Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Hexamethylphosphorous triamide
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Hexamethylphosphorous triamide
Price: ￥478.0/25g ￥128.0/5g
Purity: 98.0%
Stocking Period: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Hexamethylphosphorous triamide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

1608-26-0

1608-26-0 structure

1608-26-0 structure

Name: Hexamethylphosphorous triamide
Chemical Name: Hexamethylphosphorous triamide
CAS Number: 1608-26-0
Molecular Formula: C₆H₁₈N₃P
Molecular Weight: 163.201
Catalog: Organic raw materials Organic phosphine compound
Create Date: 2018-03-09 08:00:00
Modify Date: 2025-09-03 23:59:20

Name	Hexamethylphosphorous triamide
Synonyms	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

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

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

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

Precursor 7
3348-44-5 124-40-3 2083-91-2 20727-59-7
5574-93-6 53617-91-7 683-85-2
DownStream 10
35520-41-3 84673-27-8 598-94-7 5577-13-9
3348-44-5 683-85-2 5830-30-8 1459-20-7
15205-57-9 14274-42-1

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%

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