(2R-trans)-2-[3,4-bis(phenylmethoxy)phenyl]-3,4-dihydro-5,7-bis(phenylmethoxy)-2H-1-benzopyran-3-ol

Modify Date: 2025-08-26 05:19:05

(2R-trans)-2-[3,4-bis(phenylmethoxy)phenyl]-3,4-dihydro-5,7-bis(phenylmethoxy)-2H-1-benzopyran-3-ol structure	Common Name	(2R-trans)-2-[3,4-bis(phenylmethoxy)phenyl]-3,4-dihydro-5,7-bis(phenylmethoxy)-2H-1-benzopyran-3-ol
	CAS Number	20728-73-8	Molecular Weight	650.75800
	Density	1.234g/cm3	Boiling Point	813.8ºC at 760mmHg
	Molecular Formula	C₄₃H₃₈O₆	Melting Point	N/A
	MSDS	N/A	Flash Point	445.9ºC

Name	(2R,3S)-2-[3,4-bis(phenylmethoxy)phenyl]-5,7-bis(phenylmethoxy)-3,4-dihydro-2H-chromen-3-ol
Synonym	More Synonyms

Density	1.234g/cm3
Boiling Point	813.8ºC at 760mmHg
Molecular Formula	C₄₃H₃₈O₆
Molecular Weight	650.75800
Flash Point	445.9ºC
Exact Mass	650.26700
PSA	66.38000
LogP	9.03970
Vapour Pressure	0mmHg at 25°C
Index of Refraction	1.643

HS Code	2932999099

Precursor 9
CAS#:100-44-7 Benzyl chloride CAS#:154-23-4 Catechin CAS#:732298-11-2 (+)-(1S,2S)-3-[... CAS#:100-39-0 Benzyl bromide
CAS#:87292-54-4 (2R)-2-[3,4-bis... CAS#:16198-01-9 Catechin pentaa... CAS#:5447-02-9 3,4-dibenzyloxy... CAS#:203571-40-8 ethyl 3-[3,4-bi...
CAS#:362632-29-9 (E)-3-(3,4-bis(...
DownStream 7
CAS#:29106-49-8 ProcyanidinB2 CAS#:154-23-4 Catechin CAS#:1257-08-5 (-)-Epicatechin... CAS#:20315-25-7 Procyanidin B1
CAS#:29838-67-3 Astilbin CAS#:23567-23-9 Procyanidin B3 CAS#:29106-51-2 Procyanidol B4

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

EINECS 243-993-8

5,7,3',4'-Tetra-O-benzylcatechin

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