Hexamethyldisilazane
SIAL/86944 - produced by Wacker Chemie AG, Burghausen, Germany, ≥97.0% (GC)
Synonym: Silazane HMN; HMDS
CAS Number: 999-97-3
Empirical Formula (Hill Notation): C6H19NSi2
Molecular Weight: 161.39
EC Number: 213-668-5
MDL Number: MFCD00008259
Linear Formula: (CH3)3SiNHSi(CH3)3
Product Type: Chemical
| assay | ≥97.0% (GC) |
| bp | 125 °C (lit.) |
| form | liquid |
| grade | produced by Wacker Chemie AG, Burghausen, Germany |
| InChI | 1S/C6H19NSi2/c1-8(2,3)7-9 |
| InChI key | FFUAGWLWBBFQJT-UHFFFAOYSA |
| Quality Level | 200  |
| refractive index | n |
| SMILES string | C[Si](C)(C)N[Si](C)(C)C |
| Application: | It has been used as a • modifier to control the shape, formation of agglomerates,surface area and pore size of silica particles. • precursor for the depositing of SiNx on diamond like carbon films. • protective hydrophobic coating for nanoparticles. |
| General description: | Hexamethyldisilazane (HDMS) is a bulk organo silicon compound.It finds major application as a silanizing agent, silylation with HMDS is carried out in the presence of an acid catalyst.The hydrophobic nature of HDMS coatings on various nanoparticles renders them resistant to water contamination and flocculation′s, during synthesis. |
| Other Notes: | prices for bulk quantities on request |
| Symbol |    GHS02,GHS05,GHS06 |
| Signal word | Danger |
| Hazard statements | H225 - H302 + H332 - H311 - H314 - H412 |
| Precautionary statements | P210 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 |
| Hazard Codes | F,C |
| Risk Statements | 11-20/21/22-52/53 |
| Safety Statements | 36/37-61 |
| RIDADR | UN 1992 6.1(3) / PGII |
| WGK Germany | WGK 2 |
| Flash Point(F) | 52.5 °F - closed cup |
| Flash Point(C) | 11.4 °C - closed cup |
| Purity | ≥97.0% (GC) |
| bp | 125 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352103 |