Cas no 2646-17-5 (1-o-Tolueneazo-2-naphthol)

1-o-Tolueneazo-2-naphthol structure
1-o-Tolueneazo-2-naphthol structure
Product Name:1-o-Tolueneazo-2-naphthol
CAS No:2646-17-5
MF:C17H14N2O
MW:262.305863857269
MDL:MFCD00059523
CID:43282
PubChem ID:329768374
Update Time:2025-04-18

1-o-Tolueneazo-2-naphthol Chemical and Physical Properties

Names and Identifiers

    • orange ot
    • Oil orange SS
    • Solvent Orange 2
    • 1-[(2-Methylphenyl)Azo]-2-Naphthol
    • 1-o-Tolueneazo-2-nap
    • 1-o-Tolueneazo-2-naphthol
    • o-Toluene-azo-β-naphthol
    • 1-(o-Tolylazo)-2-naphthol
    • 1-(o-Tolylazo)-2-naphthol,Solvent Orange 2
    • 1-<(2'-toluic)azo>-2-naphthol
    • aforangeno2
    • corange2
    • DAIDAI403
    • fatorangeii
    • oilorangeot
    • Orange RC
    • orangess
    • oranzss
    • toluene-<2 azo 1>-2-naphthol
    • C.I. Solvent Orange 2
    • Oleal Orange SS
    • Lacquer Orange V
    • Orange SS
    • Fat Orange II
    • Oil Orange TX
    • Fat Orange RR
    • Oil Orange OPEL
    • Dolkwal Orange SS
    • Organol Orange 2R
    • Atul Oil Orange T
    • Oil Orange O'PEL
    • Hexacol Oil Orange SS
    • FD & C Orange 2
    • Toluene-2-azonaphthol-2
    • A.F. Orange No. 2
    • 1-o-Tolylazo-2-naphthol
    • Japan Orange 403
    • Oil Orange 204
    • Aizen Food Orange No. 2
    • D & C Orange No. 2
    • FD and C Orange No. 2
    • Oranz ss
    • Orange 3R S
    • C.I. 12100
    • SCHEMBL2389884
    • 1-(o-Tolueneazo)-2-naphthol
    • EINECS 220-162-8
    • FD&C ORANGE NO. 2 (DELISTED)
    • Q27155902
    • UNII-E939MCU4ID
    • DAIDAI403 [INCI]
    • CHEBI:82364
    • 2-Naphthalenol, 1-((2-methylphenyl)azo)-
    • 2-Naphthalenol, 1-[(2-methylphenyl)azo]-
    • AKOS025310817
    • BCP30002
    • CCRIS 6083
    • NCIOpen2_002258
    • 1-[(2-methylphenyl)diazenyl]naphthalen-2-ol
    • Orange OT (C.I. 12100)
    • 1-(o-Tolylazo)-B-naphthol
    • BQFCCCIRTOLPEF-VHEBQXMUSA-N
    • 1-[2-(2-METHYLPHENYL)DIAZEN-1-YL]NAPHTHALEN-2-OL
    • 1-[(2-Methylphenyl)diazenyl]-2-naphthol #
    • Orange OT*
    • MFCD00059523
    • CI Solvent Orange 2
    • 1-[(2-Methylphenyl)azo]-2-naphthalenol
    • E939MCU4ID
    • 2-Naphthalenol, 1-(2-(2-methylphenyl)diazenyl)-
    • Oranz rozpoustedlova 2
    • NS00048746
    • Oranz rozpoustedlova 2 [Czech]
    • T0553
    • C I 12100
    • C19287
    • 1-((2-Methylphenyl)azo)-2-naphthol
    • 1-(o-Tolylazo)-.beta.-naphthol
    • DTXSID30873446
    • 2-Naphthalenol, 1-[(methylphenyl)azo]-
    • J-016437
    • 2-Naphthol, 1-((2-methylphenyl)azo)-
    • AI3-30761
    • CHEMBL1976978
    • 2646-17-5
    • 1-[(E)-(2-Methylphenyl)diazenyl]naphthalen-2-ol
    • 93449-46-8
    • C.I. SOLVENT ORANGE 2 [HSDB]
    • D&C Orange No. 2
    • AKOS028109373
    • D92359
    • Orange OT, Dye content 75 %
    • WLN: L66J BNUNR B1& CQ
    • 1-(o-Tolyldiazenyl)naphthalen-2-ol
    • starbld0009634
    • 4-16-00-00232 (Beilstein Handbook Reference)
    • NSC 58044
    • ORANGE TX
    • SCHEMBL52228
    • HSDB 2949
    • 2-NAPHTHOL, 1-(O-TOLYLAZO)-
    • D&C ORANGE NO. 2 (DELISTED)
    • NSC-58044
    • 1-(o-Tolylazo)-beta-naphthol
    • Ext D and C Orange No. 4
    • 1-((2-Methylphenyl)azo)-2-naphthalenol
    • AF Orange No. 2
    • o-Tolueno-azo-.beta.-naphthol
    • FT-0689118
    • NSC58044
    • 2-Naphthol, 1-(o-tolyazo)-
    • NCI60_004414
    • Orange 3R Soluble IN Grease
    • Oranz SS [Czech]
    • o-Tolueno-azo-beta-naphthol
    • (E)-1-(o-tolyldiazenyl)naphthalen-2-ol
    • AS-81745
    • CI 12100
    • BRN 0959684
    • DTXSID6025808
    • 1-[2-(2-methylphenyl)hydrazin-1-ylidene]naphthalen-2-one
    • BQFCCCIRTOLPEF-UHFFFAOYSA-N
    • 1oTolylazo2naphthol
    • AF ORANGE NO 2
    • 2Naphthol, 1(otolyazo)
    • 1(oTolueneazo)2naphthol
    • FD AND C ORANGE NO 2
    • 2Naphthalenol, 1((2methylphenyl)azo)
    • 1(oTolylazo)betanaphthol
    • 1-(2-METHYLPHENYL)AZO)-2-NAPHTHALENOL
    • C.I. Solvent Orange 2 (8CI)
    • FD&C Orange No. 2
    • 2Naphthol, 1(otolylazo)
    • orange II, C.I.
    • Ext. D & C orange No.4
    • 2-Naphthalenol, 1-(2-methylphenyl)azo-
    • 1((2Methylphenyl)azo)2naphthalenol
    • Toluene2azonaphthol2
    • FD and C Orange 2
    • 2-Naphthalenol, 1-[2-(2-methylphenyl)diazenyl]-
    • AIZEN FOOD ORANGE NO 2
    • LAQUER ORANGE V
    • 1-(2-METHYLPHENYLAZO)-2-NAPTHOL
    • oToluenoazobetanaphthol
    • DTXCID30809846
    • 1,2-NAPTHOQUINONE-1-O-TOLYLHYDRAZONE
    • MDL: MFCD00059523
    • Inchi: 1S/C17H14N2O/c1-12-6-2-5-9-15(12)18-19-17-14-8-4-3-7-13(14)10-11-16(17)20/h2-11,20H,1H3/b19-18+
    • InChI Key: BQFCCCIRTOLPEF-VHEBQXMUSA-N
    • SMILES: OC1=CC=C2C=CC=CC2=C1/N=N/C1C=CC=CC=1C

