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CAS No 547-65-9 , 3-methylideneoxolan-2-one

  • Name: 3-methylideneoxolan-2-one
  • Synonyms: dihydro-3-methylene-; 3-Methylenedihydro-2(3H)-furanone; Tulipane;alpha-Methylene-gamma-butyrolactone;3-methylideneoxolan-2-one; 2(3H)-Furanone; 547-65-9;
  • CAS Registry Number:
  • Transport: 1993
  • Melting Point: 190 - 195
  • Flash Point: 37 ºC
  • Boiling Point: 204.4°Cat760mmHg
  • Density: 1.119
  • Refractive index: 1.471-1.475
  • Safety Statements: S23;S36/37
  • Hazard Symbols: Xn: Harmful;
  • Flash Point: 37 ºC
  • EINECS: 208-931-6
  • Molecular Weight: 98.09994
  • InchiKey: GSLDEZOOOSBFGP-UHFFFAOYSA-N
  • InChI: InChI=1S/C5H6O2/c1-4-2-3-7-5(4)6/h1-3H2
  • Risk Statements: R42/43
  • Molecular Formula: C5H6O2
  • Molecular Structure:CAS No:547-65-9 3-methylideneoxolan-2-one
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547-65-9 ALPHA-METHYLENE-GAMMA-BUTYROLACTONE; 95%

  • 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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547-65-9 TULIPANE

  • China Nanjing Chemlin Chemical Industry Co.,Ltd. [Manufacturer]
  • Tel: +86 25 8369-7070/ +86 138 51816776 (Mobile)
  • Fax: +86 25 8345-3275
  • Address: Rm.902 Longyin Plaza,
    No. 217 Zhongshan Rd.
    (N)Nanjing 210009,China null,nullChina
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547-65-9 ALPHA-METHYLENE-GAMMA-BUTYROLACTONE (STABILIZED WITH 2,6-DI-TERT-BUTYL-P-CRESOL)

  • 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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547-65-9 Tulipane

  • China Ruiyuan Group Limited [Manufacturers]
  • Tel: +86-21-50456736
  • Fax: +86-21-60853441
  • Address: No.188, Zhangyang Road, Pudong, Shanghai 200122, null,nullChina
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547-65-9 Tulipane

  • China Shanghai Zealing Chemical Co., Ltd. [Manufacturers]
  • Tel: +86-(21)-51581920
  • Fax: +86-(21)-51581922
  • Address: 7th Block, No.237 Xitai Road, Shanghai, shangahi 200232, shanghai,shanghaiChina
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547-65-9 2(3H)-Furanone,dihydro-3-methylene-

  • China Shanghai Nava Chemical null
  • Tel: +86-21-54091896
  • Fax: +86-21-54091896
  • Address: RM411-415 Bldg.2 No. 2715 Longwu Rd.,Xuhui Dist,Shanghai China null,ShanghaiChina
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547-65-9 2(3H)-Furanone,dihydro-3-methylene-

  • China Hangzhou Great Forest Biomedical CO.,LTD [Manufacturer]
  • Tel: 86-571-88273139
  • Fax: 86-571-88273515
  • Address: Room 302-307,Western No.6 Classroom Building,No.148 Tianmushan Road,Hangzhou,Zhejiang hangzhuo,zhejiangChina
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References of 3-methylideneoxolan-2-one
Title: a-Methylene Butyrolactone
CAS Registry Number: 547-65-9
CAS Name: 4,5-Dihydro-3-methylene-2(3H)-furanone
Molecular Formula: C5H6O2
Molecular Weight: 98.10
Percent Composition: C 61.22%, H 6.16%, O 32.62%
Literature References: Isoln from aq extracts of Erythronium americanum Ker., Liliaceae (dogtooth violet): Cavallito, Haskell, J. Am. Chem. Soc. 68, 2332 (1946).
Properties: Liquid. Polymerizes easily when heated above 70°. bp2 57-60°. Sol in water. pH 4 (150 mg/ml). The lactone is present in all parts of the plant and can be extracted easily with water, but not with ethanol, ether, ethyl acetate or chloroform.
Boiling point: bp2 57-60°
CAUTION: Irritating to the skin.