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Home> CAS DataBase Listed 7 > CAS 71989-14-5
Identification of 71989-14-5
  • Name:
  • Fmoc-L-Aspartic acid beta-tert-butyl ester (Related Reference)
  • EINECS:
  • 276-251-7
  • Synonyms:
  • 2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-oxo-4-tert-butoxy-butanoic acid; Fmoc-Asp(OtBu)-OH; (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-oxo-4-tert-butoxy-butanoate; 4-tert-Butyl hydrogen N-((9H-fluoren-9-ylmethoxy)carbonyl)-L-aspartate; Fmoc-L-Asp(OtBu)-OH; Fmoc-Asp(OBut); Fmoc-Asp(otbu); Fmoc-L-Aspartic acid β-tert.buty ester; Fmoc-L-Aspartic Acid-4-Tert-Butyl Ester; FmocAsp(OtBu)-OH; Fmoc-L-aspartic Acid 4-tert-Butyl Ester; Fmoc-Asp(otbu) )-OH;
  • InChI:
  • InChI=1/C23H25NO6/c1-23(2,3)30-20(25)12-19(21(26)27)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,26,27)
  • This structure is also available as a 2d Mol file
Safety Data of 71989-14-5 Properties of 71989-14-5
  • Appearance:
  • white to light yellow crystal powder
  • Molecular Weight:
  • 411.45
  • Density:
  • 1.251 g/cm3
  • Boiling Point:
  • 620.8 °C at 760 mmHg
  • Melting Point:
  • 147-151℃
  • Flash Point:
  • 329.3 °C
  • Alpha:
  • -25 o (C=1,DMF 24 oC)
  • Storage Temperature:
  • 2-8°C
  • Refractive index:
  • -25 ° (C=1, DMF)
  • Solubility:
  • Insoluble
  • Stability:
  • Stable under normal temperatures and pressures.
  • More>>

CAS No. 71989-14-5 (Fmoc-L-Aspartic acid beta-tert-butyl ester )

