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Fmoc-Asp(Otbu)-OH RC03761

14 Inquiries

Unit Price:

$1/KG EXW

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CAS No.:

71989-14-5

Grade:

Pharmaceutical Grade

Packaging:

25kg/drum

Sample Available:

Yes

Price valid (until):

2030-01-01

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Hangzhou Royalchem Co.,LTD

Company Type:

Trader

Location:

China

Payment Terms:

TT against copy of documents,D/P,L/C,TT against B/L draft before shipment,100% TT in advance

Average Lead Time:

14 days

Qualification:

Main Products:

Pharmaceutical intermediates

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Product Details
Seller Information
Inquiry History

Description

Product Detail

Manufacturer: Hangzhou Royalchem Co.,LTD.

Website: www.cnroyalchem.com

Hangzhou Royalchem Co., Ltd. was founded by a senior team with profound professional backgrounds in the chemical field, focusing on providing comprehensive chemical products and services. Its business scope covers a wide range, including the sales of core chemical products such as pharmaceutical raw materials and intermediates, food/feed additives, specialty chemicals, dyes & pigments, new catalytic materials, chemical reagents, engineering plastics and synthetic resins. It also engages in the sales of daily chemicals, containers, and import-export business, meeting the needs of clients across multiple sectors. Leveraging the technical accumulation of its professional team and strict quality control, the company has established a stable cooperation network in domestic and international markets. It not only provides high-quality raw material support for industries but also promotes global chemical resource circulation through import-export operations. Adhering to the philosophy of "win-win cooperation," Hangzhou Royalchem Co., Ltd. takes professionalism and integrity as its cornerstone, and sincerely looks forward to working with global partners to drive high-quality development in the chemical industry.

Hangzhou Royalchem Co., Ltd. Is focus on services on CMO & CDMO

Esterification, saponification, hydrolysis, alkylation, halogenation, acetylation, pressurized hydrogenation, and other reactions .

Preparation and separation of various impurities .

Development of preparation and purification production processes, salt conversion, liquid preparation post-treatment, etc.

Items	Specifications

ECHEMI Editorial Reference

white to light yellow crystal powde

Basic Info

Product Name:

Fmoc-L-Asp(OtBu)-OH

Other Name:

L-Aspartic acid,N-[(9H-fluoren-9-ylmethoxy)carbonyl]-,4-(1,1-dimethylethyl) ester;N-(9-Fluorenylmethoxycarbonyl)-L-aspartic acid β-tert-butyl ester;N-(9-Fluorenylmethoxycarbonyl)aspartic acid 4-tert-butyl ester;(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-tert-butoxy-4-oxo-butanoic acid;(2S)-4-tert-Butoxy-2-[[[(9H-fluoren-9-yl)methoxy]carbonyl]amino]-4-oxobutanoic acid;4-tert-Butyl N-(fluoren-9-ylmethoxycarbonyl)-L-aspartate;Fmoc-L-Asp(OtBu)-OH;Fmoc-Asp(tBu)-OH;Fmoc-L-Asp(OtBu);(2S)-4-(tert-Butoxy)-2-([[(9H-fluoren-9-yl)methoxy]carbonyl]amino)-4-oxobutanoic acid;(2S)-2-(9H-Fluoren-9-ylmethoxycarbonylamino)-4-[(2-methylpropan-2-yl)oxy]-4-oxobutanoic acid;(2S)-4-tert-Butoxy-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-oxo-butanoic acid;109924-80-3;138451-81-7;141893-61-0;184170-71-6;259726-30-2;499139-37-6;844640-44-4;850324-95-7;958295-18-6;1357091-39-4;1617538-14-3;1632285-02-9;1643955-67-2

CAS No.:

71989-14-5

Molecular Formula:

C23H25NO6

InChIKeys:

InChIKey=FODJWPHPWBKDON-IBGZPJMESA-N

Molecular Weight:

411.45

Exact Mass:

411.45

EC Number:

276-251-7

HScode:

2924299090

Categories:

Amino Acids and Derivatives

Characteristics

PSA:

102

XLogP3:

3.5

Appearance:

white to light yellow crystal powder

Density:

1.3±0.1 g/cm3

Melting Point:

149-152 °C

Boiling Point:

620.8°C at 760 mmHg

Flash Point:

329.3±31.5 °C

Refractive Index:

1.576

Water Solubility:

Slightly soluble in water.

Storage Conditions:

2-8°C

Specific rotation:

-25 º (c=1,DMF 24 ºC)

See More Fmoc-L-Asp(OtBu)-OH Properties 

Hazard Identification

Classification of the substance or mixture

Not classified.

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)	No symbol.
Signal word	No signal word
Hazard statement(s)	none
Prevention	none
Response	none
Storage	none
Disposal	none

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More Fmoc-L-Asp(OtBu)-OH Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Pharmaceutical intermediates

Location:
Room 336, Building 7, No. 177 Xingqiao North Road, Xingqiao Street, Linping District, Hangzhou

Payment Terms:
TT against copy of documents,D/P,L/C,TT against B/L draft before shipment,100% TT in advance

Average lead Time:
14 days

Total Annual Revenue:
Less than $1 million

Total Employees:
Less than 5

Year of Establishment:
2025

Inquiry History

14 Inquiries

Country	Product	Purchase Quantity	Date Posted
India	(2S)-4-(TERT-BUTOXY)-2-{[(9H-FLUOREN-9-YLMETHOXY)CARBONYL]AMINO}-4-OXOBUTANOIC ACID	65.00 KG	Mar 8, 2024
India	Fmoc-Asp(OtBu)-OH	18.72 KG	Jul 23, 2026
India	Fmoc-L-Asp(OtBu)-OH	3.75 KG	Sep 13, 2025
India	Fmoc-His(Trt)-OH	3.9 KG	Feb 9, 2026
India	(2S,3S)-2-{[(9H-FLUOREN-9-YLMETHOXY)CARBONYL]AMINO}-3-METHYLPENTANOIC ACID	60.00 KG	Mar 8, 2024
India	Fmoc-Gly-OH	0.75 KG	Feb 9, 2026
India	Fmoc-Phe-OH	0.49 KG	Feb 9, 2026
India	Fmoc-Arg(Pbf)-OH	1.63 KG	Feb 9, 2026
India	{[(9H-FLUOREN-9-YLMETHOXY)CARBONYL]AMINO}ACETIC ACID	48.00 KG	Mar 8, 2024
India	(2S)-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-4-[(3-methylpentan-3-yl)oxy]-4-oxobutanoic acid	36.00 KG	Mar 8, 2024
India	Fmoc-Lys(palmitoyl-Glu-OtBu)-OH	0.07 KG	Feb 25, 2026
India	18-(tert-Butoxy)-18-oxooctadecanoic acid	2.529 KG	Jul 16, 2026
India	Fmoc-Glu(OtBu)-OH	9.799 KG	Jul 16, 2026
India	Fmoc-Gln(Trt)-Thr(ψMe,Mepro)-OH	0.652 KG	May 13, 2026

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Fmoc-Asp(Otbu)-OH RC03761

Product Details

Seller Information