Computed Properties

  • Exact Mass: 262.11100
  • Monoisotopic Mass: 262.110613
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 1
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 20
  • Rotatable Bond Count: 2
  • Complexity: 344
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 1
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • XLogP3: 4
  • Topological Polar Surface Area: 45

Experimental Properties

  • Color/Form: Not available
  • Density: 1.0823 (rough estimate)
  • Melting Point: 124-126?°C (lit.)
  • Boiling Point: 405.56°C (rough estimate)
  • Flash Point: 306.4 °C
  • Refractive Index: 1.5500 (estimate)
  • Stability/Shelf Life: Stable. Combustible. Incompatible with strong oxidizing agents.
  • PSA: 44.95000
  • LogP: 5.26920
  • Color index: 12100
  • Solubility: Not available

1-o-Tolueneazo-2-naphthol Security Information

  • Symbol: GHS08
  • Prompt:warning
  • Signal Word:Warning
  • Hazard Statement: H351
  • Warning Statement: P281
  • Hazardous Material transportation number:NONH for all modes of transport
  • WGK Germany:3
  • Hazard Category Code: 40
  • Safety Instruction: S36
  • RTECS:QL5425000
  • Hazardous Material Identification: Xn
  • Storage Condition:Keep in a cool, dry, dark place, in a sealed container or cylinder. Keep away from incompatible materials, sources of ignition, and untrained people. Safety label area. Protect container / cylinder from physical injury.
  • Risk Phrases:R40

1-o-Tolueneazo-2-naphthol Customs Data

  • HS CODE:2928000090
  • Customs Data:

    China Customs Code:

    2928000090

    Overview:

    2928000090 Other hydrazine(Hydrazine)And chlorhexidine(hydroxylamine)Organic derivatives of.Regulatory conditions:nothing.VAT:17.0%.Tax refund rate:9.0%.MFN tariff:6.5%.general tariff:20.0%

    Declaration elements:

    Product Name, component content, use to

    Summary:

    2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

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