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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 88099Generated: October 23, 2026

2-Ethoxynaphthalene-1-carbaldehyde

AURORA 10833 · AKOS BBS-00008219 · TIMTEC-BB SBB005569 · OTAVA-BB BB7014792364 · 2-Ethoxynaphthaldehyde · Pardoprunox Impurity 20 · 2-Ethoxy-1-naphtaldehyde · 2-Ethoxy-1-naphthaldehyde

https://huagongshe.com/en/chemical/88099

2-Ethoxynaphthalene-1-carbaldehyde molecular structure

Identifiers & Physical Properties

CAS No.19523-57-0
Molecular formulaC13H12O2
Average molar mass200.23 g/mol
Monoisotopic mass200.08372962 g/mol
SMILESCCOc1ccc2ccccc2c1C=O
InChIKeyIMNKQTWVJHODOS-UHFFFAOYSA-N
PubChem CID88099
EC No.243-126-3
DTXSIDDTXSID4075164

Chemical & Physical Properties

XLogP3
Topological polar surface area26.3
Hydrogen bond donors0
Hydrogen bond acceptors2
Rotatable bonds3
Heavy atoms15
Formal charge0
Complexity215
Melting point109-113 °C
Boiling point297.96°C (rough estimate)
Density1.0907 (rough estimate)
Refractive index1.6110 (estimate)
SolubilityDCM
Physical stateYellow Crystal
ColorWhite to Light red to Green
SensitivityAir Sensitive
BRN1073578
CAS DataBase Reference19523-57-0(CAS DataBase Reference)
EPA Substance Registry System1-Naphthalenecarboxaldehyde, 2-ethoxy- (19523-57-0)
GHS pictogramGHS05,GHS07
Signal wordDanger
GHS hazard statementsH318-H319
GHS precautionary statementsP264-P280i-P305+P351+P338-P337+P313-P280-P305+P351+P338+P310
Hazard symbolsXi
Safety statements (S)24/25
Customs code2912.49.2600
Hazard classIRRITANT

Safety & Regulations

GHS classificationDangerH318 (100%): Causes serious eye damage [Danger Serious eye damage/eye irritation]P264+P265, P280, P305+P354+P338, and P317 (click each P-code to see the statement)Aggregated GHS information provided per 41 reports by companies from 1 notifications to the ECHA C&L Inventory.
Hazard Classes and CategoriesEye Dam. 1 (100%)
Customs code2912.49.2600
Signal wordDanger
GHS pictogramGHS05,GHS07
Hazard symbolsXi
Safety statements (S)24/25
Hazard classIRRITANT
GHS hazard statementsH318-H319
GHS precautionary statementsP264-P280i-P305+P351+P338-P337+P313-P280-P305+P351+P338+P310

Applications & Uses

Uses

2-Ethoxynaphthaldehyde is used in the synthesis of various antistaphylococcic penicillins.