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

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Diethyl Cyanophosphonate
Price: ￥438.0/5g ￥2288.0/25g
Purity: 90.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

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

2942-58-7

2942-58-7 structure

2942-58-7 structure

Name: Diethyl Cyanophosphonate
Chemical Name: diethoxyphosphorylformonitrile
CAS Number: 2942-58-7
Molecular Formula: C₅H₁₀NO₃P
Molecular Weight: 163.112
Catalog: Chemical reagent Organic reagent Phosphine ligand
Create Date: 2018-08-09 11:10:34
Modify Date: 2025-08-21 11:32:07

Name	diethoxyphosphorylformonitrile
Synonyms	diethylphosphoric cyanide Diethyl cyanophosphosphonate Cyanophosphonic Acid Diethyl Ester Diethylcyanophosphonate Diethylcyanophosphate diethoxyphosphoryl cyanide Diethyl phosphorocyanidate Diethyl phosphoryl cyanide MFCD00010256 Diethyl cyanidophosphate Diethylphosphorocyanidate Phosphorocyanidic acid,diethyl ester EINECS 220-936-5 Phosphorocyanidic acid, diethyl ester Diethyl Cyanophosphonate DEPC,Diethyl phosphoryl cyanide

Density	1.2±0.1 g/cm3
Boiling Point	214.2±9.0 °C at 760 mmHg
Molecular Formula	C₅H₁₀NO₃P
Molecular Weight	163.112
Flash Point	80.6±0.0 °C
Exact Mass	163.039825
PSA	69.13000
LogP	0.04
Vapour Pressure	0.2±0.4 mmHg at 25°C
Index of Refraction	1.416
Storage condition	2-8°C
Water Solubility	DECOMPOSES

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TD2500000

CHEMICAL NAME :: Phosphorocyanidic acid, O,O-diethyl ester

CAS REGISTRY NUMBER :: 2942-58-7

BEILSTEIN REFERENCE NO. :: 1768938

LAST UPDATED :: 199612

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C5-H10-N-O3-P

MOLECULAR WEIGHT :: 163.13

WISWESSER LINE NOTATION :: NCPO&O2&O2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1400 ug/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: PAREAQ Pharmacological Reviews. (Williams & Wilkins, 428 E. Preston St., Baltimore, MD 21202) V.1- 1949- Volume(issue)/page/year: 11,636,1959

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 25 mg/kg

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - other changes

REFERENCE :: JCSOA9 Journal of the Chemical Society. (London, UK) 1926-65. For publisher information, see JCPRB4. Volume(issue)/page/year: -,699,1948

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 4 mg/kg

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - other changes

REFERENCE :: JCSOA9 Journal of the Chemical Society. (London, UK) 1926-65. For publisher information, see JCPRB4. Volume(issue)/page/year: -,699,1948 *** REVIEWS *** TOXICOLOGY REVIEW CHREAY Chemical Reviews. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) V.1- 1924- Volume(issue)/page/year: 48,225,1951

Symbol	GHS05, GHS06
Signal Word	Danger
Hazard Statements	H300 + H310 + H330-H314
Supplemental HS	Contact with acids liberates very toxic gas.
Precautionary Statements	P260-P264-P280-P284-P301 + P310-P302 + P350
Personal Protective Equipment	Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	T+:Verytoxic;C:Corrosive;
Risk Phrases	R26/27/28;R32;R34
Safety Phrases	S26-S36-S45-S50A-S36/37/39-S28A
RIDADR	UN 2922 8/PG 2
WGK Germany	3
RTECS	TD2500000
Packaging Group	II
Hazard Class	8
HS Code	2931900090

Precursor 9
143-33-9 814-49-3 151-50-8 762-04-9
74-90-8 2757-23-5 33326-12-4 506-68-3
122-52-1
DownStream 9
4295-99-2 4552-43-6 2046-18-6 767-00-0
78-40-0 87174-55-8 87174-57-0 87174-58-1
26218-72-4

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

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