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CAS 128-13-2 Ursodeoxycholic acid molecular structure lightbox
CAS RN: 128-13-2

Ursodeoxycholic acid

Product Availability

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6 package records5 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250127 100g In stock Shanghai Inquiry
Batchno.20250110 10g In stock Shanghai, Tianjin Inquiry
Batchno.20250306 25g In stock Shanghai, Shenzhen, Tianjin Inquiry
Batchno.20260307 500g Out of stock Inquiry
Batchno.20250719 5g In stock Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250826 20mg In stock Inquiry
  • Product code: SSC-035375
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Verified Factory Data

Supply Overview & Packaging Options

Packaging options, recorded purity, stock quantity and ship-from location below are generated from the current factory data table for this CAS.

  • Pack sizes on record: 10g, 5g, 25g, 100g
  • Available purity: ≥98%
  • Inventory rows with stock: 1
  • Bulk packaging: confirmed by inquiry
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Available Pack Sizes & Stock

Specific stock quantities are shown below. Price is not displayed online and is confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 128-13-2
Pack Size Recorded Purity Available Qty Ship From Inquiry
10g ≥98% 1 In Stock Shenzhen Inquiry
5g ≥98% 0 Out of Stock Shenzhen Inquiry
25g ≥98% 0 Out of Stock Shenzhen Inquiry
100g ≥98% 0 Out of Stock Beijing Inquiry

128-13-2 / (4R)-4-[(3R,5S,7S,8R,9S,10S,13R,14S,17R)-3,7-dihydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]pentanoic acid

Standard CAS: 128-13-2 Multi CAS: No
Basic Information Physical Properties Computed Properties Safety & Transport

Basic Information

CAS
128-13-2
Multi CAS
No
Molecular Formula
C24H40O4
Molecular Weight
392.600000
Exact Mass
392.292660
SMILES
C[C@H](CCC(=O)O)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2[C@H](C[C@H]4[C@@]3(CC[C@H](C4)O)C)O)C
InChI
InChI=1S/C24H40O4/c1-14(4-7-21(27)28)17-5-6-18-22-19(9-11-24(17,18)3)23(2)10-8-16(25)12-15(23)13-20(22)26/h14-20,22,25-26H,4-13H2,1-3H3,(H,27,28)/t14-,15+,16-,17-,18+,19+,20+,22+,23+,24-/m1/s1
InChIKey
RUDATBOHQWOJDD-UZVSRGJWSA-N

Physical Properties

Melting Point
200-205 203 °C
Physical Description
Solid
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
28
Fraction Csp3
0.96
Rotatable bonds
4
H-bond acceptors
3
H-bond donors
3
Molar refractivity
108.65
TPSA
77.76

LogP / Solubility

WLOGP
4.48
MLOGP
3.96
XLogP3
4.9
Consensus LogP
4.45
Log S (ESOL)
-4.83
Class (ESOL)
Slightly soluble
Log S (Ali)
-6.01
Class (Ali)
Insoluble
Log S (SILICOS-IT)
-6.41
Class (SILICOS-IT)
Insoluble

ADME

GI absorption
High
BBB permeant
No
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
Yes
CYP2D6 inhibitor
No
CYP3A4 inhibitor
Yes
Log Kp (skin permeation)
-1.94

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
Yes
Veber
Yes
Egan
Yes
Muegge
Yes
Bioavailability score
0.55
Leadlikeness
No
Synthetic Accessibility
8

Safety & Transport

Pictogram(s)
Irritant
Signal
Warning
GHS Hazard Statements
H315 (95.5%): Causes skin irritation [Warning Skin corrosion/irritation] H319 (95.5%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Precautionary Statement Codes
P264, P264+P265, P280, P302+P352, P305+P351+P338, P321, P332+P317, P337+P317, and P362+P364

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