36888-99-0

Basic information

• Product Name: Pigment Yellow 139
• Synonyms: pigment yellow 139;5,5'-(1H-isoindole-1,3(2H)-diylidene)dibarbituric acid;2,4,6(1H,3H,5H)-Pyrimidinetrione, 5,5-(1H-isoindole-1,3(2H)-diylidene)bis-;Pigment yellow 139 (C.I. 56298);1,3-Di(2,4,6-trioxohexahydro-5-pyrimidinylidene)isoindole;5-[3-(2,4,6-Trioxo-1,3-diazinan-5-ylidene)isoindol-1-ylidene]-1,3-diazinane-2,4,6-trione;Yellow L1820;1,3-Bis(2,4,6-trioxohexahydropyrimidin-5-ylidene)isoindoline
• CAS NO: 36888-99-0
• Molecular Formula: C16H9N5O6
• Molecular Weight: 367.27
• EINECS: 253-256-2
• Mol File: 36888-99-0.mol

Chemical Properties

• Appearance: /
• Density: 1.696 g/cm³
• Refractive Index: 1.698
• PKA: 5.56±0.20(Predicted)
• CAS DataBase Reference: Pigment Yellow 139(CAS DataBase Reference)
• NIST Chemistry Reference: Pigment Yellow 139(36888-99-0)
• EPA Substance Registry System: Pigment Yellow 139(36888-99-0)

Safety Data

• Hazardous Substances Data: 36888-99-0(Hazardous Substances Data)

Usage

Uses

Used in Dye Multimer Industry:
Pigment Yellow 139 is used as a color composition for dye multimers, providing vibrant and long-lasting color to the final product. Its high color strength and lightfastness make it an ideal choice for this application.
Used in Film Industry:
In the film industry, Pigment Yellow 139 is used as a colorant for various types of films, including photographic films and motion picture films. Its excellent lightfastness ensures that the colors remain true and vibrant over time.
Used in Color Filter Industry:
Pigment Yellow 139 is utilized as a color composition in the production of color filters, which are essential components in various optical devices and systems. Its high performance and stability contribute to the overall quality and reliability of these filters.
Used in Solid-State Imaging Element Industry:
Pigment Yellow 139 is employed in the manufacturing of solid-state imaging elements, such as CCD and CMOS sensors, which are used in digital cameras and other imaging devices. Its high color strength and stability help to ensure accurate and consistent color reproduction in the captured images.
Used in Image Display Device Industry:
In the image display device industry, Pigment Yellow 139 is used as a color composition for creating high-quality displays in devices such as televisions, computer monitors, and smartphones. Its excellent lightfastness and heat stability contribute to the long-lasting and vibrant colors in these displays.

Flammability and Explosibility

Notclassified

InChI:InChI=1/C16H9N5O6/c22-11-7(12(23)19-15(26)18-11)9-5-3-1-2-4-6(5)10(17-9)8-13(24)20-16(27)21-14(8)25/h1-4,17H,(H2,18,19,22,23,26)(H2,20,21,24,25,27)

Upstream product

• 160956-25-2 isoindole-1,3-diylidenediamine 
• 67-52-7 BARBITURIC ACID 
• 3468-11-9 1-imino-1H-isoindol-3-amine 
• 91-15-6 phthalonitrile 
• 6330-25-2 N-methyl-2-cyanoacetamide 

Relevant articles and documents

COMPOUND, COLORANT DISPERSED SOLUTION, PHOTOSENSITIVE RESIN COMPOSITION, PHOTOSENSITIVE MATERIAL, COLOR FILTER AND DISPLAY DEVICE

The present specification provides a compound represented by chemical formula 1. A colorant dispersion, a photosensitive resin composition, a photosensitive material, a color filter and a display device are provided.

Pigment composition, pigmented composition, and its use

[Problem] dispersing property, excellent weather resistance and heat resistance, and good storage stability, such as isoindoline pigment composition comprising a compound capable of forming images of high color saturation. (1) A compound represented by the formula [a] isoindoline, equation (2) isoindoline pigment composition containing the compound expressed. [In the formula, R1 , R2 The, H; the A, 2 - cyano acetamide, 2 - cyano - N --methylacetamide, 2 - cyano - N - phenylacetamide, barbituric acid, 2 - cyanomethyl - 3H - quinazoline -4 group derived from turning. ][Drawing] no

ISOMETRIC ISOINDOLINE YELLOW PIGMENT

Pigment of formula wherein R1 is CONR4R5 or C(=NR6)NR7R8, R2, R3, R4 and R5 are each independently of the others H, C1-C5alkyl, or phenyl which is unsubstituted or substituted from 1 to 5 times by C1-C5alkyl or by halogen, R6 is phenyl which is unsubstituted or substituted from 1 to 4 times by C1-C5alkyl or by halogen, R7 is H or C1-C5alkyl, and R8 is a direct bond or a carbonyl bridge to R6, which pigment consists of primary particles the average aspect ratio of which is from 4 to 1, preferably from 3.5 to 1, especially from 3 to 1, and /or the ellipses equivalent to the contours of the primary particles on a two-dimensional electron microscopic image have an average numerical eccentricity ε of from 0 to 0.80, the numerical eccentricity ε being defined as (formula), wherein a is the semimajor axis and b is the semiminor axis of the equivalent ellipse. That pigment preferably has a narrow particle size distribution and is, as are analogous pigments, prepared by a novel process. The invention relates also to a process for the preparation of that pigment, wherein R1CH2CN or (formula) is dispersed in an acidic aqueous medium containing from 70 to 99 % by weight water, preferably in the presence of a dispersant, and is reacted with solid (formula).

PROCESS FOR THE PREPARATION OF ORGANIC PIGMENTS

The present invention relates to advantageous processes for the manufacture of organic pigments and their precursors. The invention particularly relates to reactions carried out in an "All In One Reactor" (Draiswerke GmbH, Germany), a kneader like the TurbuKneader of the same company, a paddle dryer like the Turbudry of the same company or a related system and thereby submitting the reaction mixtures to enhanced driving power as expressed by a Froude number>1, the reaction mixture being caused to react in high concentrations at elevated temperature.