CAS RN: 1738-77-8

L-Leucine Benzyl Ester p-Toluenesulfonate

Product Availability

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1 package records1 with current stock1 grade group
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250825 1g / 5g / 25g / 100g / 500g Confirm by inquiry Shanghai, Shandong Inquiry
  • Product code: SSC-076295
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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: 100g
  • 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 1738-77-8
Pack Size Recorded Purity Available Qty Ship From Inquiry
100g ≥97% 0 Out of Stock Beijing Inquiry

1738-77-8 / benzyl (2S)-2-amino-4-methylpentanoate;4-methylbenzenesulfonic acid

Standard CAS: 1738-77-8 Multi CAS: No

Basic Information

CAS
1738-77-8
Multi CAS
No
Molecular Formula
C20H27NO5S
Molecular Weight
393.500000
Exact Mass
393.160994
SMILES
CC1=CC=C(C=C1)S(=O)(=O)O.CC(C)C[C@@H](C(=O)OCC1=CC=CC=C1)N
InChI
InChI=1S/C13H19NO2.C7H8O3S/c1-10(2)8-12(14)13(15)16-9-11-6-4-3-5-7-11;1-6-2-4-7(5-3-6)11(8,9)10/h3-7,10,12H,8-9,14H2,1-2H3;2-5H,1H3,(H,8,9,10)/t12-;/m0./s1
InChIKey
QTQGHKVYLQBJLO-YDALLXLXSA-N

Computed Properties

Structural Parameters

Heavy atom count
27
Aromatic heavy atom count
12
Fraction Csp3
0.35
Rotatable bonds
6
H-bond acceptors
5
H-bond donors
2
Molar refractivity
104.66
TPSA
106.69

LogP / Solubility

WLOGP
3.34
MLOGP
2.97
XLogP3
3.34
Consensus LogP
3.22
Log S (ESOL)
-4.32
Class (ESOL)
Slightly soluble
Log S (Ali)
-5.2
Class (Ali)
Slightly soluble
Log S (SILICOS-IT)
-5.71
Class (SILICOS-IT)
Slightly soluble

ADME

GI absorption
High
BBB permeant
No
P-gp substrate
No
CYP1A2 inhibitor
Yes
CYP2C19 inhibitor
Yes
CYP2C9 inhibitor
No
CYP2D6 inhibitor
Yes
CYP3A4 inhibitor
Yes
Log Kp (skin permeation)
-2.75

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
Yes
Veber
Yes
Egan
Yes
Muegge
Yes
Bioavailability score
0.55
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
3

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