  • CAS No:71989-14-5
  • Molecular Weight: 411.45
  • Molecular Formula: C23H25NO6
Properties Safety and Handling MSDS Synthesis Route Precursor and Product
Fmoc-Asp(OtBu)-OH
  • FOB Price:3 USD/Kilogram 
  • Cas No:71989-14-5 
  • Min.Order:1/Kilogram 
  • Purity:95%, 99% 
  • Supply Ability:39 Year/Metric Ton 
  • Payment:T/T, L/C 
  • Updatetime:May 28 2018 
Top quality FMOC-L-Aspartic acid beta-tert-butyl ester cas 7...
  • FOB Price:1 USD/Gram 
  • Cas No:71989-14-5 
  • Min.Order:10/Gram 
  • Purity:99% 
  • Supply Ability:5 Quarter/Metric Ton 
  • Payment:T/T,Western Union,MoneyGram,bitcoin, 
  • Updatetime:May 26 2018 
Nanjing Bangnuo Biotechnology Co., Ltd 1YR Main Products
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Fmoc-Asp(OtBu)-OH
  • FOB Price:  
  • Cas No:71989-14-5 
  • Min.Order: 
  • Supply Ability:tons  
  • Payment: 
  • Appearance: 
  • Updatetime:May 25 2018 
Hangzhou Utanpharma biology co,.Ltd 1YR Main Products
Our company is an internationally oriented research based pharmaceutical company with headquarters located in Hangzhou,China.
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Fmoc-L-Aspartic acid beta-tert-butyl ester
  • FOB Price:1 USD/Kilogram 
  • Cas No:71989-14-5 
  • Min.Order:1/Kilogram 
  • Purity:99%min 
  • Supply Ability:1000 Month/Kilogram 
  • Formula:C23H25NO6 
  • Payment:T/T,Western Union,MoneyGram, 
  • Updatetime:May 24 2018 
Hubei XinRunde Chemical Co., Ltd 2YRS Main Products
Pharmaceutical Intermediate; Pharmaceutical Raw Materials; Raw Steroid Powders; Raw Hormone Powders; etc
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FMOC-L-Aspartic acid beta-tert-butyl ester
  • FOB Price:  
  • Cas No:71989-14-5 
  • Min.Order: 
  • Purity:97% 
  • Supply Ability:  
  • Formula:C23H25NO6 
  • Payment: 
  • Updatetime:May 23 2018 
FMOC-L-Aspartic acid beta-tert-butyl ester
  • FOB Price:  
  • Cas No:71989-14-5 
  • Min.Order: 
  • Purity:98% 
  • Supply Ability:  
  • Formula:C23H25NO6 
  • Payment: 
  • Updatetime:Apr 10 2018 
Nanjing Chemlin Chemical Co., Ltd. 7YRS Main Products
bulk commodities, lab agents, intermediates & fragments, special chemicals, agro-chemicals, APIs, natural ingredients
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Fmoc-Asp(OtBu)-OH
  • FOB Price:500 USD/Kilogram 
  • Cas No:71989-14-5 
  • Min.Order:0.1/Kilogram 
  • Purity:98% 
  • Supply Ability:100 Quarter/Kilogram 
  • Formula:C23H25NO6 
  • Payment:T/T, 
  • Updatetime:Mar 28 2018 
GL Biochem (Shanghai) Ltd. 3YRS Main Products
Peptides; Amino acids and derivates;Antibodies
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Fmoc-L-Aspartic acid beta-tert-butyl ester
  • FOB Price:100 USD/Kilogram 
  • Cas No:71989-14-5 
  • Min.Order:1/Kilogram 
  • Purity:99% 
  • Supply Ability:100 Month/Kilogram 
  • Formula:C23H25NO6 
  • Payment:T/T 
  • Updatetime:Mar 13 2018 
Jinlan Pharm-Drugs Technology Co., Limited 5YRS Main Products
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FMOC-L-Aspartic acid beta-tert-butyl ester
  • FOB Price:  
  • Cas No:71989-14-5 
  • Min.Order: 
  • Purity:99% 
  • Supply Ability:  
  • Formula:C23H25NO6 
  • Payment: 
  • Updatetime:Aug 04 2017 
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Pharmaceutical Intermediate, API, Botanical Extract
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Fmoc-Asp(OtBu)-OH
  • FOB Price:0 USD/Gram 
  • Cas No:71989-14-5 
  • Min.Order:1/Gram 
  • Purity:98 
  • Supply Ability:1 Month/Kilogram 
  • Formula:C23H25NO6 
  • Payment:T/T or L/C or Western Union 
  • Updatetime:Apr 19 2018 
Shanghai Forever Synthesis Co.,Ltd. Main Products
Shanghai Forever Synthesis Co.,Ltd. is a professional chemical supplier for API, intermediates, fine chemicals, and customized synthesis.
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Fmoc-Asp(OtBu)-OH
  • FOB Price:  
  • Cas No:71989-14-5 
  • Min.Order:1/Gram 
  • Purity:98% 
  • Supply Ability:10 Month/Kilogram 
  • Formula:C23H25NO6 
  • Payment:TT,Western Union 
  • Updatetime:Jun 28 2017 
Hui Chem Company Limited Main Products
