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CAS 118488-18-9 Nα-[(9H-Fluoren-9-ylmethoxy)carbonyl]-O-tert-butyl-D-tyrosine molecular structure lightbox
CAS RN: 118488-18-9

Nα-[(9H-Fluoren-9-ylmethoxy)carbonyl]-O-tert-butyl-D-tyrosine

Product Availability

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9 package records6 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20260210 100g Out of stock Inquiry
Batchno.20260302 10g Out of stock Inquiry
Batchno.20250530 1g In stock Inquiry
Batchno.20250314 25g In stock Inquiry
Batchno.20251022 5g In stock Inquiry
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20250123 100g Out of stock 5-7 business days Inquiry
Batchno.20260506 1g In stock Shandong Inquiry
Batchno.20260418 25g In stock Shanghai Inquiry
Batchno.20260310 5g In stock Shanghai, Shandong Inquiry
  • Product code: SSC-018258
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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, 500g
  • Available purity: >97%
  • Inventory rows with stock: 6
  • 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 118488-18-9
Pack Size Recorded Purity Available Qty Ship From Inquiry
1g >97% 5 In Stock Shanghai Inquiry
5g >97% 5 In Stock Shenzhen Inquiry
10g >97% 5 In Stock Shanghai Inquiry
25g >97% 5 In Stock Hong Kong Inquiry
100g >97% 5 In Stock Beijing Inquiry
500g >97% 1 In Stock Shanghai Inquiry

118488-18-9 / (2R)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-[4-[(2-methylpropan-2-yl)oxy]phenyl]propanoic acid

3-[4-(tert-butoxy)phenyl]-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid | 4-tert-butoxy-N-[(9H-fluoren-9-ylmethoxy)carbonyl]phenylalanine | Fmoc-Tyr(But)-OH

Standard CAS: 118488-18-9 Multi CAS: Yes
Basic Information Computed Properties Safety & Transport

Basic Information

CAS
118488-18-9
Multi CAS
Yes
Molecular Formula
C28H29NO5
Molecular Weight
459.500000
Exact Mass
459.204573
SMILES
CC(C)(C)OC1=CC=C(C=C1)C[C@H](C(=O)O)NC(=O)OCC2C3=CC=CC=C3C4=CC=CC=C24
InChI
InChI=1S/C28H29NO5/c1-28(2,3)34-19-14-12-18(13-15-19)16-25(26(30)31)29-27(32)33-17-24-22-10-6-4-8-20(22)21-9-5-7-11-23(21)24/h4-15,24-25H,16-17H2,1-3H3,(H,29,32)(H,30,31)/t25-/m1/s1
InChIKey
JAUKCFULLJFBFN-RUZDIDTESA-N
Synonyms
3-[4-(tert-butoxy)phenyl]-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid 4-tert-butoxy-N-[(9H-fluoren-9-ylmethoxy)carbonyl]phenylalanine Fmoc-Tyr(But)-OH 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-(tert-butoxy)phenyl)propanoic acid NSC-334301

Computed Properties

Structural Parameters

Heavy atom count
34
Aromatic heavy atom count
18
Fraction Csp3
0.29
Rotatable bonds
7
H-bond acceptors
4
H-bond donors
2
Molar refractivity
130.16
TPSA
84.86

LogP / Solubility

WLOGP
5.4
MLOGP
4.78
XLogP3
5.6
Consensus LogP
5.26
Log S (ESOL)
-6.02
Class (ESOL)
Insoluble
Log S (Ali)
-7.23
Class (Ali)
Insoluble
Log S (SILICOS-IT)
-7.97
Class (SILICOS-IT)
Insoluble

ADME

GI absorption
High
BBB permeant
No
P-gp substrate
No
CYP1A2 inhibitor
Yes
CYP2C19 inhibitor
Yes
CYP2C9 inhibitor
No
CYP2D6 inhibitor
Yes
CYP3A4 inhibitor
Yes
Log Kp (skin permeation)
-1.69

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
No
Bioavailability score
0.55
Leadlikeness
No
Synthetic Accessibility
3.5

Safety & Transport

Pictogram(s)
Irritant
Signal
Warning
GHS Hazard Statements
H317 (50%): May cause an allergic skin reaction [Warning Sensitization, Skin] H413 (50%): May cause long lasting harmful effects to aquatic life [Hazardous to the aquatic environment, long-term hazard]
Precautionary Statement Codes
P261, P272, P273, P280, P302+P352, P321, P333+P317, P362+P364, and P501

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