MedKoo Cat#: 555976 | Name: Val-Lys(Boc)-PAB
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Description:

WARNING: This product is for research use only, not for human or veterinary use.

Val-Lys(Boc)-PAB is a ADC linker. Val-Lys(Boc)-PAB was used to prepare camptothecin peptide conjugates as antitumor agents (WO 2019195665). It was used as a non-​linear self-​immolative linker for reducing hydrophobicity of antibody-​drug conjugates for cancer therapy (WO 2018069375).

Chemical Structure

Val-Lys(Boc)-PAB
Val-Lys(Boc)-PAB
CAS#1432969-86-2

Theoretical Analysis

MedKoo Cat#: 555976

Name: Val-Lys(Boc)-PAB

CAS#: 1432969-86-2

Chemical Formula: C23H38N4O5

Exact Mass: 450.2842

Molecular Weight: 450.58

Elemental Analysis: C, 61.31; H, 8.50; N, 12.43; O, 17.75

Price and Availability

Size Price Availability Quantity
100mg USD 950.00 2 Weeks
200mg USD 1,450.00 2 Weeks
500mg USD 2,450.00 2 Weeks
1g USD 3,450.00 2 Weeks
2g USD 5,450.00 2 Weeks
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Synonym
Val-Lys(Boc)-PAB; PAB-Val-Lys-Boc; Val-Lys(Boc)-PAB
IUPAC/Chemical Name
tert-butyl ((S)-5-((S)-2-amino-3-methylbutanamido)-6-((4-(hydroxymethyl)phenyl)amino)-6-oxohexyl)carbamate
InChi Key
BPDGVDDLTIMMLY-OALUTQOASA-N
InChi Code
InChI=1S/C23H38N4O5/c1-15(2)19(24)21(30)27-18(8-6-7-13-25-22(31)32-23(3,4)5)20(29)26-17-11-9-16(14-28)10-12-17/h9-12,15,18-19,28H,6-8,13-14,24H2,1-5H3,(H,25,31)(H,26,29)(H,27,30)/t18-,19-/m0/s1
SMILES Code
CC(C)(OC(NCCCC[C@@H](C(NC1=CC=C(CO)C=C1)=O)NC([C@H](C(C)C)N)=O)=O)C
Appearance
Solid powder
Purity
>98% (or refer to the Certificate of Analysis)
Shipping Condition
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.
Storage Condition
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).
Solubility
To be determined
Shelf Life
>2 years if stored properly
Drug Formulation
To be determined
Stock Solution Storage
0 - 4 C for short term (days to weeks), or -20 C for long term (months).
HS Tariff Code
2934.99.9001
More Info

Preparing Stock Solutions

The following data is based on the product molecular weight 450.58 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL
[1]. Geoffrey Alan Pietersz. Immunomodulatory conjugates. WO2013067597A1 (compound PEG-A) https://patents.google.com/patent/WO2013067597A1/en