Silicon carbide - ≥99.9% metals basis, 600-800nm , CAS No.409-21-2

CAS: 409-21-2 Cat. No.: S121696 Formula: SiC Molecular Weight: 40.09 EC Number: 206-991-8 PubChem CID: 9863
AVAILABLE TO ORDER
GRADE & PURITY ≥99.9% metals basis 600-800nm
Synonyms
EINECS 206-991-8 | Silicon Carbide Micronwhisker | StarCeram? S, Silicon Carbide, (rtp), Grade CQ (Kyocera) | UA 4 | Betarundum | UA 2 | SC 9 (Carbide) | Siliziumkarbid | UF 15 | Silicon Carbide Micron Powder | Tokawhisker | YE 5626 | Betarundum ultrafine
Storage
Room temperature
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
5g
S121696-5g
—
1 In stock
€8.59
25g
S121696-25g
—
2 In stock
€28.55
100g
S121696-100g
—
3 In stock
€71.94
500g
S121696-500g
1 In stock
1 In stock
€229.00
Enter a quantity for the sizes you want to add.
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Why this grade

≥99.9% metals basis, 600-800nm for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 222 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
EINECS 206-991-8 | Silicon Carbide Micronwhisker | StarCeram? S, Silicon Carbide, (rtp), Grade CQ (Kyocera) | UA 4 | Betarundum | UA 2 | SC 9 (Carbide) | Siliziumkarbid | UF 15 | Silicon Carbide Micron Powder | Tokawhisker | YE 5626 | Betarundum ultrafine
Specifications & Purity
≥99.9% metals basis, 600-800nm
Storage
Room temperature
Shipped In
Normal
Purity
≥99.9% metals basis
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/508815572
Canonical Smiles
[C-]#[Si+]
IUPAC Name
methanidylidynesilanylium
InChIKey
HBMJWWWQQXIZIP-UHFFFAOYSA-N
INCHI
1S/CSi/c1-2
Isomeric SMILES
[C-]#[Si+]
WGK Germany
3
RTECS
VW0450000
PubChem CID
9863
Molecular Weight
40.09

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomInorganic compounds
SuperclassMixed metal/non-metal compounds
ClassMiscellaneous mixed metal/non-metals
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentMiscellaneous mixed metal/non-metals
Alternative Parents Carbides  
Molecular FrameworkNot available
Substituents Carbide - Miscellaneous mixed metal/non-metal
DescriptionThis compound belongs to the class of inorganic compounds known as miscellaneous mixed metal/non-metals. These are inorganic compounds containing non-metal as well as metal atoms but not belonging to afore mentioned classes.
External Descriptors organosilicon compound
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

15 results found

Lot NumberCertificate TypeDateItem
A2206893Certificate of AnalysisOct 13, 2025 S121696
A2206896Certificate of AnalysisOct 13, 2025 S121696
I2104299Certificate of AnalysisJun 09, 2025 S121696
B2510620Certificate of AnalysisJan 09, 2025 S121696
B2510621Certificate of AnalysisJan 09, 2025 S121696
B2510622Certificate of AnalysisJan 09, 2025 S121696
B2510623Certificate of AnalysisJan 09, 2025 S121696
B2510624Certificate of AnalysisJan 09, 2025 S121696
B2510625Certificate of AnalysisJan 09, 2025 S121696
F2605140Certificate of AnalysisJan 09, 2025 S121696
G2603028Certificate of AnalysisJan 09, 2025 S121696
A2621113Certificate of AnalysisJun 22, 2024 S121696
E2516694Certificate of AnalysisJun 22, 2024 S121696
E2516695Certificate of AnalysisJun 22, 2024 S121696
I1925047Certificate of AnalysisJul 11, 2023 S121696
Chemical and Physical Properties
SolubilitySoluble in fused potassium hydroxide, and molten iron. Insoluble in water (0.01 mg/ml), alcohol, and acid.
SensitivityMoisture sensitive.
Refractive Index2.654
Melt Point(°C)2700°C
Molecular Weight40.096 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass39.9769 Da
Monoisotopic Mass39.9769 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count2
Formal Charge0
Complexity10.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Documents & Articles
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

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