4-(tert-Butoxycarbonyl)benzoic acid - ≥98% , CAS No.20576-82-3

CAS: 20576-82-3 Cat. No.: T191966 Molecular Weight: 222.24 EC Number: 630-291-5 PubChem CID: 2760954
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
4-(tert-Butoxycarbonyl)benzoic acid | 4-[(tert-butoxy)carbonyl]benzoic acid | SCHEMBL527251 | 1,4-Benzenedicarboxylicacid,1-(1,1-dimethylethyl)ester | PS-5977 | terephthalic acid mono tert butyl ester | 4-(t-butoxycarbonyl)benzoic acid | FT-0600869 | EN30
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
50mg
T191966-50mg
3
$9.90
250mg
T191966-250mg
3
$10.90
1g
T191966-1g
3
$27.90
5g
T191966-5g
1
$89.90
25g
T191966-25g
1
$368.90
100g
T191966-100g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$1,215.90
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
4-(tert-Butoxycarbonyl)benzoic acid | 4-[(tert-butoxy)carbonyl]benzoic acid | SCHEMBL527251 | 1, 4-Benzenedicarboxylicacid, 1-(1, 1-dimethylethyl)ester | PS-5977 | terephthalic acid mono tert butyl ester | 4-(t-butoxycarbonyl)benzoic acid | FT-0600869 | EN30
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid528759798
Canonical SmilesCC(C)(C)OC(=O)C1=CC=C(C=C1)C(=O)O
IUPAC Name4-[(2-methylpropan-2-yl)oxycarbonyl]benzoic acid
InChIKeyILBDCOLCHNVWNS-UHFFFAOYSA-N
INCHI1S/C12H14O4/c1-12(2,3)16-11(15)9-6-4-8(5-7-9)10(13)14/h4-7H,1-3H3,(H,13,14)
Isomeric SMILES CC(C)(C)OC(=O)C1=CC=C(C=C1)C(=O)O
PubChem CID 2760954
Molecular Weight 222.24

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassBenzoic acids and derivatives
Intermediate Tree Nodes Phthalic acid and derivatives - Phthalate esters
Direct Parentp-Phthalate esters
Alternative Parents P-phthalic acid and derivatives  Benzoic acid esters  Benzoic acids  Benzoyl derivatives  Dicarboxylic acids and derivatives  Carboxylic acid esters  Carboxylic acids  Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Para-phthalic acid ester - Para_phthalic_acid - Benzoate ester - Benzoic acid - Benzoyl - Dicarboxylic acid or derivatives - Carboxylic acid ester - Carboxylic acid - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as p-phthalate esters. These are ester derivatives of p-phthalic acids, which are based on a benzene 1,4-dicarboxylic acid skeleton.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

6 results found

Lot NumberCertificate TypeDateItem
K2503529Certificate of AnalysisSep 02, 2025 T191966
K2503530Certificate of AnalysisSep 02, 2025 T191966
K2503531Certificate of AnalysisSep 02, 2025 T191966
K2503532Certificate of AnalysisSep 02, 2025 T191966
K2503533Certificate of AnalysisSep 02, 2025 T191966
K2503534Certificate of AnalysisSep 02, 2025 T191966
Chemical and Physical Properties
Molecular Weight222.240 g/mol
XLogP32.300
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count4
Rotatable Bond Count4
Exact Mass222.089 Da
Monoisotopic Mass222.089 Da
Topological Polar Surface Area63.600 Ų
Heavy Atom Count16
Formal Charge0
Complexity269.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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