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CAS 59-51-8 DL-Methionine molecular structure lightbox
CAS RN: 59-51-8

DL-Methionine

Product Availability

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9 package records8 with current stock3 grade groups
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20260204 100g In stock Inquiry
Batchno.20250718 2.5kg In stock Inquiry
Batchno.20260402 25g In stock Inquiry
Batchno.20260701 500g In stock Inquiry
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20260131 20g / 100g / 500g / 2.5kg / 10kg Confirm by inquiry Shanghai, Shandong, Guangdong, Chongqing, Hebei 5-7 business days Inquiry
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20250823 100g In stock Shanghai, Shandong, Guangdong, Chongqing Inquiry
Batchno.20260425 10kg Out of stock 5-7 business days Inquiry
Batchno.20250525 2.5kg In stock Shandong Inquiry
Batchno.20260228 500g In stock Shandong, Guangdong Inquiry
  • Product code: SSC-167352
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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 59-51-8
Pack Size Recorded Purity Available Qty Ship From Inquiry
25g ≥98% 5 In Stock Shanghai Inquiry
100g ≥98% 5 In Stock Hong Kong Inquiry
500g ≥98% 0 Out of Stock Beijing Inquiry
1000g ≥98% 0 Out of Stock Hong Kong Inquiry

59-51-8 / 2-amino-4-methylsulfanylbutanoic acid

Standard CAS: 59-51-8 Multi CAS: Yes
Basic Information Physical Properties Computed Properties

Basic Information

CAS
59-51-8
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

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