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CAS No 58-55-9 , 1,3-dimethyl-7H-purine-2,6-dione

  • Name: 1,3-dimethyl-7H-purine-2,6-dione
  • Synonyms: Theo-dur; Nuelin; Respbid; 1,3-Dimethylxanthine;Elixophyllin; Theocin;1,3-dimethyl-7H-purine-2,6-dione; Theophyllin; Theolair; Uniphyl;
  • CAS Registry Number:
  • Transport: UN 2811
  • Melting Point: 270-274 ºC
  • Density: 1.465 g/cm3
  • Refractive index: 1.737
  • Water Solubility: 8.3 G/L (20 ºC)
  • Safety Statements: R22
  • Hazard Symbols: Xn: Harmful;
  • EINECS: 200-385-7
  • Molecular Weight: 180.16402
  • InchiKey: ZFXYFBGIUFBOJW-UHFFFAOYSA-N
  • InChI: InChI=1S/C7H8N4O2/c1-10-5-4(8-3-9-5)6(12)11(2)7(10)13/h3H,1-2H3,(H,8,9)
  • Risk Statements: R22
  • Molecular Formula: C7H8N4O2
  • Molecular Structure:CAS No:58-55-9 1,3-dimethyl-7H-purine-2,6-dione
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58-55-9 Theophylline

  • Product Name:Theophylline CAS: 58-55-9 MF: C7H8N4O2 MW: 180.16 EINECS: 200-385-7 mp : 271-273 °C storage temp. 2-8°C Appearance: white to light yellow crystal powder Stability: Stable. Incompatible with strong oxidizing agents. Usages: Xanthine deriv...
  • Min. Order: 1000
  • China Jinan Jiage Biological Technology Co., Ltd [Manufacturer]
  • Tel: 86-156-50036328
  • Address: Luneng Cambridge,Tianqiao District,Jinan,Shandong Jinan,ShandongChina
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58-55-9 Theophylline

  • Product name: Theophylline Other name: accurbron;Acet-theocin CAS No.: 58-55-9 M.F.: C7H8N4O2 M.W.: 180.16 Assay: 98-101% Packing: 25kg/drum Appearance: White crystalline powder
  • China Hubei Yuancheng Pharmaceutical Co., Ltd [Manufacturer]
  • Tel: 086-027-50756084
  • Fax: --
  • Address: Zhongshan Road Wuhan,HubeiChina
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58-55-9 China Factory Price Theophylline

  • Basic Info Name:Theophylline Apearance:White Powder CAS:58-55-9 MF:C7H8N4O2 MW:180.16 Shipment:Air/Sea/EMS,DHL,TNT,UPS,Fedx Package:25/Cardboard Barrel Payment: Bank Transfer,Bitcoin,WU,MoneyGram Trademark:YuanChen Origin:China Price:fluctuated Email...
  • Min. Order: 1000
  • China Yuan Chen Co. Ltd [Manufacturer]
  • Tel: 86-027-50756092
  • Address: 496 Zhongshan Road Wuhan,HubeiChina
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58-55-9 Theophylline Skype bran at ycphar dot com

  • Basic Info Name:Theophylline Apearance:White Powder CAS:58-55-9 MF:C7H8N4O2 MW:180.16 Shipment:Air/Sea/EMS,DHL,TNT,UPS,Fedx Package:25/Cardboard Barrel Payment: Bank Transfer,Bitcoin,WU,MoneyGram Trademark:YuanChen Origin:China Price:fluctuated Email...
  • Min. Order: 1000
  • China YuanChen Co. Ltd [Manufacturer]
  • Tel: 86-5075-6206
  • Fax: --
  • Address: 496 ZhongShan Road. Wuhan,HubeiChina
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58-55-9 THEOPHYLLINE; 98%

  • 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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58-55-9 Theophylline

