Cas no 451-13-8 (Homogentisic acid)

Homogentisic acid structure
Homogentisic acid structure
Product Name:Homogentisic acid
CAS No:451-13-8
MF:C8H8O4
MW:168.146722793579
MDL:MFCD00004324
CID:328970
PubChem ID:87567623
Update Time:2025-04-19

Homogentisic acid Chemical and Physical Properties

Names and Identifiers

    • Benzeneacetic acid,2,5-dihydroxy-
    • Homogentisic Acid
    • 2-(2,5-dihydroxyphenyl)acetic acid
    • HOMOGENTISIC ACID(RG)
    • 2,5-Dihydroxyphenylacetic acid
    • Alcapton
    • Homogentisinic acid
    • NSC 88940
    • Homogentisate acid
    • (2,5-Dihydroxyphenyl)acetic acid
    • homogentisate
    • Benzeneacetic acid, 2,5-dihydroxy-
    • 2,5-Dihydroxy-alpha-toluic acid
    • Melanic acid
    • 2,5-Dihydroxybenzeneacetic acid
    • 2,5-Dihydroxyphenylacetate
    • 2-(3,6-DIHYDROXYPHENYL)ACETIC ACID
    • Acetic acid, (2,5-dihydroxyphenyl)-
    • 2,5-DHPOP
    • 2,5-Dihydroxyphenylacetic acid polyme
    • 2,5-Dihydroxyphenylacetic acid polymer
    • NP8UE6VF08
    • Homogentisic acid
    • MDL： MFCD00004324
    • Inchi： 1S/C8H8O4/c9-6-1-2-7(10)5(3-6)4-8(11)12/h1-3,9-10H,4H2,(H,11,12)
    • InChI Key： IGMNYECMUMZDDF-UHFFFAOYSA-N
    • SMILES： OC1C=CC(=CC=1CC(=O)O)O
    • BRN： 2692860

Computed Properties

  • Exact Mass: 168.04200
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 3
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 12
  • Rotatable Bond Count: 2
  • Complexity: 168
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: 20
  • XLogP3: 0.5
  • Topological Polar Surface Area: 77.8

Experimental Properties

  • Color/Form: Powder
  • Density: 1.478±0.06 g/cm3 (20 oC 760 Torr),
  • Melting Point: 150-152?°C (lit.)
  • Boiling Point: 257.07°C (rough estimate)
  • Refractive Index: 1.5090 (estimate)
  • Solubility: Slightly soluble (30 g/l) (25 o C),
  • Water Partition Coefficient: very faint turbidity
  • PSA: 77.76000
  • LogP: 0.72490
  • Solubility: Not determined
  • Merck: 4737
  • pka: 4.4(at 25℃)

Homogentisic acid Security Information

  • Symbol: GHS07
  • Prompt：warning
  • Signal Word：Warning
  • Hazard Statement： H315-H319
  • Warning Statement： P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313
  • Hazardous Material transportation number：NONH for all modes of transport
  • WGK Germany：3
  • Hazard Category Code： 36/37/38
  • Safety Instruction： S26-S36
  • RTECS：AH0589000
  • Hazardous Material Identification： Xi
  • TSCA：Yes
  • Storage Condition：Please store the product under the recommended conditions in the Certificate of Analysis.
  • Risk Phrases：R36/37/38
  • Safety Term：S24/25

Homogentisic acid Customs Data

  • HS CODE：2918290000
  • Customs Data：

    China Customs Code:

    2918290000

    Overview:

    2918290000 Other carboxylic acids and anhydrides containing phenolic groups but not other oxy groups\Acyl halide\Peroxides and peroxyacids and their derivatives.Regulatory conditions:AB(Customs clearance form for Inbound Goods,Customs clearance form for outbound goods).VAT:17.0%.Tax refund rate:9.0%.MFN tariff:6.5%.general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to

    Regulatory conditions:

    A.Customs clearance form for Inbound Goods
    B.Customs clearance form for outbound goods

    Inspection and quarantine category:

    R.Sanitary supervision and inspection of imported food
    S.Sanitary supervision and inspection of exported food

    Summary:

    HS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%

Homogentisic acid Pricemore >>

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Homogentisic acid Suppliers

Amadis Chemical Company Limited
Gold Member
Audited Supplier Audited Supplier
(CAS:451-13-8)Homogentisic acid
Order Number:A826718
Stock Status:in Stock
Quantity:1g
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 05:24
Price ($):271.0
Tiancheng Chemical (Jiangsu) Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:451-13-8)Homogentisic Acid, ≥ 97.0%
Order Number:LE15334
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 12:12
Price ($):discuss personally

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Recommended suppliers
Amadis Chemical Company Limited
(CAS:451-13-8)Homogentisic acid
A826718
Purity:99%
Quantity:1g
Price ($):271.0
Email
Tiancheng Chemical (Jiangsu) Co., Ltd
(CAS:451-13-8)Homogentisic Acid, ≥ 97.0%
LE15334
Purity:99%
Quantity:25KG,200KG,1000KG
Price ($):Inquiry
Email