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CAS 103476-89-7 Leupeptin (Acety1-Leu-Leu-Arginal), 生物技术级 molecular structure lightbox
CAS RN: 103476-89-7

Leupeptin (Acety1-Leu-Leu-Arginal), 生物技术级

Product Availability

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9 package records9 with current stock3 grade groups
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250302 100mg In stock Shanghai Inquiry
Batchno.20260202 10mg In stock Shanghai Inquiry
Batchno.20260622 1g In stock Shanghai Inquiry
Batchno.20260405 250mg In stock Shanghai Inquiry
Batchno.20250310 25mg In stock Shanghai Inquiry
Batchno.20250702 50mg In stock Shanghai Inquiry
Batchno.20260421 5mg In stock Shanghai Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20251219 5mg / 25mg / 100mg Confirm by inquiry Shanghai Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250819 1ml In stock Inquiry
  • Product code: SSC-005016
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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: 0.1g
  • Available purity: ≥96%
  • 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 103476-89-7
Pack Size Recorded Purity Available Qty Ship From Inquiry
0.1g ≥96% 0 Out of Stock Shanghai Inquiry

103476-89-7 / bis((2S)-2-acetamido-N-[(2S)-1-[[(2S)-5-(diaminomethylideneamino)-1-oxopentan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]-4-methylpentanamide);sulfuric acid

2-acetamido-N-[1-[[5-(diaminomethylideneamino)-1-oxopentan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]-4-methylpentanamide | Acetyl-leucyl-leucyl-argininal | 2-acetamido-N-(1-((5-(diaminomethylideneamino)-1-oxopentan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)-4-methylpentanamide

Standard CAS: 103476-89-7 Multi CAS: Yes
Basic Information Computed Properties Safety & Transport

Basic Information

CAS
103476-89-7
Multi CAS
Yes
Molecular Formula
C40H78N12O12S
Molecular Weight
951.200000
Exact Mass
950.558287
SMILES
CC(C)C[C@@H](C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCCN=C(N)N)C=O)NC(=O)C.CC(C)C[C@@H](C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCCN=C(N)N)C=O)NC(=O)C.OS(=O)(=O)O
InChI
InChI=1S/2C20H38N6O4.H2O4S/c2*1-12(2)9-16(24-14(5)28)19(30)26-17(10-13(3)4)18(29)25-15(11-27)7-6-8-23-20(21)22;1-5(2,3)4/h2*11-13,15-17H,6-10H2,1-5H3,(H,24,28)(H,25,29)(H,26,30)(H4,21,22,23);(H2,1,2,3,4)/t2*15-,16-,17-;/m00./s1
InChIKey
CIPMKIHUGVGQTG-VFFZMTJFSA-N
Synonyms
2-acetamido-N-[1-[[5-(diaminomethylideneamino)-1-oxopentan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]-4-methylpentanamide Acetyl-leucyl-leucyl-argininal 2-acetamido-N-(1-((5-(diaminomethylideneamino)-1-oxopentan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)-4-methylpentanamide RefChem:199355 C20H38N6O4

Computed Properties

Structural Parameters

Heavy atom count
65
Fraction Csp3
0.75
Rotatable bonds
28
H-bond acceptors
12
H-bond donors
12
Molar refractivity
246.88
TPSA
412.14

LogP / Solubility

WLOGP
-1.04
MLOGP
-0.83
XLogP3
-1.04
Consensus LogP
-0.97
Log S (ESOL)
-3.23
Class (ESOL)
Poorly soluble
Log S (Ali)
-6.61
Class (Ali)
Insoluble
Log S (SILICOS-IT)
-8.34
Class (SILICOS-IT)
Insoluble

ADME

GI absorption
Low
BBB permeant
No
P-gp substrate
Yes
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-9.26

Drug-likeness / Medicinal Chemistry

Lipinski
No
Ghose
No
Veber
No
Egan
No
Muegge
No
Bioavailability score
0.17
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
7

Safety & Transport

Pictogram(s)
Irritant Health Hazard
Signal
Warning
GHS Hazard Statements
H302 (60%): Harmful if swallowed [Warning Acute toxicity, oral] H312 (40%): Harmful in contact with skin [Warning Acute toxicity, dermal] H332 (40%): Harmful if inhaled [Warning Acute toxicity, inhalation] H361 (20%): Suspected of damaging fertility or the unborn child [Warning Reproductive toxicity]
Precautionary Statement Codes
P203, P261, P264, P270, P271, P280, P301+P317, P302+P352, P304+P340, P317, P318, P321, P330, P362+P364, P405, and P501

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