Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3,8-dioxaspiro[4.4]nonane-4,9-dione
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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4372-10-5

4372-10-5 structure

4372-10-5 structure

Name: 3,8-dioxaspiro[4.4]nonane-4,9-dione
Chemical Name: 2,7-dioxaspiro[4.4]nonane-1,6-dione
CAS Number: 4372-10-5
Molecular Formula: C₇H₈O₄
Molecular Weight: 156.13600
Create Date: 2017-05-19 02:05:15
Modify Date: 2024-02-21 18:21:55

Name	2,7-dioxaspiro[4.4]nonane-1,6-dione
Synonyms	Di-(2-hydroxyethyl)malonsaeure-dilacton 2,7-dioxaspiro<4.4>nonane-1,6-dione 3,8-dioxaspiro[4.4]nonane-4,9-dione 2,7-Dioxa-spiro<4,4>nonandion-1,6 2,7-Dioxa-spiro[4.4]nonan-1,6-dion

Density	1.36g/cm3
Boiling Point	452.5ºC at 760 mmHg
Molecular Formula	C₇H₈O₄
Molecular Weight	156.13600
Flash Point	254.1ºC
Exact Mass	156.04200
PSA	52.60000
Index of Refraction	1.507

HS Code	2932999099

54509-73-8 structure

54509-73-8

141-82-2 structure

141-82-2

~28%

4372-10-5 structure

4372-10-5

Literature: Fristad, William E.; Hershberger, Susan S. Journal of Organic Chemistry, 1985 , vol. 50, # 7 p. 1026 - 1031

105-53-3 structure

105-53-3

~%

4372-10-5 structure

4372-10-5

Literature: Packendorff Doklady Akademii Nauk SSSR, 1939 , vol. 25, p. 390 Chem.Abstr., 1940 , p. 4382

Precursor 3
54509-73-8 141-82-2 105-53-3
DownStream 0

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%