Cas no 500-38-9 (Nordihydroguaiaretic acid)

Nordihydroguaiaretic acid structure
Nordihydroguaiaretic acid structure
Product Name:Nordihydroguaiaretic acid
CAS No:500-38-9
MF:C18H22O4
MW:302.364885807037
MDL:MFCD00002206
CID:37821
PubChem ID:87567422
Update Time:2025-04-18

Nordihydroguaiaretic acid Chemical and Physical Properties

Names and Identifiers

    • nordihydroguaiaretic acid
    • 4,4-(2,3-Dimethyltetramethylene)dipyrocatechol
    • NDGA, Larrea divaricata
    • 1,4-Bis(3,4-dihydroxyphenyl)-2,3-dimethylbutane
    • 1,2-Benzenediol,4,4'-(2,3-dimethyl-1,4-butanediyl)bis-
    • 4,4'-(2,3-DIMETHYLTETRAMETHYLENE)DIPYROCATECHOL
    • NDGA
    • Nordihydro Guaiareti
    • Nordihydro Guaiaretic Acid (mixture of diastereomers)
    • NORDIHYDROGUAIARETIC ACID(RG)
    • Dihydronorguaiaretic acid
    • Norhydroguaiaretic acid
    • Nordihydroguairaretic acid
    • Norguaiaretic acid, dihydro-
    • 1,2-Benzenediol, 4,4'-(2,3-dimethyl-1,4-butanediyl)bis-
    • Dinorguaiaretic acid, dihydro-
    • 2,3-Bis(3,4-dihydroxyphenylmethyl)butane
    • 4-[4-(3,4-dihydroxyphenyl)-2,3-dimethylbutyl]benzene-1,2-diol
    • 4,4'-(2,3-Dimethyl-1,4-butanediyl)bis(pyrocatechol)
    • Nordihydroguaiaretic acid (unspecified)
    • nord
    • MLS000069451
    • CHX 100
    • meso-4,4'-(2,3-dimethyltetramethylene)dipyrocatechol
    • erythro-nordihydroguaiaretic acid
    • meso-NDGA
    • meso-1,4-bis(3,4-dihydroxyphenyl)-2,3-dimethylbutane
    • meso-4,4'-(2,3-dimethyl-1,4-butanediyl)bis(pyrocatechol)
    • MLS002153435
    • meso-nordihydroguaiaretic acid
    • meso-2,3-bis(3,4-dihydroxyphenylmethyl)butane
    • SMR000059049
    • MLS006011710
    • meso-4-[4-(3,4-dihydroxyphenyl)-2,3-dimethylbutyl]benzene-1,2-diol
    • meso-beta,gamma-dimethyl-alpha,delta-bis(3,4-dihydroxyphenyl)butan
    • CHX-100
    • Nordihydroguaiaretic acid
    • MDL: MFCD00002206
    • Inchi: 1S/C18H22O4/c1-11(7-13-3-5-15(19)17(21)9-13)12(2)8-14-4-6-16(20)18(22)10-14/h3-6,9-12,19-22H,7-8H2,1-2H3
    • InChI Key: HCZKYJDFEPMADG-UHFFFAOYSA-N
    • SMILES: CC(C(CC1C=C(O)C(O)=CC=1)C)CC1C=C(O)C(O)=CC=1
    • BRN: 2056825

Computed Properties

  • Exact Mass: 302.15200
  • Monoisotopic Mass: 302.151809
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 4
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 22
  • Rotatable Bond Count: 5
  • Complexity: 303
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 2
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: 171
  • XLogP3: 4.3
  • Topological Polar Surface Area: 80.9

Experimental Properties

  • Color/Form: White to off white crystalline powder
  • Density: 1.0772 (rough estimate)
  • Melting Point: 184-186?°C (lit.)
  • Boiling Point: 363.4°C (rough estimate)
  • Flash Point: 247.8 °C
  • Refractive Index: 1.4230 (estimate)
  • Water Partition Coefficient: Slightly soluble
  • Stability/Shelf Life: Stable. Incompatible with oxidizing agents.
  • PSA: 80.92000
  • LogP: 3.56640
  • Solubility: Insoluble in water
  • Merck: 6693
  • Vapor Pressure: 0.0±1.4 mmHg at 25°C

Nordihydroguaiaretic acid Security Information

  • Symbol: GHS07
  • Prompt:warning
  • Signal Word:Warning
  • Hazard Statement: H302
  • Warning Statement: P301+P312+P330
  • Hazardous Material transportation number:NONH for all modes of transport
  • WGK Germany:3
  • Hazard Category Code: 22-36/37/38
  • Safety Instruction: S26-S37/39
  • RTECS:UX1750000
  • Hazardous Material Identification: Xn
  • Safety Term:S26;S37/39
  • Risk Phrases:R22; R36/37/38
  • Storage Condition:Powder -20°C 3 years ? 4°C 2 years In solvent -80°C 6 months ? -20°C 1 month

Nordihydroguaiaretic acid Customs Data

  • HS CODE:2907299090
  • Customs Data:

    China Customs Code:

    2907299090

    Overview:

    2907299090 Other polyphenols,Phenolic alcohol.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:5.5%.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
    M.Import commodity inspection
    N.Export commodity inspection

    Summary:

    2907299090 polyphenols; phenol-alcohols.supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward).VAT:17.0%.tax rebate rate:9.0%.MFN tariff:5.5%.general tariff:30.0%

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Nordihydroguaiaretic acid Suppliers

Amadis Chemical Company Limited
Gold Member
Audited Supplier Audited Supplier
(CAS:500-38-9)Nordihydroguaiaretic acid
Order Number:A1203496
Stock Status:in Stock
Quantity:5g
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 02:50
Price ($):416.0
Tiancheng Chemical (Jiangsu) Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:500-38-9)Nordihydroguaiaretic acid
Order Number:LE18757
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 12:20
Price ($):discuss personally

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Amadis Chemical Company Limited
(CAS:500-38-9)Nordihydroguaiaretic acid
A1203496
Purity:99%
Quantity:5g
Price ($):416.0
Email
Tiancheng Chemical (Jiangsu) Co., Ltd
(CAS:500-38-9)Nordihydroguaiaretic acid
LE18757
Purity:99%
Quantity:25KG,200KG,1000KG
Price ($):Inquiry
Email