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Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,4-DIAZA-8-SILASPIRO(5.5)UNDECANE-1,5-DIONE, 8,8-DIMETHYL-3-THIO-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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52-42-6

52-42-6 structure

52-42-6 structure

Name: 2,4-DIAZA-8-SILASPIRO(5.5)UNDECANE-1,5-DIONE, 8,8-DIMETHYL-3-THIO-
Chemical Name: 8,8-dimethyl-3-sulfanylidene-2,4-diaza-8-silaspiro[5.5]undecane-1,5-dione
CAS Number: 52-42-6
Molecular Formula: C₁₀H₁₆N₂O₂SSi
Molecular Weight: 256.39700
Create Date: 2016-02-17 04:39:06
Modify Date: 2025-09-18 20:30:12

Name	8,8-dimethyl-3-sulfanylidene-2,4-diaza-8-silaspiro[5.5]undecane-1,5-dione
Synonyms	2,5-dione,8,8-dimethyl-3-thio 2,5-dione,8,8-dimethyl-3-thioxo 2,4-Diaza-8,8-dimethyl-3-thio-8-silaspiro(5.5)undecane-1,5-dione 2,4-DIAZA-8-SILASPIRO(5.5)UNDECANE-1,5-DIONE,8,8-DIMETHYL-3-THIO

Density	1.23g/cm3
Molecular Formula	C₁₀H₁₆N₂O₂SSi
Molecular Weight	256.39700
Exact Mass	256.07000
PSA	90.29000
LogP	1.66350
Index of Refraction	1.566

CHEMICAL IDENTIFICATION

RTECS NUMBER :: HM2385000

CHEMICAL NAME :: 2,4-Diaza-8-silaspiro(5.5)undecane-1,5-dione, 8,8-dimethyl-3-thio-

CAS REGISTRY NUMBER :: 52-42-6

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C10-H16-N2-O2-S-Si

MOLECULAR WEIGHT :: 256.43

WISWESSER LINE NOTATION :: T6MVXVMYJ FUS C-& CT6-SI- CXTJ A1 A1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 230 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 7,695,1964

HS Code	2931900090

18209-77-3 structure

18209-77-3

~%

52-42-6 structure

52-42-6

Literature: Fessenden,R.F. et al. Journal of Medicinal Chemistry, 1964 , vol. 7, p. 695 - 698

17356-08-0 structure

17356-08-0

18401-42-8 structure

18401-42-8

~%

52-42-6 structure

52-42-6

Literature: Fessenden,R.F. et al. Journal of Medicinal Chemistry, 1964 , vol. 7, p. 695 - 698

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

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