CAS 2280-27-5 (S)-(+)-2-Amino-3-hydroxy-3-methylbutanoic acid molecular structure

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CAS RN: 2280-27-5

(S)-(+)-2-Amino-3-hydroxy-3-methylbutanoic acid

Product Availability

Choose a grade to view its available package options.

7 package records6 with current stock2 grade groups

Grade In stock only

Batch No.	Package	Availability	Inquiry
Batchno.20250816	100mg	In stock	Inquiry
Batchno.20260118	1g	In stock	Inquiry
Batchno.20260316	250mg	In stock	Inquiry

Batch No.	Package	Availability	Warehouse	Lead Time	Inquiry
Batchno.20260128	100mg	In stock	Shanghai, Chongqing		Inquiry
Batchno.20250929	1g	In stock	Shanghai		Inquiry
Batchno.20250223	250mg	In stock	Shanghai, Shandong		Inquiry
Batchno.20260404	5g	Out of stock		5-7 business days	Inquiry

Product code: SSC-111013

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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: 0.1g, 0.25g, 1g, 5g
Available purity: >95%
Inventory rows with stock: 1
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 2280-27-5
Pack Size	Recorded Purity	Available Qty	Ship From	Inquiry
0.1g	>95%	1 In Stock	Hong Kong	Inquiry
0.25g	>95%	0 Out of Stock	Shenzhen	Inquiry
1g	>95%	0 Out of Stock	Shanghai	Inquiry
5g	>95%	0 Out of Stock	Shenzhen	Inquiry

2280-27-5 / (2S)-2-amino-3-hydroxy-3-methylbutanoic acid

Standard CAS: 2280-27-5 Multi CAS: No

Basic Information Computed Properties

Basic Information

CAS

2280-27-5

Multi CAS

Molecular Formula

C5H11NO3

Molecular Weight

133.150000

Exact Mass

133.073893

SMILES

CC(C)([C@@H](C(=O)O)N)O

InChI

InChI=1S/C5H11NO3/c1-5(2,9)3(6)4(7)8/h3,9H,6H2,1-2H3,(H,7,8)/t3-/m1/s1

InChIKey

LDRFQSZFVGJGGP-GSVOUGTGSA-N

Computed Properties

Structural Parameters

Heavy atom count

Fraction Csp3

0.8

Rotatable bonds

H-bond acceptors

H-bond donors

Molar refractivity

31.91

TPSA

83.55

LogP / Solubility

WLOGP

-0.83

MLOGP

-0.74

XLogP3

-2.8

Consensus LogP

-1.46

Log S (ESOL)

-0.01

Class (ESOL)

Very soluble

Log S (Ali)

-0.05

Class (Ali)

Very soluble

Log S (SILICOS-IT)

-0.08

Class (SILICOS-IT)

Very soluble

ADME

GI absorption

Low

BBB permeant

P-gp substrate

CYP1A2 inhibitor

CYP2C19 inhibitor

CYP2C9 inhibitor

CYP2D6 inhibitor

CYP3A4 inhibitor

Log Kp (skin permeation)

-4.12

Drug-likeness / Medicinal Chemistry

Lipinski

Yes

Ghose

Veber

Yes

Egan

Yes

Muegge

Bioavailability score

0.55

Leadlikeness

Synthetic Accessibility

Applications of CAS 2280-27-5

This compound is commonly used in general chemistry research and laboratory applications. Starshine Chemical supplies CAS 2280-27-5 for R&D and pilot-scale use, with flexible pack sizes and purity grades available.

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.