API, Pharmaceutical intermediates, photoelectronic Materials
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Fmoc-Asp(otbu) )-OH
  • FOB Price:  
  • Cas No:71989-14-5 
  • Min.Order: 
  • Purity:contact us for more details about Fmoc-Asp(otbu) )-OH, CAS:71989-14-5 
  • Supply Ability:  
  • Formula:C23H25NO6 
  • Payment: 
  • Updatetime:Jun 06 2017 
Finetech Industry limited. Main Products
custom synthesis,Lab reagent,CRO,CMO,R&D research chemicals.such as CAS:4651-67-6;CAS:99-16-1;CAS:145100-50-1
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Fmoc-Asp(OtBu)-OH
  • FOB Price:  
  • Cas No:71989-14-5 
  • Min.Order:1/Kilogram 
  • Purity:98% 
  • Supply Ability:up to kgs Month/Kilogram 
  • Formula:C23H25NO6 
  • Payment:TT 
  • Updatetime:Dec 06 2016 
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99% FMOC-L-Aspartic acid beta-tert-butyl ester 71989-14-5 Am...
  • FOB Price:1 USD/Kilogram 
  • Cas No:71989-14-5 
  • Min.Order:10/Kilogram 
  • Purity:99% 
  • Supply Ability:50000 Quarter/Kilogram 
  • Formula:C23H25NO6 
  • Payment:L/C,D/A,D/P,T/T,Western Union, 
  • Updatetime:Sep 29 2016 
Wuhan Dahua Weiye Pharmaceutical Co.,Ltd Main Products
Pharmaceutical, pharmaceutical intermediat,hormone powders
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Fmoc-Asp(OtBu)-OH
  • FOB Price:  
  • Cas No:71989-14-5 
  • Min.Order: 
  • Supply Ability:  
  • Formula:C23H25NO6 
  • Payment: 
  • Updatetime:Sep 22 2016 
Shanghai Hope Chem Co., Ltd. Main Products
Shanghai Hope Chem Co., Ltd. was founded in 2014 with registered capital of RMB 2 million Yuan.
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Fmoc-L-Aspartic acid beta-tert-butyl ester
  • FOB Price:  
  • Cas No:71989-14-5 
  • Min.Order:1/Kilogram 
  • Purity:99 
  • Supply Ability:100 Year/Metric Ton 
  • Formula:C23H25NO6 
  • Payment:LC 
  • Updatetime:Jul 28 2016 
Jinan Haohua Industry Co., Ltd. Main Products
Chlorodimethylsilane;1,1,3,3-tetramethyldisiloxane
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FMOC-L-Aspartic acid beta-tert-butyl ester
  • FOB Price:  
  • Cas No:71989-14-5 
  • Min.Order:1/Gram 
  • Purity:98.00% 
  • Supply Ability:  
  • Formula:C23H25NO6 
  • Payment:T/T 
  • Updatetime:May 13 2016 
Fmoc-Asp(OtBu)-OH
  • FOB Price:  
  • Cas No:71989-14-5 
  • Min.Order: 
  • Supply Ability:  
  • Formula:C23H25NO6 
  • Payment: 
  • Updatetime:Nov 23 2015 
NANJING HERMOS SCIENCE AND TECHNOLOGY CO.,LTD. Main Products
Ortho-Carboxylic Acid Ester,Protected Amino Acid,API,Pharmaceutical Intermediates & Peptide Reagents
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FMOC-ASP(OTBU)-OH
  • FOB Price:  
  • Cas No:71989-14-5 
  • Min.Order:0.1/Kilogram 
  • Purity:98% 
  • Supply Ability:  
  • Formula:C23H25NO6 
  • Payment:L/C,D/P,T/T 
  • Updatetime:Aug 31 2015 
Beijing Sinsteck Technology Co., Ltd. Main Products
Polymer Additives, for example, UV absorber, UV stabilizer, Photoinitiator
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Fmoc-Asp(OtBu)-OH
  • FOB Price:  
  • Cas No:71989-14-5 
  • Min.Order:1/Gram 
  • Purity:0.98 
  • Supply Ability:1 Month/Metric Ton 
  • Formula:C23H25NO6 
  • Payment:T/T 
  • Updatetime:Jul 07 2014 
Shanghai FWD Chemicals ltd Main Products
It specializes in a comprehensive custom synthesis and manufacturing from gram to Multi ton production and also offer a laboratory scale multi-step synthesis of a wide variety of organic compounds .
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Precursor and Product
References of Fmoc-L-Aspartic acid beta-tert-butyl ester cas 71989-14-5

Safety

Safty information about Fmoc-L-Aspartic acid beta-tert-butyl ester (CAS NO.71989-14-5) is:
Hazard Codes:?IrritantXi
Risk Statements: 36/37/38
?R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 24/25-36/37/39-27-26?
S24/25:Avoid contact with skin and eyes.?
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.?
S27:Take off immediately all contaminated clothing.?
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany: 3
HazardClass: IRRITANT

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