CAS RN: 63-68-3
L-Methionine
Product Availability
Choose a grade to view its available package options.
9 package records8 with current stock6 grade groups
| Batch No. | Package | Availability | Warehouse | Lead Time | Inquiry |
|---|---|---|---|---|---|
| Batchno.20260430 | 1ml | Out of stock | 8-10 business days | Inquiry |
| Batch No. | Package | Availability | Warehouse | Lead Time | Inquiry |
|---|---|---|---|---|---|
| Batchno.20260522 | 25g / 100g / 500g / 2.5kg / 12X500g | Confirm by inquiry | Shanghai, Shandong, Guangdong, Chongqing, Hebei | 5-7 business days | Inquiry |
| Batch No. | Package | Availability | Warehouse | Lead Time | Inquiry |
|---|---|---|---|---|---|
| Batchno.20250722 | 25g / 100g / 500g / 2.5kg | Confirm by inquiry | Shanghai, Shandong, Guangdong, Chongqing, Hebei | Inquiry |
| Batch No. | Package | Availability | Warehouse | Lead Time | Inquiry |
|---|---|---|---|---|---|
| Batchno.20260325 | 5g / 20g / 100g | Confirm by inquiry | Shanghai, Guangdong | Inquiry |
| Batch No. | Package | Availability | Warehouse | Lead Time | Inquiry |
|---|---|---|---|---|---|
| Batchno.20250918 | 25g / 100g / 500g | Confirm by inquiry | Shanghai | 30 business days | Inquiry |
- Product code: SSC-172457
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
- Available purity: >97%
- Inventory rows with stock: 2
- Bulk packaging: confirmed by inquiry
Available Pack Sizes & Stock
Specific stock quantities are shown below. Price is not displayed online and is confirmed by inquiry.
63-68-3 / 2-amino-4-methylsulfanylbutanoic acid
Basic Information
CAS
63-68-3
Multi CAS
Yes
Molecular Formula
C5H11NO2S
Molecular Weight
149.210000
Exact Mass
149.051050
InChI
InChI=1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)
InChIKey
FFEARJCKVFRZRR-UHFFFAOYSA-N
Physical Properties
Melting Point
281 °C
Boiling Point
300.00 to 301.00 °C. @ 760.00 mm Hg
Density
Relative density (water = 1): 1.3
Physical Description
Solid; [Merck Index] Colorless or white solid; [ICSC] White powder;
Solid
COLOURLESS CRYSTALS OR WHITE POWDER.
White crystalline platelets or powder; Characteristic aroma
State
Solid
Computed Properties
Structural Parameters
Heavy atom count
9
Fraction Csp3
0.8
Rotatable bonds
4
H-bond acceptors
3
H-bond donors
2
Molar refractivity
38.61
TPSA
63.32
LogP / Solubility
WLOGP
0.15
MLOGP
0.13
XLogP3
-1.9
Consensus LogP
-0.54
Log S (ESOL)
-0.6
Class (ESOL)
Very soluble
Log S (Ali)
-0.89
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)
-3.52
Drug-likeness / Medicinal Chemistry
Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
No
Bioavailability score
0.55
Leadlikeness
No
Synthetic Accessibility
2
