173944-51-9

173944-51-9 structure

173944-51-9 structure

Name: ethyl 3,4-dihydrospiro(1H-2-benzopyran-1,4'-piperidine)-1'-carboxylate
Chemical Name: ethyl 3,4-dihydrospiro(1H-2-benzopyran-1,4'-piperidine)-1'-carboxylate
CAS Number: 173944-51-9
Molecular Formula: C₁₆H₂₁NO₃
Molecular Weight: 275.343
Create Date: 2017-12-05 02:44:46
Modify Date: 2023-01-16 19:50:48

Name	ethyl 3,4-dihydrospiro(1H-2-benzopyran-1,4'-piperidine)-1'-carboxylate
Synonyms	Spiro[1H-2-benzopyran-1,4'-piperidine]-1'-carboxylic acid, 3,4-dihydro-, ethyl ester Spiro[isochroMan-1,4']piperidine,N-ethyl forMate Ethyl 3,4-dihydro-1'H-spiro[isochromene-1,4'-piperidine]-1'-carboxylate

Density	1.2±0.1 g/cm3
Boiling Point	412.7±45.0 °C at 760 mmHg
Molecular Formula	C₁₆H₂₁NO₃
Molecular Weight	275.343
Flash Point	203.4±28.7 °C
Exact Mass	275.152130
PSA	38.77000
LogP	2.90
Vapour Pressure	0.0±1.0 mmHg at 25°C
Index of Refraction	1.572

HS Code	2934999090

Precursor 0
DownStream 1
180160-97-8

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%