![CAS 1873-77-4 Tris(trimethylsilyl)silane [Reducing Reagent] molecular structure](https://starshinechemical.com/wp-content/uploads/2022/03/t1463-jpgcontextbwfzdgvyfhjvb3r8mzgyntf8aw1hz2uvanblz3xomdevagq3lzg5mzi0nzc0mzu5mzqvvde0njmuanbnfdnjnwewymfkytk4yjgxmmy5mzblyjuzzdbjndi0ntvkzjy5nmjhyza1nmewotkxode1ymyzmtizzji2n2fingq.jpeg)
CAS RN: 1873-77-4
Tris(trimethylsilyl)silane [Reducing Reagent]
Product Availability
Choose a grade to view its available package options.
9 package records9 with current stock2 grade groups
| Batch No. | Package | Availability | Warehouse | Inquiry |
|---|---|---|---|---|
| Batchno.20250127 | 100g | In stock | Shanghai, Tianjin | Inquiry |
| Batchno.20251007 | 1g | In stock | Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu | Inquiry |
| Batchno.20260217 | 250mg | In stock | Shanghai, Shenzhen, Tianjin | Inquiry |
| Batchno.20250602 | 25g | In stock | Shenzhen, Tianjin, Wuhan | Inquiry |
| Batchno.20251214 | 500g | In stock | Shanghai | Inquiry |
| Batchno.20260107 | 5g | In stock | Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu | Inquiry |
- Product code: SSC-087067
Verified Factory Data
Supply Overview & Packaging Options
Packaging options, recorded purity, stock quantity and ship-from location below are generated from the current factory data table for this CAS.
- Pack sizes on record: 1g, 5g, 10g, 25g, 100g
- Available purity: >95%
- Inventory rows with stock: 5
- Bulk packaging: confirmed by inquiry
Available Pack Sizes & Stock
Specific stock quantities are shown below. Price is not displayed online and is confirmed by inquiry.
1873-77-4 / bis(trimethylsilyl)silyl-trimethylsilane
Basic Information
CAS
1873-77-4
Multi CAS
No
Molecular Formula
C9H28Si4
Molecular Weight
248.660000
Exact Mass
248.126807
SMILES
C[Si](C)(C)[SiH]([Si](C)(C)C)[Si](C)(C)C
InChI
InChI=1S/C9H28Si4/c1-11(2,3)10(12(4,5)6)13(7,8)9/h10H,1-9H3
InChIKey
SQMFULTZZQBFBM-UHFFFAOYSA-N
Computed Properties
Structural Parameters
Heavy atom count
13
Fraction Csp3
1
Rotatable bonds
3
Molar refractivity
77.19
TPSA
0.0000
LogP / Solubility
WLOGP
3.46
MLOGP
3.05
XLogP3
3.46
Consensus LogP
3.32
Log S (ESOL)
-3.37
Class (ESOL)
Poorly soluble
Log S (Ali)
-4.1
Class (Ali)
Slightly soluble
Log S (SILICOS-IT)
-4.51
Class (SILICOS-IT)
Slightly soluble
ADME
GI absorption
High
BBB permeant
Yes
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-1.78
Drug-likeness / Medicinal Chemistry
Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
Yes
Bioavailability score
0.55
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
1.5
Safety & Transport
Pictogram(s)
Flammable
Irritant
Signal
Warning
GHS Hazard Statements
H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]
H315 (98%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (98%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
H335 (95.9%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
Precautionary Statement Codes
P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P271, P280, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501
Applications of CAS 1873-77-4
This compound is commonly used in metal and coordination compound chemistry, laboratory reagent and synthesis applications, general chemistry research and laboratory applications. Starshine Chemical supplies CAS 1873-77-4 for R&D and pilot-scale use, with flexible pack sizes and purity grades available.
Physical & Chemical Properties
| IUPAC Name | bis(trimethylsilyl)silyl-trimethylsilane |
Safety Information (GHS)
Pictogram(s): GHS02, GHS07. Signal word: Warning.
- H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]
- H315 (98%): Causes skin irritation [Warning Skin corrosion/irritation]
- H319 (98%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
- H335 (95.9%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
Precautionary statements: P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P271, P280, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501 (click each P-code to see the statement)
Request the SDS (Safety Data Sheet) for full hazard and safety documentation.
Storage & Handling
Storage: Store under inert gas. Avoid: Light Sensitive,Air Sensitive,Moisture Sensitive. For detailed hazard, storage and transport information, request the SDS (Safety Data Sheet) with your inquiry.
Quotation & Packaging
Prices are confirmed by inquiry. Request a quote for current pricing, minimum order quantity (MOQ) and lead time. The pack sizes listed on this page are reference options; custom pack sizes and bulk quantities are available on request.
Quality & Compliance
Specifications and purity shown on this page are based on batch records. A Certificate of Analysis (COA) is available on request. For research and further manufacturing use only — not for direct human or therapeutic use.
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