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Grignard & Organometallic Reagents

Magnesium bis(hexamethyldisilazide), 97%

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Magnesium bis(hexamethyldisilazide), 97% (CAS 857367-60-3) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery.

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Magnesium bis(hexamethyldisilazide), 97% chemical structure
CAS number857367-60-3
FormulaC12H36MgN2Si4
Molar mass345.07 g/mol
Physical formCrystalline
HS code29420090
Purity97%
InChIKeyWYPTZCBYSQFOQS-UHFFFAOYSA-N
IUPAC namemagnesium bis(bis(trimethylsilyl)azanide)

About Magnesium bis(hexamethyldisilazide), 97%

Magnesium bis(hexamethyldisilazide), 97% is part of the Zemixal grignard & Organometallic Reagents range. Key data (97%): CAS 857367-60-3, formula C12H36MgN2Si4 and molar mass 345.07 g/mol. Expect white to yellow powder or crystals.

Where it is used

  • Carbon–carbon bond formation
  • Grignard & organometallic chemistry
  • Organic synthesis
  • Catalysis

Storage and safety notes

Reported physical data: melting point 121-124 °C. It carries the GHS signal word Danger (H228, H302, H314 and H332), so wear gloves and eye protection and work with good ventilation.

Order it in 5 g and 25 g packs or ask for a bulk quotation. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Carbon–carbon bond formation
  • Grignard & organometallic chemistry
  • Organic synthesis
  • Catalysis

Applications

Research Labs and Universities

Specifications and identifiers

Specifications of Magnesium bis(hexamethyldisilazide), 97%
Product nameMagnesium bis(hexamethyldisilazide), 97%
Catalogue numberZX-001215
CAS number857367-60-3
IUPAC namemagnesium bis(bis(trimethylsilyl)azanide)
Molecular formulaC12H36MgN2Si4
Molar mass345.07 g/mol
Exact mass344.1806
Purity / assay97%
Physical formCrystalline
AppearanceWhite to yellow powder or crystals
Melting point121-124 °C
H-bond donors / acceptors0 / 2
Topological polar surface area2 Ų
HS code29420090
InChIKeyWYPTZCBYSQFOQS-UHFFFAOYSA-N
SMILESC[Si](C)(C)[N-][Si](C)(C)C.C[Si](C)(C)[N-][Si](C)(C)C.[Mg+2]
PubChem CID15977765
SynonymsBis(hexamethyldisilazido)magnesium, Mg(HMDS)2, Magnesium bis[trimethyl-N-(trimethylsilyl)silanaminide]

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS02 Flammable
Flammable
GHS05 Corrosive
Corrosive
GHS07 Irritant or harmful
Irritant or harmful

Signal word Danger

  • H228Flammable solid
  • H302Harmful if swallowed
  • H314Causes severe skin burns and eye damage
  • H332Harmful if inhaled

Precautionary statements P210, P240, P241, P260, P261, P264, P270, P271, P280, P301 + P317, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P321, P330, P363, P370 + P378, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Magnesium bis(hexamethyldisilazide), 97%
5 gQuoted on request
25 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Magnesium bis(hexamethyldisilazide), 97%

Which CAS number identifies Magnesium bis(hexamethyldisilazide), 97%?
Magnesium bis(hexamethyldisilazide), 97% is registered under CAS 857367-60-3. You may also see it listed as Bis(hexamethyldisilazido)magnesium, Mg(HMDS)2, Magnesium bis[trimethyl-N-(trimethylsilyl)silanaminide]. Our catalogue number for this item is ZX-001215.
What are the formula and molar mass of Magnesium bis(hexamethyldisilazide), 97%?
For Magnesium bis(hexamethyldisilazide), 97%, its formula is C12H36MgN2Si4 and its molar mass is 345.07 g/mol. The systematic (IUPAC) name is magnesium bis(bis(trimethylsilyl)azanide). InChIKey WYPTZCBYSQFOQS-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Magnesium bis(hexamethyldisilazide), 97%?
This listing is 97% purity. Standard packs are 5 g, 25 g. Larger quantities and custom packing can be quoted on request.
Which documents come with Magnesium bis(hexamethyldisilazide), 97%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Magnesium bis(hexamethyldisilazide), 97% to my country?
Yes. Because Magnesium bis(hexamethyldisilazide), 97% is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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