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

Henan Tianfu Chemical Co., Ltd.
China
Product Name: Dichloromethylphenylsilane
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

149-74-6

149-74-6 structure

Name: Dichloro(methyl)phenylsilane
Chemical Name: Dichloromethylphenylsilane
CAS Number: 149-74-6
Molecular Formula: C₇H₈Cl₂Si
Molecular Weight: 191.130
Catalog: Chemical pesticide herbicide Amide herbicide
Create Date: 2018-04-21 08:00:00
Modify Date: 2026-07-08 21:29:40

Name	Dichloromethylphenylsilane
Synonyms	Dow Corning(R) product Z-1221, Methyl-phenyl-dichlorosilane dow corning product z-1221 Dichloro(methyl)phenylsilane> Methyldichlorophenylsilane Dichloro(phenyl)(methyl)silane dichloromethylphenyl-silan Dichlor-fenyl-methylsilane MPDCS Methylphenyldichlorosilane(Dichloromethylphenylsilane) METHYLPHENYLDICHLOROSILANE PMDCS DichloroMethylphenylsilane, ML Methyl(phenyl)dichlorosilane (as hydrochloridy) CM8930 Methylphenyldichlorosilane,min METHYLPHENYLSILICON DICHLORIDE DICHLOROMETHYLPHENYLSILANE Dichloromethylphenylsilane J&KSeal EINECS 205-746-2 MFCD00000490 PHENYLDICHLOROMETHYLSILANE dichloro-methyl-phenylsilane Silane, dichloromethylphenyl DichloroMethylphenylsilane, J&KSeal Methylphenyldichlorosilane, min (Dichloromethyl)(phenyl)silane PHENYLMETHYLDICHLOROSILANE

Density	1.2±0.1 g/cm3
Boiling Point	194.9±30.0 °C at 760 mmHg
Melting Point	-53°C
Molecular Formula	C₇H₈Cl₂Si
Molecular Weight	191.130
Flash Point	71.6±24.6 °C
Exact Mass	189.977234
LogP	4.93
Vapour Pressure	0.6±0.4 mmHg at 25°C
Index of Refraction	1.515
Water Solubility	reacts

CHEMICAL IDENTIFICATION

RTECS NUMBER :: VV3530000

CHEMICAL NAME :: Silane, dichloromethylphenyl-

CAS REGISTRY NUMBER :: 149-74-6

BEILSTEIN REFERENCE NO. :: 0970975

LAST UPDATED :: 199701

DATA ITEMS CITED :: 9

MOLECULAR FORMULA :: C7-H8-Cl2-Si

MOLECULAR WEIGHT :: 191.14

WISWESSER LINE NOTATION :: G-SI-G1&R

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 100 mg/kg

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

REFERENCE :: TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 3,81,1961

TYPE OF TEST :: LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 30 mg/m3/2H

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - other changes Liver - fatty liver degeneration Blood - changes in spleen

REFERENCE :: TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 3,61,1961

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 100 mg/kg

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

REFERENCE :: TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 3,81,1961

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 100 mg/kg

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

REFERENCE :: TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 3,81,1961

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Mammal - species unspecified

DOSE/DURATION :: 150 mg/m3

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - acute pulmonary edema Liver - fatty liver degeneration Blood - other changes

REFERENCE :: TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 3,81,1961 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 6 mg/m3/3H/58W-I

TOXIC EFFECTS :: Brain and Coverings - other degenerative changes Lungs, Thorax, or Respiration - acute pulmonary edema Blood - changes in spleen

REFERENCE :: TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 3,61,1961 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 1 mg/m3;Skin JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X5731 No. of Facilities: 23 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 68 (estimated) No. of Female Employees: 45 (estimated)

Symbol	GHS05
Signal Word	Danger
Hazard Statements	H314
Supplemental HS	Reacts violently with water.
Precautionary Statements	P280-P305 + P351 + P338-P310
Personal Protective Equipment	Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	C:Corrosive;
Risk Phrases	R34
Safety Phrases	S26-S36/37/39-S43-S45
RIDADR	UN 2437 8/PG 2
WGK Germany	1
RTECS	VV3530000
Packaging Group	II
Hazard Class	8
HS Code	29310095

Precursor 10
75-54-7 766-08-5 108-90-7 75-77-4
98-13-5 10026-04-7 7440-21-3 75-76-3
75-79-6 100-59-4
DownStream 10
4667-99-6 17881-37-7 775-56-4 37943-96-7
4098-30-0 112080-34-9 143246-72-4 92-93-3
92-69-3 17983-32-3

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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