CAS RN: 28954-12-3

L-Allothreonine

  • Product code: SSC-131026
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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: 1g, 5g, 10g, 25g, 100g
  • Available purity: ≥98%
  • Inventory rows with stock: 3
  • 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 28954-12-3
Pack Size Recorded Purity Available Qty Ship From Inquiry
1g ≥98% 5 In Stock Beijing Inquiry
5g ≥98% 5 In Stock Shanghai Inquiry
10g ≥98% 4 In Stock Beijing Inquiry
25g ≥98% 0 Out of Stock Beijing Inquiry
100g ≥98% 0 Out of Stock Shenzhen Inquiry

28954-12-3 / 2-amino-3-hydroxybutanoic acid

Standard CAS: 28954-12-3 Multi CAS: Yes

Basic Information

CAS
28954-12-3
Multi CAS
Yes
Molecular Formula
C4H9NO3
Molecular Weight
119.120000
Exact Mass
119.058243
InChI
InChI=1S/C4H9NO3/c1-2(6)3(5)4(7)8/h2-3,6H,5H2,1H3,(H,7,8)/t2-,3-/m0/s1
InChIKey
AYFVYJQAPQTCCC-HRFVKAFMSA-N

Physical Properties

Physical Description
Hemihydrate: Solid; White powder; White crystalline powder; slight savoury aroma
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
8
Fraction Csp3
0.75
Rotatable bonds
2
H-bond acceptors
3
H-bond donors
3
Molar refractivity
27.29
TPSA
83.55

LogP / Solubility

WLOGP
-1.22
MLOGP
-1.08
XLogP3
-2.9
Consensus LogP
-1.73
Log S (ESOL)
0.32
Class (ESOL)
Highly soluble
Log S (Ali)
0.34
Class (Ali)
Highly soluble
Log S (SILICOS-IT)
0.34
Class (SILICOS-IT)
Highly 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)
-4.31

Drug-likeness / Medicinal Chemistry

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

Applications of CAS 28954-12-3

This compound is commonly used in pharmaceutical research and drug discovery, life science and biochemical research, biochemistry and reagent applications, laboratory reagent and synthesis applications, general chemistry research and laboratory applications. Starshine Chemical supplies CAS 28954-12-3 for R&D and pilot-scale use, with flexible pack sizes and purity grades available.

Physical & Chemical Properties

IUPAC Name(2S,3S)-2-amino-3-hydroxybutanoic acid

Safety Information (GHS)

Pictogram(s): GHS07. Signal word: Warning.

Precautionary statements: P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

Request the SDS (Safety Data Sheet) for full hazard and safety documentation.

Storage & Handling

Storage: Keep the container tightly closed in a cool, dry and well-ventilated place. For detailed hazard, storage and transport information, request the SDS (Safety Data Sheet) with your inquiry.

Quotation & Packaging

Prices are confirmed by inquiry. Request a quote for current pricing, minimum order quantity (MOQ) and lead time. The pack sizes listed on this page are reference options; custom pack sizes and bulk quantities are available on request.

Quality & Compliance

Specifications and purity shown on this page are based on batch records. A Certificate of Analysis (COA) is available on request. For research and further manufacturing use only — not for direct human or therapeutic use.

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