Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 7,7,9-TRIMETHYL-1,3-DIAZA-SPIRO[4.5]DECANE-2,4-DIONE
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

DC Chemicals Limited
China
Product Name: Hc102a
Price: ￥Inquiry/100mg ￥Inquiry/250mg ￥Inquiry/1g
Purity: 98.0%
Stocking Period: 10 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 7,7,9-TRIMETHYL-1,3-DIAZA-SPIRO[4.5]DECANE-2,4-DIONE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

91216-38-5

91216-38-5 structure

91216-38-5 structure

Name: 7,7,9-TRIMETHYL-1,3-DIAZA-SPIRO[4.5]DECANE-2,4-DIONE
Chemical Name: 7,7,9-trimethyl-1,3-diazaspiro[4.5]decane-2,4-dione
CAS Number: 91216-38-5
Molecular Formula: C₁₁H₁₈N₂O₂
Molecular Weight: 210.27300
Create Date: 2018-12-26 11:34:11
Modify Date: 2025-09-24 18:26:04

Name	7,7,9-trimethyl-1,3-diazaspiro[4.5]decane-2,4-dione
Synonyms	T0512-0171 (+-)-7,7,9c-trimethyl-(5rN1)-1,3-diaza-spiro[4.5]decane-2,4-dione HMS1724P22 (+-)-7,7,9c-Trimethyl-(5rN1)-1,3-diaza-spiro[4.5]decan-2,4-dion 7,7,9-Trimethyl-1,3-diaza-spiro[4.5]decane-2,4-dione

Density	1.14g/cm3
Molecular Formula	C₁₁H₁₈N₂O₂
Molecular Weight	210.27300
Exact Mass	210.13700
PSA	65.18000
LogP	1.32670
Index of Refraction	1.525

HS Code	2933990090

151-50-8 structure

151-50-8

~%

91216-38-5 structure

91216-38-5

Literature: Tiffeneau; Tchoubar; Saiaslambert Bulletin de la Societe Chimique de France, 1947 , p. 445,448 Full Text Show Details Brimelow et al. Journal of the Chemical Society, 1962 , p. 2789,2793

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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