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L-Fmoc-Aspartic acid alpha-tert-butyl ester

CAS No.
129460-09-9
Chemical Name:
L-Fmoc-Aspartic acid alpha-tert-butyl ester
Synonyms
FMOC-ASP-OTBU;(S)-3-((((9H-Fluoren-9-yl)Methoxy)carbonyl)aMino)-4-(tert-butoxy)-4-oxobutanoic acid;FMOC-L-ASP-OTBU;FMOC-ASP-OBUT;4-I-Phe;Fmoc-Asp-OBu;Fmoc-Asp(OH)-OtBu;N-Fmoc-L-aspartic Ac;Fmoc-Asp(OtBu)-OH ,99%;FMOC-ASPARTIC ACID-OTBU
CBNumber:
CB5706035
Molecular Formula:
C23H25NO6
Molecular Weight:
411.45
MDL Number:
MFCD00065631
MOL File:
129460-09-9.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 01:59:07

L-Fmoc-Aspartic acid alpha-tert-butyl ester Properties

Melting point 90-98°C
Boiling point 617.4±55.0 °C(Predicted)
Density 1.251±0.06 g/cm3(Predicted)
storage temp. Keep in dark place,Sealed in dry,Room Temperature
solubility Soluble in water or 1% acetic acid
form powder to crystal
pka 4.08±0.19(Predicted)
color White to Almost white
Major Application peptide synthesis
InChI 1S/C23H25NO6/c1-23(2,3)30-21(27)19(12-20(25)26)24-22(28)29-13-18-16-10-6-4-8-14(16)15-9-5-7-11-17(15)18/h4-11,18-19H,12-13H2,1-3H3,(H,24,28)(H,25,26)/t19-/m0/s1
InChIKey VZXQYACYLGRQJU-IBGZPJMESA-N
SMILES N([C@@H](CC(=O)O)C(=O)OC(C)(C)C)C(=O)OCC1c2c(cccc2)c3c1cccc3
CAS DataBase Reference 129460-09-9(CAS DataBase Reference)
UNSPSC Code 12352209
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313
Safety Statements  24/25
WGK Germany  WGK 2 water endangering
HazardClass  IRRITANT
HS Code  29224999
Storage Class 11 - Combustible Solids
NFPA 704
0
0 0

L-Fmoc-Aspartic acid alpha-tert-butyl ester price More Price(82)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 8.52037 Fmoc-Asp-OtBu Novabiochem? 129460-09-9 1g $70.9 2026-04-30 Buy
Sigma-Aldrich 8.52037 Fmoc-Asp-OtBu Novabiochem? 129460-09-9 5G $280 2026-04-30 Buy
TCI Chemical F0503 1-tert-Butyl N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-aspartate >98.0%(HPLC)(T) 129460-09-9 1g $22 2026-04-30 Buy
TCI Chemical F0503 1-tert-Butyl N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-aspartate >98.0%(HPLC)(T) 129460-09-9 5g $62 2026-04-30 Buy
Usbiological 276660 Fmoc-Asp(OH)-OtBu Asreported 129460-09-9 2g $382 2026-06-03 Buy
Product number Packaging Price Buy
8.52037 1g $70.9 Buy
8.52037 5G $280 Buy
F0503 1g $22 Buy
F0503 5g $62 Buy
276660 2g $382 Buy

L-Fmoc-Aspartic acid alpha-tert-butyl ester Chemical Properties, Uses, Production

Chemical Properties

White powder

Uses

Fmoc-Asp-OtBu, is an amino acid building block used in peptide synthesis. With a growing peptide drug market the fast, reliable synthesis of peptides is of great importance.

reaction suitability

reaction type: Fmoc solid-phase peptide synthesis

L-Fmoc-Aspartic acid alpha-tert-butyl ester Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 318)
Supplier Tel Email Country ProdList Advantage
shanghai Yanfeng biochemical technology Co.,LTD 17721070236 13611955358 yanfen2023@126.com China 2995 58
SICHUAN TONGSHENG BIOPHARMACEUTICAL CO., LTD 0838-2809458 13350585791 pharm@biots.cn China 774 58
Bolykey (Nanjing) New Materials Technology Co., Ltd 18944488829 3434760588@qq.com China 32 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
Sichuan Tongsheng Amino acids Co.,Ltd. 0838-2274206 17340404235 sales@biots.cn China 300 66
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
ShangHai DEMO Chemical Co.,Ltd 400-021-7337 2355568890 sales@demochem.com China 2569 57
Wuhan Chemwish Technology Co., Ltd 86-027-67849912 sales@chemwish.com China 35884 56

