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CAS No 73-24-5 , 7H-purin-6-amine

  • Name: 7H-purin-6-amine
  • Synonyms: 9H-Purin-6-amine; 1H-Purin-6-amine; 73-24-5; Leuco-4;6-Aminopurine; 6-Amino-1H-purine;7H-purin-6-amine; Adenin; Vitamin B4; Adeninimine;
  • CAS Registry Number:
  • Transport: HAZARD
  • Melting Point: 360-365 ºC
  • Density: 1.612 g/cm3
  • Refractive index: 1.954
  • Water Solubility: 0.5 G/L (20 ºC)
  • Safety Statements: R22
  • Hazard Symbols: Xn: Harmful;
  • EINECS: 200-796-1
  • Molecular Weight: 135.1267
  • InchiKey: GFFGJBXGBJISGV-UHFFFAOYSA-N
  • InChI: InChI=1S/C5H5N5/c6-4-3-5(9-1-7-3)10-2-8-4/h1-2H,(H3,6,7,8,9,10)
  • Risk Statements: S26;S36
  • Molecular Formula: C5H5N5
  • Molecular Structure:CAS No:73-24-5 7H-purin-6-amine
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73-24-5 Adenine

  • Adenine
  • United States Research Organics, Inc. [Manufacturer]
  • Tel: 216-883-8025/ 800-321-0570
  • Fax: 216-883-1576
  • Address: 4353 East 49th Street
    Cleveland, OH 44125 ,United States
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73-24-5 ADENINE

  • China HANGZHOU THINK CHEMICAL CO. [Manufacturer]
  • Tel: +86-571-81956191/ +86-571-81956192
  • Fax: +86-571-81956190
  • Address: 425 MOGAN HILL ROAD ,
    HANGZHOU, 310011 CHINA ,China
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73-24-5 Adenine-2-13C

  • Adenine-2-13C, 99%D
  • United States Medical Isotopes, Inc. [Manufacturer]
  • Tel: (603) 635-2255/ (800) 374-9513
  • Fax: (603) 635-2448
  • Address: 100 Bridge Street
    Pelham, NH 03076 ,United States
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73-24-5 VITAMIN B4

  • China ORICHEM INTERNATIONAL LTD. [, Manufacturer, Trading Company]
  • Tel: 86-0571-85270505
  • Fax: 86-0571-85270303
  • Address: FLAT E,16/F,1 HUAZHE PLAZA,HANGZHOU, ,China
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73-24-5 Adenine

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73-24-5 9H-Purin-6-ylamine

  • 9H-Purin-6-ylamine
  • Austria Aurora Fine Chemicals Ltd. [Manufacturer]
  • Tel: +43 316 58 67 38
  • Fax: +43 316 58 47 44
  • Address: Reininghausstrasse 498020 GrazAUSTRIA Graz,Austria
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73-24-5 Adenine

  • Adenine
  • Japan Chemiplus Corporation [Manufacturer]
  • Tel: +81 3 3440 9015
  • Fax: +81 3 3440 9016
  • Address: Suite 514 AIOS Gotanda 1-10-7 Higashi-gotanda, Shinagawa-ku 141-0022 TokyoJAPAN Tokyo,Japan
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73-24-5 6-Aminopurine

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73-24-5 Adenine

  • Adenine, 99%
  • China Tianjin Pharmacn Science Co., Ltd. [Manufacturer]
  • Tel: 86-22-23359620/ 86-13612042162 (mobile)
  • Fax: 86-22-23359620
  • Address: 1006 Sinochem Building, 707 Lianmeng RD, Shijiazhuang 050061, Hebei, China ,China
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73-24-5 Adenine

  • United States Medical Isotopes, Inc. [Manufacturers]
  • Tel: +1-(603)-635-2255
  • Fax: +1-(603)-635-2448
  • Address: 100 Bridge Street, Pelham, New Hampshire 03076, Pelham,New HampshireUnited States
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References of 7H-purin-6-amine
Title: Adenine
CAS Registry Number: 73-24-5
CAS Name: 1H-Purin-6-amine
Synonyms: 6-aminopurine; 6-amino-1H-purine; 6-amino-3H-purine; 6-amino-9H-purine; 1,6-dihydro-6-iminopurine; 3,6-dihydro-6-iminopurine
Trademarks: Leuco-4
Molecular Formula: C5H5N5
Molecular Weight: 135.13
Percent Composition: C 44.44%, H 3.73%, N 51.83%
Literature References: Also referred to as vitamin B4: Lecoq, Int. Z. Vitaminforsch. 27, 291 (1957). Widespread throughout animal and plant tissues combined with niacinamide, D-ribose, and phosphoric acids; a constituent of nucleic acids and coenzymes, such as codehydrase I and II, adenylic acid, coalaninedehydrase. Isoln from bovine pancreas: Kossel, Ber. 18, 79, 1928 (1885). Syntheses: Fischer, ibid. 30, 2226 (1897); Traube, Ann. 331, 64 (1904); Hoffer, Jubilee Vol. Emil Barell 1946, 428-434; Taylor et al., Ciba Found. Symp. Chem. Biol. Purines 1957, 20, C.A. 53, 6238b (1959); Bredereck et al., Angew. Chem. 71, 524 (1959); Morita et al., Chem. Ind. (London) 1968, 1117; Sekiya, Suzuki, Chem. Pharm. Bull. 20, 209 (1972); N. J. Kos et al., J. Org. Chem. 44, 3140 (1979). Toxicity study: Philips et al., J. Pharmacol. Exp. Ther. 104, 20 (1952). Review: Ts'o, "Bases, Nucleosides and Nucleotides" in Basic Principles in Nucleic Acid Chemistry vol. 1, P. O. P. Ts'o, Ed. (Academic Press, New York, 1974) pp 453-584.
Properties: Trihydrate, orthorhombic needles. Anhydr at 110°, dec 360-365°, subl 220°. uv max (pH 7.0): 207, 260.5 nm (e ′ 10-3 23.2, 13.4). One gram of anhydr compd dissolves in 2000 ml water, 40 ml boiling water; slightly sol in alc. Practically insol in ether, CHCl3. Aq solns are neutral. Combines with acids and bases. LD50 orally in rats: 745 mg/kg (Philips).
Absorption maximum: uv max (pH 7.0): 207, 260.5 nm (e ′ 10-3 23.2, 13.4)
Toxicity data: LD50 orally in rats: 745 mg/kg (Philips)
 
Derivative Type: Hydrochloride hemihydrate
Properties: Monoclinic prisms. One gram dissolves in 42 ml water.
 
Derivative Type: Sulfate dihydrate
Properties: Crystals. One gram dissolves in 150 ml water; slightly sol in alc.
 
Use: In microbial determination of niacin; in research on heredity, virus diseases, and cancer.