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CAS 87421-23-6 (2R,3S)-2-Amino-3-hydroxy-4-methylpentanoic acid molecular structure lightbox
CAS RN: 87421-23-6

(2R,3S)-2-Amino-3-hydroxy-4-methylpentanoic acid

Product Availability

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5 package records3 with current stock1 grade group
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20250719 100mg In stock Shanghai Inquiry
Batchno.20250713 1g Out of stock Inquiry
Batchno.20250812 250mg In stock Tianjin Inquiry
Batchno.20260609 50mg In stock Shanghai Inquiry
Batchno.20251219 50mg / 100mg / 250mg / 1g Out of stock 15 business days Inquiry
  • Product code: SSC-197333
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Historical Factory Record

Historical Supply Reference

This product has historical factory records. Recorded pack sizes and purity can be used as a supply reference, while project-specific availability is confirmed by inquiry.

  • Pack sizes on record: 1g
  • Available purity: ＞97%
  • Inventory rows with stock: 0
  • Bulk packaging: confirmed by inquiry
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Reference Pack Sizes

Reference pack sizes are shown below. Final availability, packaging and delivery schedule are confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 87421-23-6
Pack Size Recorded Purity Available Qty Ship From Inquiry
1g ＞97% 0 Out of Stock Shenzhen Inquiry

87421-23-6 / (2R,3S)-2-amino-3-hydroxy-4-methylpentanoic acid

Standard CAS: 87421-23-6 Multi CAS: Yes
Basic Information Computed Properties

Basic Information

CAS
87421-23-6
Multi CAS
Yes
Molecular Formula
C6H13NO3
Molecular Weight
147.170000
Exact Mass
147.089543
InChI
InChI=1S/C6H13NO3/c1-3(2)5(8)4(7)6(9)10/h3-5,8H,7H2,1-2H3,(H,9,10)/t4-,5+/m1/s1
InChIKey
ZAYJDMWJYCTABM-UHNVWZDZSA-N

Computed Properties

Structural Parameters

Heavy atom count
10
Fraction Csp3
0.83
Rotatable bonds
3
H-bond acceptors
3
H-bond donors
3
Molar refractivity
36.46
TPSA
83.55

LogP / Solubility

WLOGP
-0.58
MLOGP
-0.52
XLogP3
-2
Consensus LogP
-1.03
Log S (ESOL)
-0.19
Class (ESOL)
Very soluble
Log S (Ali)
-0.34
Class (Ali)
Very soluble
Log S (SILICOS-IT)
-0.49
Class (SILICOS-IT)
Very soluble

ADME

GI absorption
Low
BBB permeant
No
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-4.03

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
No
Bioavailability score
0.55
Leadlikeness
No
Synthetic Accessibility
2.5

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