Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: D-aspartic acid(obzl)-obzl p-tosylate
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Purity: 98.0%
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4079-64-5

4079-64-5 structure

4079-64-5 structure

Name: H-D-Asp(oBzl)-oBzl.Tos
Chemical Name: dibenzyl (2R)-2-aminobutanedioate,4-methylbenzenesulfonic acid
CAS Number: 4079-64-5
Molecular Formula: C₂₅H₂₇NO₇S
Molecular Weight: 485.549
Catalog: Biochemical Amino acids and their derivatives Natural amino acids and their derivatives
Create Date: 2018-07-08 11:13:39
Modify Date: 2026-06-30 09:38:20

Name	dibenzyl (2R)-2-aminobutanedioate,4-methylbenzenesulfonic acid
Synonyms	H-D-Asp(OBzl)-OBzl·TOS D-Asptic acid dibenzyl ester tosylate H-D-ASP(OBZL)-OBZL P-TOSYLATE (2R)-1,4-Bis(benzyloxy)-1,4-dioxo-2-butanaminium 4-methylbenzenesulfonate d-aspdb tsoh D-Asptic acid dibenzyl ester tosylate h-d-asp(obzl)-obzl tos D-Asp(OBzl)-OBzl·Tos D-Asp(OBn)-OBnp-TsOH salt DIBENZOYL-D-ASPTATE-P-TOLUENESULFONAMIDE (R)-Dibenzyl 2-aminosuccinate 4-methylbenzenesulfonate dibenzyl L-aspartatep-TsOH ibenzyl(2R)-2-aminobutanedioate,4-methylbenzenesulfonicaci D-aspartic acid dibenzyl ester toluene-p-sulfonate Dibenzyld-asptate4-methylbenzenesulfonate H-D-ASP(OBZL)-OBZL TOSOH (D)-H-Asp-(OBn)-OBnp-TsOH (R)-dibenzyl 2-aminosuccinate 4-methylbenzenesulfonate D-ASPTIC ACID-ALPHA,BETA-DIBENZYL ESTER P-TOSYLATE D-Asptic acid dibenzyl ester 4-toluenesulfonate salt (TLC) d-asptic acid dibenzyl ester 1,4-dibenzyl (2R)-2-aminobutanedioate d-aspartic acid dibenzyl ester p-toluenesulfonate D-aspartate dibenzylester p-toluenesulfonate D-ASPTIC ACID(OBZL)-OBZL P-TOSYLATE (R)-2-AMINO-SUCCINIC ACID DIBENZYL ESTER, P-TOSYLATE (R)-aspartic acid dibenzylester p-toluenesulfonate (2R)-1,4-bis(benzyloxy)-1,4-dioxobutan-2-aminium 4-methylbenzenesulfonate D-Asptic acid dibenzyl ester p-tosylate D-ASPTIC ACID-BIS(PHENYLMETHYL) ESTER 4-METHYLBENZENESULFONATE DIBENZYL D-ASPTATE-P-TOLUENE SULFONATE SALT MFCD00035102 D-ASPDB TSOH D-ASPTIC ACID DIBENZYL ESTER 4-TOLUENESULFONATE SALT (D)-Asp-(OBn)2p-TsOH h-d-asp(obzl)-obzl ptsa D-ASPTIC ACID(OBZL)-OBZL P-TOSYLATE //BP D-Aspartic acid, bis(phenylmethyl) ester, 4-methylbenzenesulfonate (1:1) Dibenzyl D-aspartate 4-methylbenzenesulfonate (1:1) H-Asp(OBzl)-OBzl inverted exclamation mark currencyTosOH H-D-ASP(OBZL)-OBZL TOS D-Asp(OBzl)-OBzl·TosOH DIBENZYL D-ASPTATE P-TOLUENESULFONATE D-ASPTIC ACID A,B-DIBENZYL ESTER-P-TOSYLATE D-ASPTIC ACID DIBENZYL ESTER P-TOLUENESULFONATE Dibenzyl L-asptate 4-Methylbenzenesulfonate D-Aspartic acid dibenzyl ester-p-toluenesulfonate d-aspartic acid dibenzyl ester tosylate (2R)-1,4-bis(benzyloxy)-1,4-dioxobutan-2-aminium 4-methylben H-D-Asp(OBzl)-OBzl.TosOH

Boiling Point	455.3ºC at 760 mmHg
Melting Point	155-158 °C
Molecular Formula	C₂₅H₂₇NO₇S
Molecular Weight	485.549
Flash Point	180.5ºC
Exact Mass	485.150818
PSA	141.37000
LogP	5.21340
Storage condition	Store at RT.

Hazard Codes	Xi
HS Code	2923900090

Precursor 3
1783-96-6 104-15-4 100-51-6
DownStream 0

HS Code	2923900090
Summary	2923900090 other quaternary ammonium salts and hydroxides。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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