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CAS No 479-20-9 , (3-hydroxy-4-methoxycarbonyl-2,5-dimethylphenyl)
3-formyl-2,4-dihydroxy-6-methylbenzoate

  • Name: (3-hydroxy-4-methoxycarbonyl-2,5-dimethylphenyl)
    3-formyl-2,4-dihydroxy-6-methylbenzoate
  • Synonyms: Atranoric acid; Usnarin; Usnarin acid;Atranorine; 479-20-9; Parmelin acid; EINECS 207-527-7; Parmelin;(3-hydroxy-4-methoxycarbonyl-2,5-dimethylphenyl)
    3-formyl-2,4-dihydroxy-6-methylbenzoate; Antranoric acid;
  • CAS Registry Number:
  • Melting Point: 156-158°C
  • Flash Point: 189.3°C
  • Boiling Point: 535.7°C at 760 mmHg
  • Density: 1.404g/cm3
  • Refractive index: 1.644
  • Safety Statements: A poison by skin contact. A skin irritant. When heated to decomposition it emits acrid smoke and irritating vapors.
  • Hazard Symbols: A poison by skin contact. A skin irritant.
  • Flash Point: 189.3°C
  • EINECS: 207-527-7
  • Molecular Weight: 374.34142
  • InchiKey: YLOYKYXNDHOHHT-UHFFFAOYSA-N
  • InChI: InChI=1S/C19H18O8/c1-8-5-12(21)11(7-20)17(23)15(8)19(25)27-13-6-9(2)14
    (18(24)26-4)16(22)10(13)3/h5-7,21-23H,1-4H3
  • Molecular Formula: C19H18O8
  • Molecular Structure:CAS No:479-20-9 (3-hydroxy-4-methoxycarbonyl-2,5-dimethylphenyl)<br />3-formyl-2,4-dihydroxy-6-methylbenzoate
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479-20-9 ATRANORIN

  • Hong kong Advanced Technology & Industrial Co., Ltd. [Manufacturer]
  • Tel: (852) 2390 2293/ (852) 2394 5546
  • Fax: (852) 2789 8314
  • Address: Unit B, 1/F., Cheong Shing Bldg.,
    17 Walnut St., Tai Kok Tsui, Kln,
    Hong Kong null,nullHong kong
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479-20-9 ATRANORIN(RG)

  • ATRANORIN(RG)Usnarin
  • United States ChromaDex Inc. [Manufacturer]
  • Tel: 949-419-0288
  • Fax: 949-419-0294
  • Address: ChromaDex Inc.
    10005 Muirlands Blvd. Suite G - First Floor
    Irvine, CA 92618 null,nullUnited States
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479-20-9 Atranorin

  • China Shanghai Xunxin Chemical Co., Ltd [Manufacturers]
  • Tel: +86-(21)-38218795
  • Fax: +86-(21)-38218795
  • Address: 580 Lane, Kanghong Road, Pudong New District, Shanghai 201315, Shanghai,ShanghaiChina
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479-20-9 Atranorin

  • China Haihang Industry Co., Ltd. null
  • Tel: +86-(531)-88032799
  • Fax: +86-(531)-85821093
  • Address: 2/F, East Tower, Bldg 12, No. 2 Qilihe Road, Jinan 250100, null,nullChina
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479-20-9 Benzoic acid,3-formyl-2,4-dihydroxy-6-methyl-,3-hydroxy-4-(methoxycarbonyl)-2,5-dimethylphenyl ester

  • China BioBioPha Co., Ltd. [Manufacturer]
  • Tel: +86-871-5217109
  • Fax: +86-871-5217109
  • Address: 132 Lanhei Road, Kunming Institute of Botany, Chinese Academy of Sciences null,nullChina
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479-20-9 Atranorin

  • China Betapharma(Shanghai)Co., Ltd. null
  • Tel: +86-(21)-33538380
  • Fax: +86-(21)-32082820
  • Address: No.17#-6D. 830 Lane, Maotai Road, Shanghai 200336, null,nullChina
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479-20-9 Benzoic acid,3-formyl-2,4-dihydroxy-6-methyl-,3-hydroxy-4-(methoxycarbonyl)-2,5-dimethylphenyl ester

  • Hong kong ADVANCED TECH. & IND. CO., LTD. [Distributor/Wholesaler]
  • Tel: 86-23902293
  • Fax: 86-27898314
  • Address: UNIT B, 1/F, CHEONG SHING IND. BLDG., 17 WALNUT ST., TAI KOK TSUI, KLN, HONG KONG Hong Kong,nilHong kong
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479-20-9 Atranorin

  • Atranorin
  • Germany ABCR GmbH & Co KG [Manufacturer]
  • Tel: +49 721 95061-0
  • Fax: +49 721 95061-80
  • Address: Im Schlehert 10
    76187 Karlsruhe
    Germany null,nullGermany
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References of (3-hydroxy-4-methoxycarbonyl-2,5-dimethylphenyl)
3-formyl-2,4-dihydroxy-6-methylbenzoate
Title: Atranorin
CAS Registry Number: 479-20-9
CAS Name: 3-Formyl-2,4-dihydroxy-6-methylbenzoic acid 3-hydroxy-4-(methoxycarbonyl)-2,5-dimethylphenyl ester
Synonyms: atranoric acid
Molecular Formula: C19H18O8
Molecular Weight: 374.34
Percent Composition: C 60.96%, H 4.85%, O 34.19%
Literature References: From a number of lichens. Belongs to the group of lichen acids. Isoln: Paterno, Ogliarori, Gazz. Chim. Ital. 1877, 189; Hesse, Ber. 30, 357, 1983 (1897); St. Pfau, Helv. Chim. Acta 9, 650 (1926). Synthesis: Neelakantan et al., Tetrahedron Lett. 1962, 287. TLC analysis: R. Klee, L. Steubing, J. Chromatogr. 129, 478 (1976); J. L. Ramaut et al., ibid. 155, 450 (1978).
Properties: Bitter crystals or cryst powder from chloroform, mp 195°. Practically insol in water; slightly sol in alc; sol in boiling benzene or in chloroform; also sol in alkalies giving a yellow soln.
Melting point: mp 195°