View Latest Price from L-Fmoc-Aspartic acid alpha-tert-butyl ester manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
L-Fmoc-Aspartic acid alpha-tert-butyl ester pictures 2021-07-13 L-Fmoc-Aspartic acid alpha-tert-butyl ester
129460-09-9
$10.00-15.00 1KG 99%+ HPLC Zhuozhou Wenxi import and Export Co., Ltd
L-Fmoc-Aspartic acid alpha-tert-butyl ester pictures 2021-07-10 L-Fmoc-Aspartic acid alpha-tert-butyl ester
129460-09-9
$10.00-15.00 1KG 99%+ HPLC Zhuozhou Wenxi import and Export Co., Ltd
L-Fmoc-Aspartic acid alpha-tert-butyl ester pictures 2019-07-06 L-Fmoc-Aspartic acid alpha-tert-butyl ester
129460-09-9
$1.00 1KG 99% 1ton Career Henan Chemical Co

L-Fmoc-Aspartic acid alpha-tert-butyl ester Spectrum

Fmoc-L-aspartic acid 1-tert-butyl ester 1-tert-Butyl N-Fmoc-L-aspartate N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-aspartic Acid 1-tert-Butyl Ester L-FMOC-ASPARTIC ACID ALPHA-T-BUTYL ESTER N-ALPHA-L-ASPARTIC ACID ALPHA TERT-BUTYL ESTER Fmoc-Asp-OBu NALPHA-9-Fluorenylmethoxycarbonyl-L-aspartic acid ALPHA-tert-butyl ester L-Fmoc-Aspartic acid alpha-tert-butyl ester N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-aspartic acid 1-(1,1-dimethylethyl ester N-Α-FMOC-L-ASPARTIC ACID Β-T-BUTYL ESTER 1-tert-Butyl N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-aspartate (9H-Fluoren-9-yl)MethOxy]Carbonyl Asp-OtBu N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-aspartic Acid 1-tert-Butyl Ester 1 (3S)-3-(9H-fluoren-9-ylmethoxycarbonylamino)-4-[(2-methylpropan-2-yl)oxy]-4-oxobutanoic acid L-Fmoc-aspartic acid α-t-butyl ester (3S)-4-(tert-butoxy)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-oxobutanoic acid N-Fmoc-L-aspartic Acid 1-tert-Butyl Ester Fmoc-Asp(OH)-OtBu Fmoc-Asp(OtBu)-OH ,99% N-Fmoc-L-aspartic Ac FMOC-ASP-OTBU ( L isomer ) N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-aspartic Acid 1-tert-Butyl Ester 1-tert-Butyl N-Fmoc-L-aspartate N-Fmoc-L-aspartic Acid 1-tert-Butyl Ester Fmoc-Asp(OH)-OtBu 4-I-Phe Fmoc-L-aspartic acid-α-tert-butylester≥ 98% (HPLC) Fmoc-Asp-OtBu Novabiochem (R)-2-(9H-FLUOREN-9-YLMETHOXYCARBONYLAMINO)-SUCCINIC ACID 1-TERT-BUTYL ESTER (S)-2-(9H-FLUOREN-9-YLMETHOXYCARBONYLAMINO)-SUCCINIC ACID 1-TERT-BUTYL ESTER N-ALPHA-FMOC-L-ASPARTIC ACID ALPHA-T-BUTYL ESTER N-ALPHA-(9-FLUORENYLMETHYLOXYCARBONYL)-L-ASPARTIC ACID T-BUTYL ESTER N-ALPHA-(9-FLUORENYLMETHYLOXYCARBONYL)-L-ASPARTIC ACID ALPHA T-BUTYL ESTER N-ALPHA-(9-FLUORENYLMETHOXYCARBONYL)-L-ASPARTIC ACID ALPHA-T-BUTYL ESTER FMOC-ASP-OBUT FMOC-ASPARTIC ACID-OTBU FMOC-L-ASPARTIC ACID-ALPHA-T-BUTYL ESTER 1-tert-Butyl N-[(9H-Fluoren-9-ylMethoxy)carbonyl]-L-aspartate , 98.0%(LC&T L-Fmoc-Aspartic acid α-|tert|-butyl ester L-Aspartic acid, N-[(9H-fluoren-9-ylmethoxy)carbonyl]-, 1-(1,1-dimethylethyl) ester 1-tert-ButylN-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-aspartate> N-Fmoc-L-aspartic acid α-tert-butyl ester (3S)-3-(9H-fluoren-9-ylmethoxycarbonylamino)-4-[(2-methylpropan-2-yl)oxy]-4-oxobutanoicaci L-Fmoc-Aspartic acid alpha-tert-butyl ester USP/EP/BP Fmoc-L-aspartic acid-α-tert-butylester Fmoc-l-aspartate-1-tert-butyl ester 4-(tert-butoxy)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-oxobutanoic acid L-Fmoc-Aspartic acid α-tert-butyl ester moc-L-aspartic acid 1-tert-butyl ester Fmoc-aspartic acidα-t-butyl ester (S)-3-((((9H-Fluoren-9-yl)Methoxy)carbonyl)aMino)-4-(tert-butoxy)-4-oxobutanoic acid FMOC-ASP-OTBU FMOC-L-ASP-OTBU N-Fmoc-L-aspartic acid 1-tert-butyl ester (Fmoc-Asp-OtBu) 129460-09-9 129640-09-9 Fmoc-Amino acid series Aspartic acid [Asp, D] Fmoc-Amino Acids and Derivatives Amino Acids