What can you find here? Basic information (general, chemical) on a colorant and a grouped collection of links for your research. Also some dry pigment properties when available and safety information.

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Dry pigment properties PY139

Swipe table below (only columns with available data are shown)

Art material database
	Avg. Particle Size	Oil Absorption	Density / Specific Gravity	Heat Stability	Chemical Resistance
Iridron Powder Pigments 2046 Indian Yellow	–	40–60 g oil / 100 g	–	260°C	–
Kama Pigments Pigment PS-OR0034 Isoindolinone Yellow Py139	≈ 0.2 µm	–	–	150°C	–
Kremer Pigmente [Dry] Pigments 24000 Isoindole Yellow-Orange, PY 139	–	–	1.62 g/cm³	> 200°C	–
External links
BASF Paliotol® Yellow L 1820	–	65 g oil / 100 g	1.62 g/cm³	200°C	Acid: 5/5, Alkali: 5/5
BASF Paliotol® Yellow L 2146 HD	–	50 g oil / 100 g	1.72 g/cm³	200°C	Acid: 5/5, Alkali: 5/5
Clariant Graphtol Yellow H2R	≈ 0.075 µm	66 ml oil / 100 g	1.66 g/cm³	–	–
Clariant Novoperm Yellow M2R 70	≈ 0.220 µm	45 ml oil / 100 g	1.75 g/cm³	–	–
Clariant Novoperm Yellow P-M3R	≈ 0.075 µm	55 ml oil / 100 g	1.65 g/cm³	–	–
Books, periodicals, papers (offline)
Pigment Yellow 139^RM	–	45–69 g oil / 100 g	–	–	–

Dry pigment properties are specific to individual pigment products. Values are not representative of the pigment itself or other art products containing the pigment. Check your product data sheet for relevant values.

See also full list of available dry pigment data for particle size, oil absorption, or density / specific gravity.

Health & Safety Information

This pigment is dusty. Wear a mask when handling dry pigments.

No current health & safety warnings

For informational purposes only. Toxicity can depend on the individual product, the exact chemical composition, the used binder, and many other factors. Always check your product's safety data sheet, and follow the basic studio hygenie practices, especially when handling dry pigments.

Sources and references

5,5'-(1H-isoindole-1,3(2H)-diylidene)dibarbituric acid European Chemicals Agency (ECHA)

Updated at October 06, 2023 from Pubchem and dry pigment product safety data sheets.

Hazard Statements

Not Classified
Reported as not meeting GHS hazard criteria by 463 of 466 companies

Disclaimer

Data is aggregated from multiple sources prioritizing the most stringent hazard statements. Individual products may have different attributes. Always read the product's safety data sheet.

Chemical descriptors

IUPAC Name: 5-[3-(6-hydroxy-2,4-dioxo-1H-pyrimidin-5-yl)isoindol-1-ylidene]-1,3-diazinane-2,4,6-trione
INCHI: InChI=1S/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/h1-4H,(H2,18,19,22,23,26)(H3,20,21,24,25,27)
INCHI Key: VXQNQGCWKZPKET-UHFFFAOYSA-N
Canonical Smiles: C1=CC=C2C(=C1)C(=C3C(=O)NC(=O)NC3=O)N=C2C4=C(NC(=O)NC4=O)O

Basic molecular Formula / primary chemistry: C₁₆H₉N₅O₆

Periodic table

Molecular Structure: Generated with RDKit .

Groups

Isoindoline and Isoindolinone

PBr38

PO42

PO61

PO66

PO69

PR180

PR260

PR271

PY109

PY110

PY139

PY173

PY185
Methine

PO66

PY139

Used together with

PG7

PR101

PW6

PO73

PB15

PBk11

PY42

PY97

PO43

PG36

PB15:3

PR254

PY74

PY184

PBk9

PY129

PB29

PO62

PY151

PBk6

PG17

PBk7

PO36

PY83

PW3

PY3

PY53

PBr24

PY138

PO67

PO13

Click for search results with PY139 used together with other pigments in convenience mixtures (multi-pigment paints) or other art materials in our database.

Tip: You can also search for combinations by entering two or more pigment codes directly in the "Search" box.