Product Name

  • Name

    Pachymic acid

  • EINECS
  • CAS No. 29070-92-6
  • Density 1.1 g/cm3
  • Solubility
  • Melting Point 300 °C(Solv: methanol (67-56-1); acetone (67-64-1))
  • Formula C33H52O5
  • Boiling Point 612.2 °C at 760 mmHg
  • Molecular Weight 528.773
  • Flash Point 184.7 °C
  • Transport Information
  • Appearance White Powder
  • Safety
  • Risk Codes
  • Molecular Structure Molecular Structure of 29070-92-6 (Pachymic acid)
  • Hazard Symbols
  • Synonyms Eburica-8,24(28)-dien-21-oicacid, 3b,16a-dihydroxy-, 3-acetate (6CI);Lanost-8-en-21-oic acid,3b,16a-dihydroxy-24-methylene-, 3-acetate (8CI);3-O-Acetyltumulosic acid;NSC 244427;Pachymic acid;
  • PSA 83.83000
  • LogP 7.33140

Synthetic route

pachymic acid phthalimidomethyl ester

pachymic acid phthalimidomethyl ester

pachimic acid
29070-92-6

pachimic acid

Conditions
ConditionsYield
With sodium hydroxide In ethanol; chloroform Ambient temperature;20 mg
pachimic acid
29070-92-6

pachimic acid

2-(bromomethyl)-3,5,6-trimethylpyrazine
79074-45-6

2-(bromomethyl)-3,5,6-trimethylpyrazine

(2R)-(3,5,6-trimethylpyrazine-2-yl)methyl-2-((14R,16R)-3-acetoxy-16-hydroxy-4,4,10,13,14-pentamethyl-2,3,4,5,6,7,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-6-methyl-5-methylene heptylate
1396810-45-9

(2R)-(3,5,6-trimethylpyrazine-2-yl)methyl-2-((14R,16R)-3-acetoxy-16-hydroxy-4,4,10,13,14-pentamethyl-2,3,4,5,6,7,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-6-methyl-5-methylene heptylate

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 85℃; for 1.5h;45.2%
With potassium carbonate In N,N-dimethyl-formamide at 85℃; for 3h;25.2%

Pachymic acid Specification

The Pachymic acid, with the CAS registry number 29070-92-6, is also known as CCRIS 7792 and Lanost-8-en-21-oic acid, 3-(acetyloxy)-16-hydroxy-24-methylene-, (3beta,16alpha)-. It belongs to the product category of Natural metabolites. This chemical's molecular formula is C33H52O5 and formula weight is 528.76. What's more, both its IUPAC name and systematic name are the same which is called (2R)-2-[(3S,5R,10S,13R,14R,16R,17R)-3-Acetyloxy-16-hydroxy-4,4,10,13,14-pentamethyl-2,3,5,6,7,11,12,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-17-yl]-6-methyl-5-methylideneheptanoic acid. This chemical is white powder.

Physical properties about this chemical are: (1)ACD/LogP: 8.59; (2)# of Rule of 5 Violations: 2; (3)ACD/LogD (pH 5.5): 7.61; (4)ACD/LogD (pH 7.4): 5.81; (5)ACD/BCF (pH 5.5): 208165.61; (6)ACD/BCF (pH 7.4): 3270.92; (7)ACD/KOC (pH 5.5): 117415.01; (8)ACD/KOC (pH 7.4): 1844.95; (9)#H bond acceptors: 5; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 9; (12)Polar Surface Area: 61.83 Å2; (13)Index of Refraction: 1.539; (14)Molar Refractivity: 150.61 cm3; (15)Molar Volume: 480 cm3; (16)Surface Tension: 44.1 dyne/cm; (17)Density: 1.1 g/cm3; (18)Flash Point: 184.7 °C; (19)Enthalpy of Vaporization: 104.23 kJ/mol; (20)Boiling Point: 612.2 °C at 760 mmHg; (21)Vapour Pressure: 1.51E-17 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C(O[C@H]4CC[C@@]3(C/2=C(/[C@]1([C@]([C@H]([C@H](O)C1)[C@H](C(=O)O)CCC(=C)/C(C)C)(C)CC\2)C)CC[C@H]3C4(C)C)C)C
(2)InChI: InChI=1/C33H52O5/c1-19(2)20(3)10-11-22(29(36)37)28-25(35)18-33(9)24-12-13-26-30(5,6)27(38-21(4)34)15-16-31(26,7)23(24)14-17-32(28,33)8/h19,22,25-28,35H,3,10-18H2,1-2,4-9H3,(H,36,37)/t22-,25-,26+,27+,28+,31-,32-,33+/m1/s1
(3)InChIKey: VDYCLYGKCGVBHN-DRCQUEPLBX

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