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ChemicalBook >> CAS DataBase List >> 1-(4-Nitrophenylazo)-2-naphthol

1-(4-Nitrophenylazo)-2-naphthol

1-(4-Nitrophenylazo)-2-naphthol price.
  • $11 - $2560.12
  • Product name: 1-(4-Nitrophenylazo)-2-naphthol
  • CAS: 6410-10-2
  • MF: C16H11N3O3
  • MW: 293.28
  • EINECS:229-093-8
  • MDL Number:MFCD00003908
  • Synonyms:1-((4-nitrophenyl)azo)-2-naphthaleno ;1-((4-nitrophenyl)azo)-2-naphtho ;1-[(4-nitrophenyl)azo]-2-naphthaleno ;LABOTEST-BB LT00454132;1-(P-NITROPHENYLAZO)-2-NAPHTHOL;1-(P-NITROPHENYLAZO)-2-NAPHTHOL PARA RED;1-[(4-nitrofenyl)diazenyl]-2-naftol;1-(4-Nitrophenylazo)-2-naphthol Para Red
Price41 Properties Safety Information Description
41 prices
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Brand
  • aablocks
  • AHH
  • AK Scientific
  • Alichem
  • Ambeed
  • American Custom Chemicals Corporation
  • Arctom
  • Biosynth
  • Chemenu
  • Chem-Impex
  • Crysdot
  • Sigma-Aldrich
  • TCI Chemical
  • Thermo Scientific Chemicals
  • TRC
  • Usbiological
Package
  • 100mg
  • 1g
  • 5g
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  • 50g
  • 100g
  • 250g
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  • 1kg
  • 5000g
  • Manufactureraablocks
  • Product numberAA003CY6
  • Product description1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol ≥98%(DyeContent)
  • Packaging1kg
  • Price$895
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003CY6
  • Product description1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol
  • Packaging25g
  • Price$28
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003CY6
  • Product description1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol ≥98%
  • Packaging5g
  • Price$11
  • Updated2026-05-28
  • Buy
  • ManufacturerAHH
  • Product numberMT-19954
  • Product description1-(4-Nitrophenylazo)-2-naphthol 97%
  • Packaging5000g
  • Price$418
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product number4577AH
  • Product descriptionPara Red
  • Packaging250g
  • Price$320
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number6410102
  • Product description1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol
  • Packaging500g
  • Price$400
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA335314
  • Product description1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol 97%
  • Packaging100g
  • Price$370
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA335314
  • Product description1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol 97%
  • Packaging25g
  • Price$149
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA335314
  • Product description1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol 97%
  • Packaging5g
  • Price$45
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0005456
  • Product description1-(4-NITROPHENYLAZO)-2-NAPHTHOL 95.00%
  • Packaging100G
  • Price$2560.12
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0005456
  • Product description1-(4-NITROPHENYLAZO)-2-NAPHTHOL 95.00%
  • Packaging25G
  • Price$1132.71
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberBD-A335314
  • Product description1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol 97%
  • Packaging1g
  • Price$14
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberBD-A335314
  • Product description1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol 97%
  • Packaging5g
  • Price$28
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberBD-A335314
  • Product description1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol 97%
  • Packaging25g
  • Price$77
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberBD-A335314
  • Product description1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol 97%
  • Packaging100g
  • Price$303
  • Updated2026-05-26
  • Buy
  • ManufacturerBiosynth
  • Product numberFP52643
  • Product descriptionPara Red
  • Packaging100g
  • Price$389
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003CY6 1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol ≥98%(DyeContent) 1kg $895 2026-05-28 Buy
aablocks AA003CY6 1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol 25g $28 2026-05-28 Buy
aablocks AA003CY6 1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol ≥98% 5g $11 2026-05-28 Buy
AHH MT-19954 1-(4-Nitrophenylazo)-2-naphthol 97% 5000g $418 2026-05-26 Buy
AK Scientific 4577AH Para Red 250g $320 2021-12-16 Buy
Alichem 6410102 1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol 500g $400 2021-12-16 Buy
Ambeed A335314 1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol 97% 100g $370 2021-12-16 Buy
Ambeed A335314 1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol 97% 25g $149 2021-12-16 Buy
Ambeed A335314 1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol 97% 5g $45 2021-12-16 Buy
American Custom Chemicals Corporation CHM0005456 1-(4-NITROPHENYLAZO)-2-NAPHTHOL 95.00% 100G $2560.12 2021-12-16 Buy
American Custom Chemicals Corporation CHM0005456 1-(4-NITROPHENYLAZO)-2-NAPHTHOL 95.00% 25G $1132.71 2021-12-16 Buy
Arctom BD-A335314 1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol 97% 1g $14 2026-05-26 Buy
Arctom BD-A335314 1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol 97% 5g $28 2026-05-26 Buy
Arctom BD-A335314 1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol 97% 25g $77 2026-05-26 Buy
Arctom BD-A335314 1-((4-Nitrophenyl)diazenyl)naphthalen-2-ol 97% 100g $303 2026-05-26 Buy
Biosynth FP52643 Para Red 100g $389 2026-06-04 Buy
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Properties

Melting point :248-252 °C
Boiling point :435.13°C (rough estimate)
Density :1.2211 (rough estimate)
refractive index :1.6500 (estimate)
storage temp. :Sealed in dry,Room Temperature
solubility :DMSO (Slightly, Heated)
form :solid
pka :13.45±0.50(Predicted)
Colour Index :12070
color :Red
λmax :488 nm
BRN :680469
Stability :Stable. Incompatible with strong oxidizing agents.
Major Application :cleaning products
cosmetics
food and beverages
personal care InChI :1S/C16H11N3O3/c20-15-10-5-11-3-1-2-4-14(11)16(15)18-17-12-6-8-13(9-7-12)19(21)22/h1-10,20H
InChIKey :WOTPFVNWMLFMFW-UHFFFAOYSA-N
SMILES :Oc1ccc2ccccc2c1N=Nc3ccc(cc3)[N+]([O-])=O
CAS DataBase Reference :6410-10-2(CAS DataBase Reference)
EPA Substance Registry System :C.I. Pigment Red 1 (6410-10-2)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

Para Red (100994) is used as a fat soluble chemical dye and food additive. It is a banned colorant and a number of analytical techniques have been developed to detect it in food. Para Red may be used to make standards for analysis.

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Suppliers and manufacturers

J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. Alfa Aesar TCI (Shanghai) Development Co., Ltd. Energy Chemical Tianjin heowns Biochemical Technology Co., Ltd. Sinopharm Chemical Reagent Co,Ltd. Maya High Purity Chemicals Shanghai civi chemical technology co.,Ltd Thermo Fisher Scientific