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Fmoc-D-aspartic acid α-tert-butyl ester

CAS No.
134098-70-7
Chemical Name:
Fmoc-D-aspartic acid α-tert-butyl ester
Synonyms
FMOC-D-ASP-OTBU;FMOC-D-ASP-OTBU,98%;FMOC-D-ASPARTIC ACID-OTBU;FMOC-D-ASP-OTBU USP/EP/BP;FMoc-L-Aspartic acid 4 t-butyl ester;Fmoc-D-Aspartic acid 1-tert-butyl ester;Fmoc-D-aspartic acid α-tert-butyl ester;N-Fmoc-D-aspartic Acid tert-Butyl Ester;FMOC-D-ASPARTIC ACID ALPHA-T-BUTYL ESTER;N-FMoc-D-aspartic acid 1-tert-butyl ester
CBNumber:
CB3301782
Molecular Formula:
C23H25NO6
Molecular Weight:
411.45
MDL Number:
MFCD00237011
MOL File:
134098-70-7.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 01:24:43

Fmoc-D-aspartic acid α-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. Sealed in dry,2-8°C
solubility Soluble in DMF.
form Solid
pka 4.08±0.19(Predicted)
color White to off-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-/m1/s1
InChIKey VZXQYACYLGRQJU-LJQANCHMSA-N
SMILES N([C@H](CC(=O)O)C(=O)OC(C)(C)C)C(=O)OCC1c2c(cccc2)c3c1cccc3
UNSPSC Code 12352209
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P305+P351+P338
WGK Germany  WGK 2
HazardClass  IRRITANT
HS Code  29224999
Storage Class 11 - Combustible Solids
NFPA 704
0
0 0

Fmoc-D-aspartic acid α-tert-butyl ester price More Price(51)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Usbiological 277119 Fmoc-D-aspartic acid alpha-tert-butyl ester Asreported 134098-70-7 500mg $355 2026-06-03 Buy
Usbiological 277119 Fmoc-D-aspartic acid alpha-tert-butyl ester Asreported 134098-70-7 1g $615 2026-06-03 Buy
Usbiological 277119 Fmoc-D-aspartic acid alpha-tert-butyl ester Asreported 134098-70-7 2g $864 2026-06-03 Buy
Usbiological 277119 Fmoc-D-aspartic acid alpha-tert-butyl ester Asreported 134098-70-7 5g $1480 2026-06-03 Buy
Usbiological 277119 Fmoc-D-aspartic acid alpha-tert-butyl ester Asreported 134098-70-7 10g $2164 2026-06-03 Buy
Product number Packaging Price Buy
277119 500mg $355 Buy
277119 1g $615 Buy
277119 2g $864 Buy
277119 5g $1480 Buy
277119 10g $2164 Buy

Fmoc-D-aspartic acid α-tert-butyl ester Chemical Properties,Uses,Production

Chemical Properties

White powder

Uses

N-Fmoc-D-aspartic acid 1-tert-butyl ester is an pharmaceutical intermediate.

reaction suitability

reaction type: Fmoc solid-phase peptide synthesis

Fmoc-D-aspartic acid α-tert-butyl ester Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 132)Suppliers
Supplier Tel Email Country ProdList Advantage
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
Wuhan Chemwish Technology Co., Ltd 86-027-67849912 sales@chemwish.com China 35884 56
Accela ChemBio Co.,Ltd. 021-50795510 4000665055 marketing@accelachem.com China 10972 64
Nanjing Chemlin Chemical Co., Ltd 025-83697070 13770331960 info@chemlin.com.cn China 16305 64
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Chemsky (shanghai) International Co.,Ltd 021-50135380 shchemsky@sina.com China 15350 60
ChemPep, Inc. +1 (888) 615-9178 / (561) 791-8787 service@chempep.com United States 2138 57
Shanghai Jian Chao Chemical Technology Co., Ltd. 150-2103-5486 18017383231 983544897@qq.com China 9336 55

View Lastest Price from Fmoc-D-aspartic acid α-tert-butyl ester manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
FMOC-D-ASP-OTBU pictures 2025-06-25 FMOC-D-ASP-OTBU
134098-70-7
$1.10 1g 99.0% min 100 tons min Shaanxi Dideu Medichem Co. Ltd
FMOC-D-ASP-OTBU pictures 2019-07-06 FMOC-D-ASP-OTBU
134098-70-7
$1.00 1KG 99% 20kg Career Henan Chemical Co

Fmoc-D-aspartic acid α-tert-butyl ester Spectrum

Fmoc-D-Aspartic acid 1-tert-butyl ester N-ALPHA-(9-FLUORENYLMETHOXYCARBONYL)-D-ASPARTIC ACID ALPHA-T-BUTYL ESTER N-ALPHA-(9-FLUORENYLMETHYLOXYCARBONYL)-D-ASPARTIC ACID ALPHA-T-BUTYL ESTER N-ALPHA-(9-FLUORENYLMETHYLOXYCARBONYL)-D-ASPARTIC ACID ALPHA-TERT-BUTYL ESTER N-ALPHA-FMOC-D-ASPARTIC ACID ALPHA-T-BUTYL ESTER FMOC-D-ASPARTIC ACID ALPHA-T-BUTYL ESTER FMOC-D-ASPARTIC ACID-OTBU (9H-Fluoren-9-yl)MethOxy]Carbonyl D-Asp-OtBu N-(9-Fluorenylmethyloxycarbonyl)-D-aspartic acid 1-tert-butyl ester (R)-3-(((9H-fluoren-9-yl)methoxy)carbonylamino)-4-tert-butoxy-4-oxobutanoic acid L-ASPARTIC ACID-N-FMOC, ALPHA-O-TERT-BUTYL ESTER FMoc-L-Aspartic acid 4 t-butyl ester N-FMoc-D-aspartic acid 1-tert-butyl ester, 95% FMOC-D-ASP-OTBU,98% (3R)-4-(tert-butoxy)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-oxobutanoic acid N-Fmoc-D-asparticacid1-tert-butylester,95% FMOC-D-ASP-OTBU USP/EP/BP Fmoc-D-aspartic acid α-tert-butyl ester (3R)-3-(9H-fluoren-9-ylmethoxycarbonylamino)-4-[(2-methylpropan-2-yl)oxy]-4-oxobutanoic acid 1-(1,1-Dimethylethyl) hydrogen N-[(9H-fluoren-9-ylmethoxy)carbonyl]-D-aspartate N-FMoc-D-aspartic acid 1-tert-butyl ester N-Fmoc-D-aspartic Acid tert-Butyl Ester 1-(tert-Butyl) hydrogen N-FMOC-D-aspartate FMOC-D-ASP-OTBU 134098-70-7 21883-39-3 [34098-70-7]