point: 322.4 °C
Enthalpy of Vaporization: 90.52 kJ/mol
Boiling Point: 609.4 °C at 760 mmHg
Vapour Pressure: 8.57E-15 mmHg at 25°C 
Water Solubility:  <0.1 g/100 mL at 22.5 ºC
InChI
InChI=1/C26H29N3O2/c1-27(2)20-11-7-18(8-12-20)26(19-9-13-21(14-10-19)28(3)4)24-16-15-22(29(5)6)17-23(24)25(30)31-26/h7-17H,1-6H3 
Smiles
O=C1OC(c2ccc(N(C)C)cc12)(c1ccc(N(C)C)cc1)c1ccc(N(C)C)cc1
Product Categories: Organics;Color Former;Color Former & Related Compounds;Functional Materials;C;Stains and Dyes;Stains&Dyes, A to 

Crystal violet lactone Uses

 1(3H)-Isobenzofuranone, 6-(dimethylamino)-3,3-bis(4-(dimethylamino)phenyl)-  (CAS NO.1552-42-7) is an important functional dye for the production of pressure sensitive materials.

Crystal violet lactone Safety Profile

Hazard Codes: IrritantXi
Risk Statements: 36/37/38 
R36/37/38:Irritating to eyes, respiratory system and skin
Safety Statements: 26-37/39 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S37/39:Wear suitable gloves and eye/face protection

Crystal violet lactone Specification

 1(3H)-Isobenzofuranone, 6-(dimethylamino)-3,3-bis(4-(dimethylamino)phenyl)-  (CAS NO.1552-42-7) is also called as Crystal violet lactone ; 3,3-Bis(4-dimethylaminophenyl)-6-dimethylaminophthalide ; 3,3-Bis(p-dimethylaminophenyl)-6-dimethylaminophthalate ; 3,3-Bis(p-dimethylaminophenyl)-6-dimethylaminophthalide ; 6-(Dimethylamino)-3,3-bis(4-(dimethylamino)phenyl)phthalide ; AI3-17349 ; Crystal Violet lactone ; EINECS 216-293-5 ; NSC 32991 ; NSC 3562 ; Phthalide, 6-(dimethylamino)-3,3-bis(p-(dimethylamino)phenyl)- ; 1(3H)-Isobenzofuranone, 6-(dimethylamino)-3,3-bis(4-(dimethylamino)phenyl)- 6-Dimethylamino-3,3-bis(4-dimethylaminophenyl)phthalide ; Phthalide, 6-(dimethylamino)-3,3-bis(p-(dimethylamino)phenyl)- .

Related Products

Hot Products

Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View