  • Theophylline Synonyms: 1,3-Dimethyl-3,7-dihydro-1H-purine-2,6-dione;1,3-dimethyl-xanthin;1H-Purine-2,6-dione, 3,7-dihydro-1,3-dimethyl-;3,7-dihydro-1,3-dimethyl-1h-purine-6-dione;3h)-dione,1,3-dimethyl-purine-6(1h;6-dione,3,7-dihydro-1,3-dimethyl-1H-...
  • Min. Order: 100000
  • FOB Price: USD1 - 2 /
  • China Hubei Yuancheng Saichuang Technology Co.,Ltd. [Manufacturer]
  • Tel: 86-27-50756228
  • Fax: 86-27-88048077
  • Address: Wuchang wuhan,HubeiChina
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58-55-9 Theophylline 98-101%

  • Theophylline 98-101% Product name: Theophylline Other name: accurbron;Acet-theocin CAS No.: 58-55-9 M.F.: C7H8N4O2 M.W.: 180.16 Assay: 98-101% Packing: 25kg/drum Appearance: White crystalline powder Email: cx05 (at) yccreate (dot) com cx05 (at) yccre...
  • China Wuhan Yuancheng Group [Manufacturer]
  • Tel: 86-027-50756063
  • Address: Zhongshan Road Wuchang Wuhan,HubeiChina
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58-55-9 Theophylline

  • Theophylline CAS No.: 58-55-9 Standard: Cp Molecular formula: C7H8N4O2 Molecular weight: 180.16 EINECS No.: 200-385-7 Melting point: 271-273 Storage: Under the environment of 2-8 HCl: Soluble Appearance: White crystal or crystalline powder, odorless,...
  • Min. Order: 500
  • China Hubei Yuancheng Group [Manufacturer]
  • Tel: 86-027-50756063
  • Address: Zhongshan Road Wuhan,HubeiChina
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58-55-9 Theophylline

  • Theophylline CAS No.: 58-55-9 Standard: Cp Molecular formula: C7H8N4O2 Molecular weight: 180.16 EINECS No.: 200-385-7 Melting point: 271-273 Storage: Under the environment of 2-8 HCl: Soluble Appearance: White crystal or crystalline powder, odorless,...
  • Min. Order: 3000
  • FOB Price: USD10 - 100 /
  • China Wuhan Yuancheng Gongchuang Technology Co.Ltd. [Manufacturer]
  • Tel: 86-187-02759822
  • Fax: 86-27-68886696
  • Address: No.496,Zhongshan Road, Wuhan, Hubei, China Wuhan,HubeiChina
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58-55-9 Theophylline

