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CAS No 77-52-1 , Ursolic acid

  • Name: Ursolic acid
  • Synonyms: Ursolic acid;3beta-Hydroxyurs-12-en-28-oic acid;
  • CAS Registry Number:
  • Transport: OTH
  • Melting Point: 283-285 ºC
  • Density: 1.09 g/cm3
  • Alpha: 59 º (C=0.3, PYRIDINE)
  • Safety Statements: S24/25
  • Hazard Symbols: UN NO.
  • EINECS: 201-034-0
  • Molecular Weight: 456.71
  • InChI: InChI=1/C30H48O3/c1-18-10-15-30(25(32)33)17-16-28(6)20(24(30)19(18)2)8-9-22-27(5)13-12-23(31)26(3,4)21(27)11-14-29(22,28)7/h8,18-19,21-24,31H,9-17H2,1-7H3,(H,32,33)/t18-,19+,21+,22-,23+,24+,27+,28-,29-,30+/m1/s1
  • Risk Statements: S24/25
  • Molecular Formula: C30H48O3
  • Molecular Structure:CAS No:77-52-1 Ursolic acid
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77-52-1 ursolic acid

  • China Xi'an Guanyu Biotech Co., Ltd [Manufacturers]
  • Tel: +86-29-8565 8727
  • Fax: +86-29-8565 8727
  • Address: 1002 Lvyuan Building, Weiguo road, Chang’an District ,Xi’an China Xi'an,ShaanxiChina
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77-52-1 Ursolic acid

  • China BioGin Biochemicals Co.,Ltd null
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  • Address: No.9, Section 4, Ren Min Nan Road Chengdu, Sichuan,China null,nullChina
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77-52-1 ursolic acid

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77-52-1 URSOLIC ACID

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77-52-1 ursolic acid

  • China Shaanxi Sunrun Bio-technology Co., Ltd. [Manufacturers]
  • Tel: +86-(29)-8885-1687
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  • Address: Rm7-1-0202,city view building,Keji 2rd road,Xi'an hi-tech development zone 710075, Xi'an,ShaanxiChina
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77-52-1 ursolic acid

  • China Xi'an Feida Bio-tech Co., Ltd [Manufacturers]
  • Tel: 86-29-88891595 ext no.8016
  • Fax: 86-29-88891598
  • Address: Room 1-601, Block C, ZhongTian International Apartments, South TaiBai Road, Xi'an 710068 Xi'an,ShaanxiChina
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77-52-1 ursolic acid

  • China sino-future [Manufacturer]
  • Tel: 86-29-83182005
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77-52-1 Uva Ursi Extract

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77-52-1 URSOLIC ACID

  • China Xian terra biochem Co.,Ltd [Manufacturer]
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  • Address: S711, Innovation Bldg No.25 Gaoxin 1st Rd,
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77-52-1 ursolic acid

  • China Shaanxi Huike Botanical Development Co.,Ltd [Manufacturers]
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  • Address: Room 1103, Building B, Huajing Plaza, No.20, Fenghui South Road, Xi'an City,710075, China Xi'an,ShaanxiChina
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References of Ursolic acid
Title: Ursolic Acid
CAS Registry Number: 77-52-1
CAS Name: (3b)-3-Hydroxyurs-12-en-28-oic acid
Synonyms: urson; prunol; micromerol; malol
Molecular Formula: C30H48O3
Molecular Weight: 456.70
Percent Composition: C 78.90%, H 10.59%, O 10.51%
Literature References: In leaves and berries of Arctostaphylos uva-ursi (L.) Spreng (bearberry), of Vaccinium macrocarpon Ait. (cranberry), Rhododendron hymenanthes Makino, Ericaceae. In the protective wax-like coating of apples, pears, prunes, and other fruits. Isoln from apple peelings: Sando, J. Biol. Chem. 56, 457 (1923). Structure: Ruzicka et al., Helv. Chim. Acta 28, 199 (1945); Zurcher et al., ibid. 37, 2145 (1954). Conversion from a-amyrin: Boar et al., J. Chem. Soc. C 1970, 678. Chemistry: Mezzetti et al., Planta Med. 20, 244 (1971).
Properties: Large, lustrous prisms from abs alcohol, fine hair-like needles from dil alcohol, mp 285-288°. [a]D21 +67.5° (c = 1 in N alc KOH). Soly at 15°: One part dissolves in 88 parts methanol, 178 alcohol (35 boiling alcohol), 140 ether, 388 chloroform, 1675 carbon disulfide. Moderately sol in acetone. Sol in hot glacial acetic acid and in 2% alcoholic NaOH. Insol in water and petr ether.
Melting point: mp 285-288°
Optical Rotation: [a]D21 +67.5° (c = 1 in N alc KOH)
 
Derivative Type: Acetate
Molecular Formula: C32H50O4
Molecular Weight: 498.74
Percent Composition: C 77.06%, H 10.10%, O 12.83%
Properties: mp 289-290°. [a]D +62.3° (c = 1.15 in chloroform).
Melting point: mp 289-290°
Optical Rotation: [a]D +62.3° (c = 1.15 in chloroform)
 
Derivative Type: Methyl ester
Molecular Formula: C31H50O3
Molecular Weight: 470.73
Percent Composition: C 79.10%, H 10.71%, O 10.20%
Properties: mp 171°. [a]D20 +58° (c = 1.2 in pyridine).
Melting point: mp 171°
Optical Rotation: [a]D20 +58° (c = 1.2 in pyridine)
 
Derivative Type: Methyl ester acetate
Molecular Formula: C33H52O4
Molecular Weight: 512.76
Percent Composition: C 77.30%, H 10.22%, O 12.48%
Properties: mp 246-247°.
Melting point: mp 246-247°
 
Use: As emulsifying agent in pharmaceuticals, foods.