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CARBONIC ACID TERT-BUTYL 2,4,5-TRICHLOROPHENYL ESTER

CAS No.
16965-08-5
Chemical Name:
CARBONIC ACID TERT-BUTYL 2,4,5-TRICHLOROPHENYL ESTER
Synonyms
Einecs 241-039-5;TIMTEC-BB SBB005395;Carbonicacidbutyltrichlorophenylester;t-Butyl 2,4,5-trichlorophenyl carbonate;TERT-BUTYL 2,4,5-TRICHLOROPHENYL CARBONATE;iterti-Butyl2,4,5-TrichlorophenylCarbonate;1-(TERT-BUTOXYCARBONYLOXY)-2,4,5-TRICHLOROBENZENE;CARBONIC ACID TERT-BUTYL 2,4,5-TRICHLOROPHENYL ESTER;carbonicacid,1,1-dimethylethyl2,4,5-trichlorophenylester;CARBONIC ACID TERT-BUTYL ESTER 2,4,5-TRICHLORO-PHENYL ESTER
CBNumber:
CB2234069
Molecular Formula:
C11H11Cl3O3
Molecular Weight:
297.56
MDL Number:
MFCD00000550
MOL File:
16965-08-5.mol
MSDS File:
SDS
Last updated:2025-12-31 14:38:37
Product description Number Pack Size Price
tert-Butyl 2,4,5-Trichlorophenyl Carbonate Asreported 267062 2g $322
tert-Butyl 2,4,5-Trichlorophenyl Carbonate Asreported 267062 5g $466
tert-Butyl 2,4,5-Trichlorophenyl Carbonate Asreported 267062 10g $639
tert-Butyl 2,4,5-Trichlorophenyl Carbonate Asreported 267062 25g $961
tert-Butyl 2,4,5-Trichlorophenyl Carbonate Asreported 267062 50g $1383

CARBONIC ACID TERT-BUTYL 2,4,5-TRICHLOROPHENYL ESTER Properties

Melting point 66-68 °C(lit.)
Boiling point 354.8±42.0 °C(Predicted)
Density 1.359
storage temp. 2-8°C
FDA UNII H3JB4NV3SV
EPA Substance Registry System Carbonic acid, 1,1-dimethylethyl 2,4,5-trichlorophenyl ester (16965-08-5)

SAFETY

Risk and Safety Statements

WGK Germany  3
TSCA  TSCA listed

CARBONIC ACID TERT-BUTYL 2,4,5-TRICHLOROPHENYL ESTER price More Price(17)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Usbiological 267062 tert-Butyl 2,4,5-Trichlorophenyl Carbonate Asreported 16965-08-5 2g $322 2026-06-03 Buy
Usbiological 267062 tert-Butyl 2,4,5-Trichlorophenyl Carbonate Asreported 16965-08-5 5g $466 2026-06-03 Buy
Usbiological 267062 tert-Butyl 2,4,5-Trichlorophenyl Carbonate Asreported 16965-08-5 10g $639 2026-06-03 Buy
Usbiological 267062 tert-Butyl 2,4,5-Trichlorophenyl Carbonate Asreported 16965-08-5 25g $961 2026-06-03 Buy
Usbiological 267062 tert-Butyl 2,4,5-Trichlorophenyl Carbonate Asreported 16965-08-5 50g $1383 2026-06-03 Buy
Product number Packaging Price Buy
267062 2g $322 Buy
267062 5g $466 Buy
267062 10g $639 Buy
267062 25g $961 Buy
267062 50g $1383 Buy

CARBONIC ACID TERT-BUTYL 2,4,5-TRICHLOROPHENYL ESTER Chemical Properties,Uses,Production

Uses

Used as reagent for the Boc protection of amino groups; preparation of active esters for peptide synthesis

Synthesis

tert-Butyl 2,4,5-Trichlorophenyl Carbonate is prepared by the reaction between 2,4,5-trichlorophenol and Phosgene in toluene at -10 °C in the  presence of dimethylaniline gives 2,4,5-trichlorophenyl chloroformate. Treatment with t-butanol and  quinoline in CH2Cl2 then affords t-butyl 2,4,5-trichlorophenyl carbonate.

Purification Methods

Crystallise the carbonate from a mixture of MeOH (90mL) and water (6mL) using charcoal [Broadbent et al. J Chem Soc (C) 2632 1967, Fieser & Fieser Reagents for Organic Synthesis 2 55 1969].

CARBONIC ACID TERT-BUTYL 2,4,5-TRICHLOROPHENYL ESTER Preparation Products And Raw materials

CARBONIC ACID TERT-BUTYL 2,4,5-TRICHLOROPHENYL ESTER Suppliers

Global( 38)Suppliers
Supplier Tel Email Country ProdList Advantage
Alchem Pharmtech,Inc.
8485655694 sales@alchempharmtech.com United States 63645 58
CONIER CHEM AND PHARMA LIMITED
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Hefei TNJ Chemical Industry Co.,Ltd.
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Dayang Chem (Hangzhou) Co.,Ltd.
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PT CHEM GROUP LIMITED
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GIHI CHEMICALS CO.,LIMITED
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Amadis Chemical Company Limited
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J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
1-(TERT-BUTOXYCARBONYLOXY)-2,4,5-TRICHLOROBENZENE Carbonic acid, 1,1-dimethylethyl 2,4,5-trichlorophenyl ester carbonicacid,1,1-dimethylethyl2,4,5-trichlorophenylester t-Butyl 2,4,5-trichlorophenyl carbonate TIMTEC-BB SBB005395 TERT-BUTYL 2,4,5-TRICHLOROPHENYL CARBONATE CARBONIC ACID TERT-BUTYL 2,4,5-TRICHLOROPHENYL ESTER Einecs 241-039-5 Carbonicacidbutyltrichlorophenylester CARBONIC ACID TERT-BUTYL ESTER 2,4,5-TRICHLORO-PHENYL ESTER 1-(tert-Butoxycarbonyloxy)-2,4,5-trichlorobenzene Carbonic Acid tert-Butyl 2,4,5-Trichlorophenyl Ester iterti-Butyl2,4,5-TrichlorophenylCarbonate 16965-08-5 CH33COCO2C6H2Cl3 Organic Building Blocks Protective Reagents (Peptide Synthesis) Protection & Derivatization Reagents (for Synthesis) Condensation & Active Esterification Peptide Synthesis Building Blocks Carbonyl Compounds Carbonates Biochemistry Condensation & Active Esterification Peptide Synthesis Protection & Derivatization Reagents (for Synthesis) Protective Reagents (Peptide Synthesis) Synthetic Organic Chemistry Carbonates Carbonyl Compounds Organic Building Blocks Building Blocks Carbonyl Compounds Chemical Synthesis Organic Building Blocks