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CAS 923-32-0 Cystine (DL- and meso- mixture) molecular structure lightbox
CAS RN: 923-32-0

Cystine (DL- and meso- mixture)

Product Availability

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5 package records5 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250730 100g In stock Inquiry
Batchno.20260417 1g In stock Inquiry
Batchno.20250831 25g In stock Inquiry
Batchno.20250908 5g In stock Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20260518 25g / 100g Confirm by inquiry Shanghai Inquiry
  • Product code: SSC-205861
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Historical Factory Record

Historical Supply Reference

This product has historical factory records. Recorded pack sizes and purity can be used as a supply reference, while project-specific availability is confirmed by inquiry.

  • Pack sizes on record: 100g
  • Available purity: ≥97%
  • Inventory rows with stock: 0
  • Bulk packaging: confirmed by inquiry
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Reference Pack Sizes

Reference pack sizes are shown below. Final availability, packaging and delivery schedule are confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 923-32-0
Pack Size Recorded Purity Available Qty Ship From Inquiry
100g ≥97% 0 Out of Stock Hong Kong Inquiry

923-32-0 / 2-amino-3-[(2-amino-2-carboxyethyl)disulfanyl]propanoic acid

Standard CAS: 923-32-0 Multi CAS: Yes
Basic Information Physical Properties Computed Properties

Basic Information

CAS
923-32-0
Multi CAS
Yes
Molecular Formula
C6H12N2O4S2
Molecular Weight
240.300000
Exact Mass
240.023849
InChI
InChI=1S/C6H12N2O4S2/c7-3(5(9)10)1-13-14-2-4(8)6(11)12/h3-4H,1-2,7-8H2,(H,9,10)(H,11,12)
InChIKey
LEVWYRKDKASIDU-UHFFFAOYSA-N

Physical Properties

Physical Description
Solid; [Merck Index] Off-white solid
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
14
Fraction Csp3
0.67
Rotatable bonds
7
H-bond acceptors
6
H-bond donors
4
Molar refractivity
56.14
TPSA
126.64

LogP / Solubility

WLOGP
-0.81
MLOGP
-0.71
XLogP3
-6.3
Consensus LogP
-2.61
Log S (ESOL)
-0.36
Class (ESOL)
Very soluble
Log S (Ali)
-0.95
Class (Ali)
Very soluble
Log S (SILICOS-IT)
-1.39
Class (SILICOS-IT)
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)
-4.76

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
Yes
Bioavailability score
0.55
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
2.5

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