  • Product Name: Theophylline Synonyms: Theophylline anhydrous; 1,3-dimethyl-3,4,5,7-tetrahydro-1H-purine-2,6-dione CAS: 58-55-9 EINECS: 200-385-7 MF: C7H10N4O2 MW: 182.1799 Assay: 99% Appearance: White powder Density 1.62g/cm3 Melting point 270-274℃ B...
  • Min. Order: 0
  • FOB Price: USD1 - 2 /
  • China Yuanchen [Trading Company]
  • Tel: 86-027-50756024
  • Address: No. 496 Zhongshan Road, Wuchang, Wuhan, Hubei Wuhan, Hubei,HubeiChina
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References of 1,3-dimethyl-7H-purine-2,6-dione
Title: Theophylline
CAS Registry Number: 58-55-9
CAS Name: 3,7-Dihydro-1,3-dimethyl-1H-purine-2,6-dione
Synonyms: 1,3-dimethylxanthine
Trademarks: Aerobin (Farmasan); Aerolate (Fleming); Bronchoretard (Astellas); Diffumal (Malesci); Duraphyllin (Merck KGaA); Elixophyllin (Forest); Etheophyl (Lindopharm); Euphylline (Altana); Euphylong (Altana); Lasma (Pharmax); Nuelin (3M); PulmiDur (Pharma-Stern); Pulmo-Timelets (Temmler); Respbid (Boehringer, Ing.); Slo-Phyllin (Merck KGaA); Solosin (Sanofi-Aventis); Teosona (Phoenix); Theobid (Cipla); Theochron (Forest); Theolair (3M); Theon (Klinge); Theograd (Abbott); Theostat (Fabre); Unifyl (Mundipharma); Uniphyl (Purdue Frederick); Uniphyllin (Mundipharma); Xanthium (Galephar)
Molecular Formula: C7H8N4O2
Molecular Weight: 180.16
Percent Composition: C 46.67%, H 4.48%, N 31.10%, O 17.76%
Literature References: Xanthine derivative with diuretic, cardiac stimulant and smooth muscle relaxant activities; isomeric with theobromine, q.v. Small amounts occur in tea. Synthesis starting with dimethylurea and ethyl cyanoacetate: Traube, Ber. 33, 3035 (1900); Grinberg, J. Appl. Chem. USSR 13, 1461 (1940); Gebner, Krebs, J. Gen. Chem. USSR 16, 179 (1946). Bioavailability: K. Svedmyr et al., Allergy 37, 111 (1982). Comprehensive description: J. L. Cohen, Anal. Profiles Drug Subs. 4, 466-493 (1975). Symposium on clinical experience in asthma and allergy: Am. J. Med. 79(6A), 1-78 (1985); on pharmacology, bioavailability, pharmacokinetics and efficacy in obstructive pulmonary disease: J. Allergy Clin. Immunol. 78(4 Part 2), 669-824 (1986). Review of clinical toxicology: J. D. Truwit, Crit. Care Clin. 7, 639-657 (1991).
Properties: Monohydrate, thin monoclinic tablets from water, mp 270-274°. Bitter taste. pKa (25°): 8.77; pKb: 13.5, 11.5. One gram dissolves in 120 ml water, 80 ml alcohol, about 110 ml chloroform. Sol in hot water, in alkali hydroxides, ammonia, dil HCl or HNO3; sparingly sol in ether. uv max (0.1N NaOH): 274 nm.
Melting point: mp 270-274°
pKa: pKa (25°): 8.77; pKb: 13.5, 11.5
Absorption maximum: uv max (0.1N NaOH): 274 nm
 
Derivative Type: Ethanolamine
CAS Registry Number: 573-41-1
Molecular Formula: C9H15N5O3
Molecular Weight: 241.25
Percent Composition: C 44.81%, H 6.27%, N 29.03%, O 19.90%
Properties: White, crystalline, nonhygroscopic powder contg 75% anhydr theophylline and 25% ethanolamine. Sol in water.
 
Derivative Type: Isopropanolamine
CAS Registry Number: 5600-19-1
Molecular Formula: C10H17N5O3
Molecular Weight: 255.27
Percent Composition: C 47.05%, H 6.71%, N 27.44%, O 18.80%
Literature References: Prepn: Greenbaum, Am. J. Pharm. 109, 550 (1937).
Properties: Prisms from alcohol. Very sol in water. pH of aq solns 9.20.
 
Derivative Type: Lysine salt
Trademarks: Paidomal (Malesci)
 
Derivative Type: Sodium acetate
CAS Registry Number: 8002-89-9
Properties: Equimolar mixture of theophylline sodium and sodium acetate, containing 1H2O. White, odorless, crystalline powder; bitter taste. Sol in about 25 parts water. Insol in alcohol, chloroform or ether.
 
Derivative Type: Sodium glycinate
CAS Registry Number: 8000-10-0
Trademarks: Afonilum (Abbott)
Literature References: Prepn: Krantz et al., J. Am. Pharm. Assoc. 36, 248 (1947).
Properties: Equimolar mixture of theophylline sodium and glycine. Darkens at 180°. Soly in water 18% w/v. Saturated soln has a pH of 8.7-9.1, d20 1.05, and is stable to carbon dioxide.
Density: d20 1.05
 
Therap-Cat: Bronchodilator.
Therap-Cat-Vet: Bronchodilator.
Keywords: Bronchodilator; Xanthine Derivatives.