Hexamethylphosphorous triamide

Names

[ Name ]:
Hexamethylphosphorous triamide

[Synonym ]:
Hexamethylphosphorous triamide
HMPT (may contain precipitate)
Hexamethylphosphorous Triamide (may contain precipitate)
Hexamethyltriaminophosphine
Hexamethyltriamidophosphite
Phosphorous triamide, N,N,N',N',N'',N''-hexamethyl-
N,N,N',N',N'',N''-Hexamethylphosphinetriamine
(Me2N)3P HMPT
Tris(dimethylamino)phosphine
N,N,N',N',N'',N''-Hexamethylphosphorous triamide
Tris(dimethylamino)phosphine (may contain precipitate)
MFCD00008301
N-[bis(dimethylamino)phosphanyl]-N-methylmethanamine
EINECS 216-534-4

Chemical & Physical Properties

[ Density]:
0.898 g/mL at 25 °C(lit.)

[ Boiling Point ]:
160.3±9.0 °C at 760 mmHg

[ Melting Point ]:
-44 °C

[ Molecular Formula ]:
C₆H₁₈N₃P

[ Molecular Weight ]:
163.201

[ Flash Point ]:
50.8±18.7 °C

[ Exact Mass ]:
163.123840

[ PSA ]:
23.31000

[ LogP ]:
0.17

[ Vapour Pressure ]:
2.4±0.3 mmHg at 25°C

[ Index of Refraction ]:
n20/D 1.463(lit.)

[ Storage condition ]:
Store at RT.

[ Stability ]:
Stable. Highly flammable - note low flash point. Incompatible with oxidizing agents.

[ Water Solubility ]:
REACTS

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TH3390000

CHEMICAL NAME :: Phosphorous triamide, hexamethyl-

CAS REGISTRY NUMBER :: 1608-26-0

BEILSTEIN REFERENCE NO. :: 0906778

LAST UPDATED :: 199701

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C6-H18-N3-P

MOLECULAR WEIGHT :: 163.24

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Sex chromosome loss and nondisjunction

TYPE OF TEST :: Sex chromosome loss and nondisjunction

MUTATION DATA

TYPE OF TEST :: Morphological transformation

TEST SYSTEM :: Rodent - hamster Kidney

DOSE/DURATION :: 2500 ug/L

REFERENCE :: BJCAAI British Journal of Cancer. (Macmillan Press Ltd., Houndmills, Basingstoke, Hants. RG21 2XS, UK) V.1- 1947- Volume(issue)/page/year: 38,418,1978

Safety Information

[ Symbol ]:

GHS02, GHS08

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H226-H340-H350

[ Precautionary Statements ]:
P201-P308 + P313-P370 + P378-P403 + P235

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US)

[ Hazard Codes ]:
Xn:Harmful;

[ Risk Phrases ]:
R10;R36/37/38;R40

[ Safety Phrases ]:
S53-S45-S36/37/39-S26-S16

[ RIDADR ]:
UN 1993 3/PG 3

[ WGK Germany ]:
3

[ RTECS ]:
TH3390000

[ Packaging Group ]:
III

[ Hazard Class ]:
3

[ HS Code ]:
29299000

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2929909090

[ Summary ]:
2929909090 other compounds with other nitrogen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%