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CAS 61-90-5 L-Leucine, 99%生物技术级 molecular structure lightbox
CAS RN: 61-90-5

L-Leucine, 99%生物技术级

Product Availability

Choose a grade to view its available package options.

13 package records12 with current stock5 grade groups
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20250225 25g / 100g / 500g / 2.5kg / 10kg Confirm by inquiry Shanghai, Shandong, Guangdong, Chongqing, Hebei 5-7 business days Inquiry
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20260619 100g In stock Shanghai, Shandong, Guangdong, Chongqing, Hebei Inquiry
Batchno.20250522 10kg In stock Shanghai, Shandong Inquiry
Batchno.20250921 2.5kg In stock Shanghai Inquiry
Batchno.20260215 500g In stock Shanghai, Shandong, Guangdong, Hebei Inquiry
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20260423 1g In stock Shanghai, Shandong, Guangdong, Chongqing Inquiry
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20250212 100g In stock Inquiry
Batchno.20250825 1kg In stock Inquiry
Batchno.20250326 25g In stock Inquiry
Batchno.20251231 500g In stock Inquiry
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20250713 100g In stock Shandong Inquiry
Batchno.20250214 10g In stock Shanghai, Shandong Inquiry
Batchno.20251129 500g Out of stock 8-10 business days Inquiry
  • Product code: SSC-169704
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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: 25g, 100g, 500g, 1000g
  • Available purity: ≥98%
  • Inventory rows with stock: 2
  • 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 61-90-5
Pack Size Recorded Purity Available Qty Ship From Inquiry
25g ≥98% 5 In Stock Hong Kong Inquiry
100g ≥98% 4 In Stock Beijing Inquiry
500g ≥98% 0 Out of Stock Hong Kong Inquiry
1000g ≥98% 0 Out of Stock Shanghai Inquiry

61-90-5 / (2S)-2-amino-4-methylpentanoic acid

Standard CAS: 61-90-5 Multi CAS: Yes
Basic Information Physical Properties Computed Properties

Basic Information

CAS
61-90-5
Multi CAS
Yes
Molecular Formula
C6H13NO2
Molecular Weight
131.170000
Exact Mass
131.094629
InChI
InChI=1S/C6H13NO2/c1-4(2)3-5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)/t5-/m0/s1
InChIKey
ROHFNLRQFUQHCH-YFKPBYRVSA-N

Physical Properties

Melting Point
293 °C 268 - 288 °C
Boiling Point
Sublimes at 145-148 °C. Decomposes at 293-295 °C (rapid heating, sealed tube)
Density
1.293 g/cu cm at 18 °C
Physical Description
White solid; [Merck Index] White powder; Solid Small white lustrous plates or crystalline powder; odourless
Appearance
White glistening hexagonal plates from aqueous alcohol White crystals
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
9
Fraction Csp3
0.83
Rotatable bonds
3
H-bond acceptors
2
H-bond donors
2
Molar refractivity
35.07
TPSA
63.32

LogP / Solubility

WLOGP
0.44
MLOGP
0.38
XLogP3
-1.5
Consensus LogP
-0.23
Log S (ESOL)
-0.74
Class (ESOL)
Very soluble
Log S (Ali)
-0.96
Class (Ali)
Very soluble
Log S (SILICOS-IT)
-1.24
Class (SILICOS-IT)
Soluble

ADME

GI absorption
High
BBB permeant
Yes
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-3.2

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
No
Bioavailability score
0.55
Leadlikeness
No
Synthetic Accessibility
2

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