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High Quality Fmoc-Asp(OtBu)-OH cas 71989-14-5 for Peptide Synthesis

Name: High Quality Fmoc-Asp(OtBu)-OH cas 71989-14-5 for Peptide Synthesis
Brand: Senwayer
SKU: pr2310161250
Price: 1 USD
Availability: InStock

TDS 15 Inquiries

Unit Price: Get Latest Price 

CAS No.:

71989-14-5

Grade:

Top Product

Content:

99%

Port:

wuhan

Brand:

Senwayer

Packaging:

vials,foil bag,drums

Price valid (until):

2026-07-01

Contact Supplier

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Dingwang Technology (Wuhan) Co., Ltd.

Company Type:

Trader

Location:

China

Payment Terms:

TT against copy of documents,L/C

Average Lead Time:

10 days

Qualification:

Main Products:

API,nutrition supplements,plant extract,peptide,HCG,6-Aminocaproic acid

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Product Description
Seller Information
Inquiry History

Description

Product Detail

Name	Fmoc-Asp(OtBu)-OH
COA	White Powder
Shelf life	2 years
Origin	China

Fmoc-Asp(OtBu)-OH (4-tert-Butyl N-(fluoren-9-ylmethoxycarbonyl)-L-aspartate) is a aspartate derivative containing amine protecting group Fmoc. Fmoc-Asp(OtBu)-OH can be used for peptide synthesis

Our Advantage

1. Rich experience.
Our company is a professional production leading factory in China in pharmaceutical area of many years, our products have exported to Germany, Spain, UK, USA, Australia, Middle East, and so on other country, and we have got very good feedback from our customers, we had Established long friendly relations of cooperation.

2. Great quality, purity and favourable.
Good quality is one of our secret success, welcome order the samples, MOQ just 5 grams.

3. Safe and fast delivery.
We have stock, so we can delivery quickly at the very day when receive the payment.

We have special way could ship 0.01kg to 3.5kg products a time. We offer melting powder into liquid service. And ship the liquid in special bottles.

4. Good after-sales service.

Tell me the package update, and will try best solve when customer encountered various problems.

Our Services

A: Competitive price

B: Best quality

C: We are online all the time, if you have any problems, you can contact us at any time, then, we will reply you asap

D: We have our own laboratory and factory, can customize product according to your request

E: We have all kinds of transport mode, can according to your requirements, timely, rapid transportation arrangements

FAQ

Q1:Can i get free sample ?
A: Yes, most product we can send you small free sample, you just need to pay the shipping cost .

Q2:Which payment method you accept?
A: We accept bank transfer,western union, money gram,bitcoin, USDT,Credit card etc. and more bigger order we accept L/C at sight

Q3: Can i get tracking number after shipment ? and how long does the shipping take?
A: After shipment we will offer you tracking and tell you the website to track the package, usually the shipping time is 3-7days,but for some customers have no ability to declare customs, we use special line route to ship the package, it will take 10-12days to arrive,make sure 100% delivery

Q4: How can you guarantee the quality ?
A: All products we can supply you test report &you can also send our product to the third party to do test, if it is fake,we will full refund you.

ECHEMI Editorial Reference

white to light yellow crystal powde

Research & Reference Note

High Quality Fmoc-Asp(OtBu)-OH cas 71989-14-5 for Peptide Synthesis is listed on ECHEMI for industrial / laboratory sourcing. This listing is for industrial and laboratory research use. Product information on ECHEMI is provided for sourcing and specification reference. It is not medical advice, a clinical recommendation, or an approved therapy description. Always verify regulatory status, purity, and intended use with the supplier and applicable authorities before purchase or use.

Authoritative sources

Disclaimer: This listing is for industrial and laboratory research use. Product information on ECHEMI is provided for sourcing and specification reference. It is not medical advice, a clinical recommendation, or an approved therapy description. Always verify regulatory status, purity, and intended use with the supplier and applicable authorities before purchase or use.

Reviewed by ECHEMI Scientific Review - Platform editorial review for research chemicals

Certificates

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:

Other Chemical Drugs

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:
API,nutrition supplements,plant extract,peptide,HCG,6-Aminocaproic acid

Location:
Room 707, Block A, Zhongxing Times Digital Trade Port, No. 79 Xudong Street, Hongshan District, Wuhan City

Payment Terms:
TT against copy of documents,L/C

Average lead Time:
10 days

Total Annual Revenue:
$2.5 million-$5 million

Total Employees:
51-100

Year of Establishment:
2020

Company Certificates
- Verified supplier certificate
- SGS
Dingwang Technology (Wuhan) Co., Ltd located in the predominant WuHan City where is a traffic hinge of China,specilize in producing and developing pharmaceutical & its intermediates, Peptide, Nutritional supplements,food additive, Plant extracts,and in distributing the products of our own company and affiliated enterprises.
We have set up R&D center, quality inspection center and manufacturing site in Wuhan, Jiangsu and others places.
Our company has professional staff who deal with chemical R&D and scientific management, and holds several sets of analyzing instruments with high efficiency and high sensitivity, such as HPLC, GC and Spectrophotometer. Meanwhile, we possess of complete Q.A. and Q.C. system, supply chemical products with good quality and custom-tailored products according to our clients' requirement.
We have professional sales team, focus on quality and service, and we have achieved excellent performance over the years. Our company is committed to the development of international market , our products are mainly exported to many countries and regions, such as Europe, America, South-east Asia, the Middle East and Africa etc.
With our constant efforts and good service, We sincerely hope to establish long-term cooperation and common development with our customers.

Inquiry History

15 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-Asp(otbu)-OH	1 KG	Sep 30, 2023
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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High Quality Fmoc-Asp(OtBu)-OH cas 71989-14-5 for Peptide Synthesis

Product Description

Seller Information