Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Tetrasodium (1-hydroxy-1,1-ethanediyl)bis(phosphonate)
Price:
Purity: 80.0%
Stocking Period: 10 Day
Contact: Yang

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: (1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

Henan Tianfu Chemical Co., Ltd.
China
Product Name: (1-Hydroxyethylidene)Bis-Phosphonic Acid Tetrasodium Salt
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson

3794-83-0

3794-83-0 structure

3794-83-0 structure

Name: Tetrasodium (1-hydroxy-1,1-ethanediyl)bis(phosphonate)
Chemical Name: (1-Hydroxyethylidene)Bis-Phosphonic Acid Tetrasodium Salt
CAS Number: 3794-83-0
Molecular Formula: C₂H₄Na₄O₇P₂
Molecular Weight: 293.956
Catalog: Organic raw materials Organic phosphine compound
Create Date: 2018-02-16 08:00:00
Modify Date: 2024-01-03 18:58:17

Name	(1-Hydroxyethylidene)Bis-Phosphonic Acid Tetrasodium Salt
Synonyms	Phosphonic acid, (1-hydroxyethylidene)bis-, sodium salt (1:4) Tetrasodium (1-hydroxy-1,1-ethanediyl)bis(phosphonate) tetrasodium,1,1-diphosphonatoethanol MFCD01729922 Tetrasodium (1-hydroxyethane-1,1-diyl)bis(phosphonate) EINECS 223-267-7

Boiling Point	578.8ºC at 760mmHg
Melting Point	198-199ºC
Molecular Formula	C₂H₄Na₄O₇P₂
Molecular Weight	293.956
Flash Point	303.8ºC
Exact Mass	293.902313
PSA	166.23000
LogP	0.76060

CHEMICAL IDENTIFICATION

RTECS NUMBER :: JL6475000

CHEMICAL NAME :: Diphosphonic acid, (1-hydroxyethylidene)-, tetrasodium salt

CAS REGISTRY NUMBER :: 3794-83-0

LAST UPDATED :: 199712

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C2-H4-O7-P2.4Na

MOLECULAR WEIGHT :: 293.96

WISWESSER LINE NOTATION :: QPQOYQ1OPQQ &-NA- 4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 990 mg/kg

TOXIC EFFECTS :: Kidney, Ureter, Bladder - changes in both tubules and glomeruli

REFERENCE :: TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 22,661,1972 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X1265 No. of Facilities: 685 (estimated) No. of Industries: 3 No. of Occupations: 6 No. of Employees: 5667 (estimated) No. of Female Employees: 108 (estimated)

Hazard Codes	Xi: Irritant;
Risk Phrases	R36/38
Safety Phrases	S26-S36/37/39-S36
RTECS	JL6475000