ChemicalBook > CAS DataBase List > L-Aspartic acid dibenzyl ester 4-toluenesulfonate

L-Aspartic acid dibenzyl ester 4-toluenesulfonate

Product Name: L-Aspartic acid dibenzyl ester 4-toluenesulfonate
CAS No.: 2886-33-1
Chemical Name: L-Aspartic acid dibenzyl ester 4-toluenesulfonate
Synonyms: TosOH;N&Dibenzyl p;H-Asp(OBzl)-OBzl;ASP(OBZL)-OBZL TOS;ASP(OBZL)-OBZLOSOH;H-ASP(OBZL)-OBZL TOS;Asp(OBzl)-OBzl.TosOH;H-ASP(OBZL)-OBZL·TOS;L-Aspartic acid dibe
CBNumber: CB7722628
Molecular Formula: C25H27NO7S
Formula Weight: 485.55
MOL File: 2886-33-1.mol

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L-Aspartic acid dibenzyl ester 4-toluenesulfonate Property

Melting point:: 157-160 °C(lit.)
alpha: 9 º (c=1 in chloroform)
storage temp.: Inert atmosphere,2-8°C
solubility: Chloroform, DMSO, Methanol
form: Powder
color: Pale brown
CAS DataBase Reference: 2886-33-1(CAS DataBase Reference)

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Safety

Safety Statements: 22-24/25
WGK Germany: 3
F: 3-10-21
HS Code: 29224999

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H312Harmful in contact with skin

H315Causes skin irritation

H319Causes serious eye irritation

H332Harmful if inhaled

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P312Call a POISON CENTER or doctor/physician if you feel unwell.

P321Specific treatment (see … on this label).

P322Specific measures (see …on this label).

P330Rinse mouth.

P332+P313IF SKIN irritation occurs: Get medical advice/attention.

P362Take off contaminated clothing and wash before reuse.

P363Wash contaminated clothing before reuse.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

TCI Chemical

Product number: C2711
Product name: 1,4-Dibenzyl L-Aspartate p-Toluenesulfonate
Purity: >97.0%(HPLC)(N)(T)
Packaging: 5g
Price: $68
Updated: 2025/07/31

TCI Chemical

Product number: C2711
Product name: 1,4-Dibenzyl L-Aspartate p-Toluenesulfonate
Purity: >97.0%(HPLC)(N)(T)
Packaging: 25g
Price: $267
Updated: 2025/07/31

TRC

Product number: A790070
Product name: L-AsparticAcidDibenzylEsterp-ToluenesulfonateSalt
Packaging: 50g
Price: $145
Updated: 2021/12/16

Usbiological

Product number: 260105
Product name: L-Aspartic acid dibenzyl ester p-toluenesulfonate salt
Packaging: 10g
Price: $347
Updated: 2021/12/16

TRC

Product number: A790070
Product name: L-AsparticAcidDibenzylEsterp-ToluenesulfonateSalt
Packaging: 5g
Price: $45
Updated: 2021/12/16

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L-Aspartic acid dibenzyl ester 4-toluenesulfonate Chemical Properties,Usage,Production

Chemical Properties

White Solid

Uses

L-Aspartic Acid Dibenzyl Ester p-Toluenesulfonate Salt is used in the preparation of Betulinic Acid derivatives that show inhibition towards HIV. It is also used in the preparation of piperidine funct ional amides which act as potent and highly selective human β3 agonists.

L-Aspartic acid dibenzyl ester 4-toluenesulfonate Preparation Products And Raw materials

Raw materials

Preparation Products

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View Lastest Price from L-Aspartic acid dibenzyl ester 4-toluenesulfonate manufacturers

Sichuan HongRi Pharma-Tech Co.,Ltd

Product: L-Asp(OBzl)-OBzlTos 2886-33-1
Price: US $0.00-0.00/kg
Min. Order: 1kg
Purity: 98%
Supply Ability: 1T+
Release date: 2024-03-22

Shaanxi Dideu Medichem Co. Ltd

Product: L-Aspartic acid dibenzyl ester 4-toluenesulfonate 2886-33-1
Price: US $1.10/g
Min. Order: 1g
Purity: 99.0% min
Supply Ability: 100 tons min
Release date: 2021-05-25

Career Henan Chemical Co

Product: L-Aspartic acid dibenzyl ester 4-toluenesulfonate 2886-33-1
Price: US $1.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 20kg
Release date: 2018-08-22

2886-33-1, L-Aspartic acid dibenzyl ester 4-toluenesulfonateRelated Search:

L-Aspartic acid benzyl ester L-Aspartic acid 4-benzyl ester Tris(trimethylsilyl)phosphate p-Toluenesulfonic acid Poly-L-aspartic acid L-ASPARTIC ACID H-Asp(OAll)-OH.HCl H-ASP(OBZL)-OBZL HCL H-ASP(OBZL)-NH2 HCL H-GLY-OBZL P-TOSYLATE 4-BENZYLOXYBUTYRIC ACID beta-Alanine benzyl ester p-toluenesulfonate salt 1-Methyl L-aspartate H-D-ALA-OBZL P-TOSYLATE DIBENZYL SUCCINATE D-ASPARTIC ACID DIBENZYL ESTER 4-TOLUENESULFONATE SALT,D-ASPARTIC ACID DIBENZYL ESTER P-TOLUENESULFONATE SUCCINIC ACID MONOBENZYL ESTER O-benzyl-DL-alanine toluene-p-sulphonate

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2886-33-1

C18H19NO4C7H8NO3S

C18H19NO4C7H8O3S

C6H5CH2OCOCH2CHNH2COOCH2C6H5C7H8O3S

Peptide Synthesis

Specialty Synthesis