509-72-8

509-72-8 structure

Name: 3',6'-diaminospiro[2-benzofuran-3,9'-xanthene]-1-one
Chemical Name: 3',6'-diaminospiro[2-benzofuran-3,9'-xanthene]-1-one
CAS Number: 509-72-8
Molecular Formula: C₂₀H₁₄N₂O₃
Molecular Weight: 330.337
Create Date: 2018-02-16 08:00:00
Modify Date: 2024-01-12 11:12:32

Name	3',6'-diaminospiro[2-benzofuran-3,9'-xanthene]-1-one
Synonyms	3',6'-Fluorandiamine Fluoran,3',6'-diamino rhodamine 110 hydrochloride salt 3',6'-Diaminofluoran Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-diamino- 3',6'-Diamino-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one

Density	1.5±0.1 g/cm3
Boiling Point	620.7±55.0 °C at 760 mmHg
Molecular Formula	C₂₀H₁₄N₂O₃
Molecular Weight	330.337
Flash Point	317.6±27.8 °C
Exact Mass	330.100433
PSA	87.57000
LogP	0.95
Vapour Pressure	0.0±1.8 mmHg at 25°C
Index of Refraction	1.779

HS Code	2932999099

85-44-9

591-27-5

509-72-8

Literature: BASF Patent: DE44002 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 2, p. 68 Full Text Show Details Meyer,R.; Sundmacher Chemische Berichte, 1899 , vol. 32, p. 2123

121-47-1

509-72-8

Literature: Meyer,R.; Sundmacher Chemische Berichte, 1899 , vol. 32, p. 2123

Precursor 3
85-44-9 591-27-5 121-47-1
DownStream 1
2321-07-5

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%

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