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ChemicalBook >> CAS DataBase List >> Pigment Red 3

Pigment Red 3

Pigment Red 3 price.
  • $11 - $1310
  • Product name: Pigment Red 3
  • CAS: 2425-85-6
  • MF: C17H13N3O3
  • MW: 307.3
  • EINECS:219-372-2
  • MDL Number:MFCD00003910
  • Synonyms:((4-Methyl-2-nitrophenyl)azo)-2-naphthol;1-((2-nitro-4-methylphenyl)azo)-2-naphthol ;adctoluidineredb ;atlasolspiritred3 ;Basoflex Red 361;C.I. Pigment Red 3;C.I.Pigmentred3 ;C.I.PigmentRed3(12120)
Price28 Properties Safety Information Description
28 prices
Selected condition：
Brand
  • aablocks
  • AHH
  • AK Scientific
  • American Custom Chemicals Corporation
  • Arctom
  • BLDpharm
  • Chem-Impex
  • Medical Isotopes, Inc.
  • Sigma-Aldrich
  • TRC
  • Usbiological
Package
  • 5MG
  • 1g
  • 2g
  • 5g
  • 10g
  • 25g
  • 50g
  • 100g
  • 500g
  • Manufactureraablocks
  • Product numberAA00I4L9
  • Product description1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol ≥98%
  • Packaging1g
  • Price$12
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00I4L9
  • Product description1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol ≥98%
  • Packaging5g
  • Price$48
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00I4L9
  • Product description1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 97%
  • Packaging25g
  • Price$96
  • Updated2026-05-29
  • Buy
  • ManufacturerAHH
  • Product numberMT-18335
  • Product description1-(4-Methyl-2-nitrophenylazo)-2-naphthol 97%
  • Packaging500g
  • Price$615
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product numberN933
  • Product descriptionToluidine Red
  • Packaging25g
  • Price$264
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberDYE0000613
  • Product descriptionPIGMENT RED 3 95.00%
  • Packaging5MG
  • Price$501.11
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberBD-A228221
  • Product description1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 97%
  • Packaging100g
  • Price$237
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberBD-A228221
  • Product description1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 97%
  • Packaging25g
  • Price$79
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberBD-A228221
  • Product description1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 97%
  • Packaging1g
  • Price$17
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberBD-A228221
  • Product description1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 97%
  • Packaging5g
  • Price$35
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberAS029488
  • Product description1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol
  • Packaging25g
  • Price$204
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS029488
  • Product description1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol
  • Packaging5g
  • Price$111
  • Updated2021-12-16
  • Buy
  • ManufacturerBLDpharm
  • Product numberBD16574
  • Product description1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 97%
  • Packaging5g
  • Price$42
  • Updated2021-12-16
  • Buy
  • ManufacturerBLDpharm
  • Product numberBD16574
  • Product description1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 97%
  • Packaging25g
  • Price$82
  • Updated2021-12-16
  • Buy
  • ManufacturerBLDpharm
  • Product numberBD16574
  • Product description1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 97%
  • Packaging1g
  • Price$11
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number42070
  • Product descriptionToluidine Red ≥70%(Dyecontent)
  • Packaging25G
  • Price$213.62
  • Updated2026-05-19
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00I4L9 1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol ≥98% 1g $12 2026-05-29 Buy
aablocks AA00I4L9 1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol ≥98% 5g $48 2026-05-29 Buy
aablocks AA00I4L9 1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 97% 25g $96 2026-05-29 Buy
AHH MT-18335 1-(4-Methyl-2-nitrophenylazo)-2-naphthol 97% 500g $615 2026-05-26 Buy
AK Scientific N933 Toluidine Red 25g $264 2021-12-16 Buy
American Custom Chemicals Corporation DYE0000613 PIGMENT RED 3 95.00% 5MG $501.11 2021-12-16 Buy
Arctom BD-A228221 1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 97% 100g $237 2026-05-26 Buy
Arctom BD-A228221 1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 97% 25g $79 2026-05-26 Buy
Arctom BD-A228221 1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 97% 1g $17 2026-05-26 Buy
Arctom BD-A228221 1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 97% 5g $35 2026-05-26 Buy
Arctom AS029488 1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 25g $204 2021-12-16 Buy
Arctom AS029488 1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 5g $111 2021-12-16 Buy
BLDpharm BD16574 1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 97% 5g $42 2021-12-16 Buy
BLDpharm BD16574 1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 97% 25g $82 2021-12-16 Buy
BLDpharm BD16574 1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol 97% 1g $11 2021-12-16 Buy
Chem-Impex 42070 Toluidine Red ≥70%(Dyecontent) 25G $213.62 2026-05-19 Buy
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Properties

Melting point :270-272 °C(lit.)
Boiling point :447.81°C (rough estimate)
Density :1.1873 (rough estimate)
refractive index :1.6500 (estimate)
solubility :Chloroform (Slightly, Heated), DMSO (Slightly), Toluene (Very Slightly)
Colour Index :12120
pka :13.45±0.50(Predicted)
Water Solubility :211μg/L at 20℃
Henry's Law Constant :8.2×106 mol/(m3Pa) at 25℃, HSDB (2015)
Stability :Stable. May be moisture sensitive. Incompatible with strong oxidizing agents.
Cosmetics Ingredients Functions :COLORANT
LogP :5.4 at 25℃
CAS DataBase Reference :2425-85-6(CAS DataBase Reference)
NIST Chemistry Reference :2-Naphthalenol, 1-[(4-methyl-2-nitrophenyl)azo]-(2425-85-6)
IARC :3 (Vol. 57) 1993
EPA Substance Registry System :C.I. Pigment Red 3 (2425-85-6)

Safety Information

Symbol(GHS): Corrosion (GHS05)Environment (GHS09)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310
H410 Very toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 1 Warning P273, P391, P501
Precautionary statements:
P273 Avoid release to the environment.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P501 Dispose of contents/container to..…

Description

Pigment red 3, an oil soluble dye, has been shown to activate hematopoietic cell proliferation in the spleen, liver, and bone marrow of rats.

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Suppliers and manufacturers

J & K SCIENTIFIC LTD. Beijing HwrkChemical Technology Co., Ltd Winchem Industrial Co. Ltd Chemsky（shanghai）International Co.,Ltd. Tianjin heowns Biochemical Technology Co., Ltd. Spectrum Chemical Manufacturing Corp. Shanghai JONLN Reagent Co., Ltd. Shanghai Macklin Biochemical Co.,Ltd. Hubei Jusheng Technology Co.,Ltd Hangzhou Paramount Product Corporation