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107-46-0

107-46-0 structure
107-46-0 structure

Name hexamethyldisiloxane
Synonyms HMDSO
EINECS 203-492-7
CH7310
kf96l
HX 18
Hexamethyldisiloxane
Fluka AG
ls-7130
HMDO
H7310
os10
SF 0.65
MFCD00008265
Adefovir Impurity 10
Density 0.8±0.1 g/cm3
Boiling Point 100.9±8.0 °C at 760 mmHg
Melting Point −59 °C(lit.)
Molecular Formula C6H18OSi2
Molecular Weight 162.378
Flash Point -1 ºC
Exact Mass 162.089615
PSA 9.23000
LogP 4.20
Vapour density >1 (vs air)
Vapour Pressure 41.4±0.2 mmHg at 25°C
Index of Refraction 1.393
Stability Stable, but moisture sensitive. Highly flammable. Incompatible with strong acids, strong bases, oxidizing agents.
Water Solubility insoluble

CHEMICAL IDENTIFICATION

RTECS NUMBER :
JM9237000
CHEMICAL NAME :
Disiloxane, hexamethyl-
CAS REGISTRY NUMBER :
107-46-0
LAST UPDATED :
199710
DATA ITEMS CITED :
9
MOLECULAR FORMULA :
C6-H18-O-Si2
MOLECULAR WEIGHT :
162.42
WISWESSER LINE NOTATION :
1-SI-1&1&O-SI-1&1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1225,1986 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
8 mL/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex) Behavioral - somnolence (general depressed activity)
REFERENCE :
ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 12,590,1993
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
4500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
RCRVAB Russian Chemical Reviws (English Translation). Translation of USKHAB. (Royal Soc. of Chemistry, Distribution Centre, Blackhorse Rd., Letchworth, Herts SG6 1HN, UK) V.29- 1960- Volume(issue)/page/year: 38,975,1969
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
16 mL/kg
TOXIC EFFECTS :
Peripheral Nerve and Sensation - flaccid paralysis with appropriate anesthesia Behavioral - altered sleep time (including change in righting reflex) Behavioral - somnolence (general depressed activity)
REFERENCE :
ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 12,590,1993
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
50 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 30,332,1948 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X5873 No. of Facilities: 1013 (estimated) No. of Industries: 28 No. of Occupations: 23 No. of Employees: 16273 (estimated) No. of Female Employees: 986 (estimated)
Symbol GHS02 GHS09
GHS02, GHS09
Signal Word Danger
Hazard Statements H225-H410
Precautionary Statements P210-P273-P391-P403 + P235-P501
Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes F:Flammable
Risk Phrases R11
Safety Phrases S16
RIDADR UN 1993 3/PG 2
WGK Germany 3
RTECS JM9237000
Packaging Group II
Hazard Class 3
HS Code 29310095
HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%