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CAS No 508-02-1 , Oleanic acid

  • Name: Oleanic acid
  • Synonyms: Oleanic acid; 3beta-Hydroxyolean-12-en-28-oic acid;3-beta-Hydroxyolean-12-en-28-oic Acid;Oleanolic acid;
  • CAS Registry Number:
  • Melting Point: >300 ºC
  • Density: 1.1 g/cm3
  • Refractive index: 1.557
  • Safety Statements: R36/37/38
  • Hazard Symbols: Xi: Irritant;
  • EINECS: 208-081-6
  • Molecular Weight: 456.71
  • InChI: InChI=1/C30H48O3/c1-25(2)14-16-30(24(32)33)17-15-28(6)19(20(30)18-25)8-9-22-27(5)12-11-23(31)26(3,4)21(27)10-13-29(22,28)7/h8,20-23,31H,9-18H2,1-7H3,(H,32,33)/t20-,21-,22+,23-,27-,28+,29+,30-/m0/s1
  • Risk Statements: S26;S36
  • Molecular Formula: C30H48O3
  • Molecular Structure:CAS No:508-02-1 Oleanic acid
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508-02-1 Oleanic acid

  • China Fraken Biochem Co., Ltd. [Manufacturers]
  • Tel: +86-(532)-8362-3236
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  • Address: null Qingdao,ShandongChina
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508-02-1 oleanolic acid

  • China XI'AN CHUKANG BIOTECHNOLOGY CO.,LTD [Manufacturers]
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508-02-1 OLEANOLIC ACID

  • China Fleton Reference Substance Co.,Ltd [Manufacturer]
  • Tel: 86-28-84400798
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  • Address: Fleton Reference Substance Co.,Ltd
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    No 47, Huaishu Street,
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    Zip: 610031 null,nullChina
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508-02-1 Oleanolic Acid

  • China Sino-Future Bio-tech Co., Ltd. [Manufacturers]
  • Tel: +86-(29)-83182005
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  • Address: No. 18, Dianzi 1Road, Xi'an, Shaanxi 710014, null,nullChina
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508-02-1 oleanolic acid

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508-02-1 oleanolic acid

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508-02-1 oleanolic acid

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508-02-1 Oleanolic Acid

  • China Shandong Haodesen Chemical Co., Ltd. [Manufacturers]
  • Tel: +86-(533)-3811389
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  • Address: No.15 St building, Yuqiao Garden Subdistrict, High-New Technology Zone, Zibo, Shandong 255000, Zibo,ShandongChina
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508-02-1 Oleanolic Acid

  • China Canfo Chemical Co., Ltd. null
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  • Address: No 9.Section 4 Renmin Nan Rd.Chengdu, 610041,P.R.China null,nullChina
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References of Oleanic acid
Title: Oleanolic Acid
CAS Registry Number: 508-02-1
CAS Name: (3b)-3-Hydroxyolean-12-en-28-oic acid
Synonyms: oleanol; caryophyllin
Molecular Formula: C30H48O3
Molecular Weight: 456.70
Percent Composition: C 78.90%, H 10.59%, O 10.51%
Literature References: Occurs in the free state in leaves of Olea europaea, Oleaceae, in leaves of Viscum album L., Loranthaceae, in buds of Syzygium aromaticum (L.) Merr. & Perry, Myrtaceae (cloves), in Swertia japonica (Maxim.) Makino, and in Centaurium umbellatum Gilib. (Erythraea centaurium (L.) Pers.), Gentianaceae; as acetate in birch bark, as glycoside in many saponins. Isoln procedures (from cloves): Winterstein, Stein, Z. Physiol. Chem. 202, 222 (1931); Ruzicka, Hofmann, Helv. Chim. Acta 19, 114 (1936); Picard et al., J. Chem. Soc. 1939, 1047. Structure: Ruzicka et al., Helv. Chim. Acta 29, 210 (1946). Review: J. Simonsen, W. C. T. Ross, The Terpenes vol. 5 (University Press, Cambridge, 1957) pp 221-285. Cf. a- and b-amyrin.
Properties: Fine, solvated needles from alc. After drying, mp 310°. [a]D20 +83.3° (c = 0.6 in chloroform). pK 2.52. Insol in water. Sol in 65 parts ether, 106 parts 95% alcohol, 35 parts boiling 95% alcohol, 118 parts chloroform, 180 parts acetone, 235 parts methanol.
Melting point: mp 310°
pKa: pK 2.52
Optical Rotation: [a]D20 +83.3° (c = 0.6 in chloroform)
 
Derivative Type: Acetate
Molecular Formula: C32H50O4
Molecular Weight: 498.74
Percent Composition: C 77.06%, H 10.10%, O 12.83%
Properties: Needles from methanol, mp 268°. [a]D17 +74.5° (c = 0.6 in CHCl3).
Melting point: mp 268°
Optical Rotation: [a]D17 +74.5° (c = 0.6 in CHCl3)
 
Derivative Type: Methyl ester
Molecular Formula: C31H50O3
Molecular Weight: 470.73
Percent Composition: C 79.10%, H 10.71%, O 10.20%
Properties: mp 201°. [a]D20 +75° (c = 0.6 in CHCl3).
Melting point: mp 201°
Optical Rotation: [a]D20 +75° (c = 0.6 in CHCl3)
 
Derivative Type: Acetate of methyl ester
Molecular Formula: C33H52O4
Molecular Weight: 512.76
Percent Composition: C 77.30%, H 10.22%, O 12.48%
Properties: Needles from alcohol, mp 223°. [a]D20 +70° (c = 0.6 in CHCl3).
Melting point: mp 223°
Optical Rotation: [a]D20 +70° (c = 0.6 in CHCl3)