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MSDS  : (3-MERCAPTOPROPYL)TRIMETHOXYSILANE, M1521
CAS  : 4420-74-0
NAME  : (3-mercaptopropyl)trimethoxysilane
===================== Product Identification =====================

MSDS NAME:(3-MERCAPTOPROPYL)TRIMETHOXYSILANE, M1521
NIIN:00N037381
MSDS Number: BQRXB
=== Responsible Party ===
Company:SIGMA CHEMICAL CO
Box:14508
City:ST LOUIS
State:MO
ZIP:63178
Country:US
Info Phone Num:800-325-3010 OR 314-771-5750
Emergency Phone Num:314-771-5765
CAGE:21076
=== Contractor Identification ===
Company:SIGMA CHEMICAL COMPANY
Address:3050 SPRUCE ST
Box:14508
City:ST LOUIS
State:MO
ZIP:63178
Country:US
Phone:314-771-5765
CAGE:21076

============= Composition/Information on Ingredients =============

Name:(3-MERCAPTOPROPYL)TRIMETHOXYSILANE
CAS:4420-74-0

===================== Hazards Identification =====================

LD50 LC50 Mixture:LD50:(ORAL RAT) 2940 MG/KG
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: MAY BE HARMFUL BY INHALATION,
INGESTION OR SKIN ABSORPTION. VAPOR OR MIST IS IRRITATING TO EYES,
MUCOUS MEMBRANES & UPPER RESPIRATORY TRACT. CAUSES SKIN IRRITATION.
EXPOSURE CAN CAUSE NAUSEA, H EADACHE & VOMITING.
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

======================= First Aid Measures =======================

Eyes:IMMEDIATELY FLUSH W/COPIOUS AMOUNTS OF WATER FOR AT
LEAST 15 MINS. SKIN:IMMEDIATELY WASH W/SOAP & COPIOUS AMOUNTS OF
WATER. WASH CONTAMINATED CLOTHING BEFORE REUSE. INHAL:REMOVE TO
FRESH AIR. IF NOT BREATHING, GIVE ARTIFICIAL RESPIRATION. IF
BREATHING IS DIFFICULT, GIVE OXYGEN. INGEST:WASH OUT MOUTH W/WATER
PROVIDED PERSON IS CONSCIOUS. CALL MD.

===================== Fire Fighting Measures =====================

Flash Point:120F,49C
Extinguishing Media:WATER SPRAY, CARBON DIOXIDE, DRY CHEMICAL POWDER OR
APPROPRIATE FOAM.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE EQUIPMENT . PREVENT CONTACT W/SKIN & EYES.
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

================== Accidental Release Measures ==================

Spill Release Procedures:EVACUATE AREA. WEAR NIOSH/MSHA APPROVED SCBA,
RUBBER BOOTS & HEAVY RUBBER GLOVES. ABSORB ON SAND OR VERMICULITE &
PLACE IN CLOSED CONTAINER FOR DISPOSAL. VENTILATE AREA & WASH SPILL
SITE AFTER MATERIA L PICKUP IS COMPLETE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

====================== Handling and Storage ======================

Handling and Storage Precautions:STORE IN A COOL, DRY PLACE. KEEP AWAY
FROM HEAT/OPEN FLAME/SOURCES OF IGNIT. KEEP TIGHTLY CLSD. IRRITANT.
MOISTURE SENSITIVE. STENCH. NO SMOKING.
Other Precautions:COMBUSTIBLE. FLAMMABLE. AVOID INHALATION. DO NOT GET
IN EYES, ON SKIN OR ON CLOTHING.

============= Exposure Controls/Personal Protection =============

Respiratory Protection:NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:USE ONLY IN A CHEMICAL FUME HOOD.
Protective Gloves:RUBBER GLOVES.
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:SAFETY SHOWER & EYE BATH.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
NONE SPECIFIED BY MANUFACTURER.

================== Physical/Chemical Properties ==================

Boiling Pt:B.P. Text:388F,198C
Spec Gravity:1.039
Appearance and Odor:COLORLESS LIQUID.

================= Stability and Reactivity Data =================

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS, STRONG ACIDS & ALCOHOLS.
Stability Condition to Avoid:MAY DECOMPOSE ON EXPOSURE TO MOIST AIR OR
WATER.
Hazardous Decomposition Products:TOXIC FUMES OF CARBON MONOXIDE, CARBON
DIOXIDE, SULFUR OXIDES & SILICON OXIDE.

==================== Disposal Considerations ====================

Waste Disposal Methods:THIS COMBUSTIBLE MATERIAL MAY BE BURNED IN A
CHEMICAL INCINERATOR EQUIPPED W/AN AFTERBURNER & SCRUBBER. DISPOSAL
MUST BE I/A/W FEDERAL, STATE & LOCAL REGULATIONS .

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.

*** END OF RECORD ***
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NAMECAS
1,6-HEXANEDITHIOL, 97% H1200-5 1191-43-1
1,5-DIHYDROXYNAPHTHALENE, 97%, D11560-6 83-56-7
1,4-NAPHTHOQUINONE, 97%, 15275-7 130-15-4
1,4-DIMETHYLNAPHTHALENE, 95%, D17030-5 571-58-4
1,4-DICYANOBUTANE, 99%, D7700-1 111-69-3
1,4-DICHLOROBENZENE, 99+%, D5682-9 106-46-7
1,4-DICHLORO-2-IODOBENZENE, 98%, 17755-5 29682-41-5
(2R,3R)-(+)-3-PROPYLOXIRANEMETHANOL, 97%, 3 92418-71-8
(+/-)-3-AMINO-1,2-PROPANEDIOL, 97%, A7600-1 616-30-8
1-BROMO-2-IODOBENZENE, 99%, 24261-6 583-55-1
1-CHLORONAPHTHALENE, CA. 90%, 18575-2 90-13-1
1-NAPHTHYLACETIC ACID, 99%, N380-4 86-87-3
1,1-BIS(4-CHLOROPHENYL)-2,2,2-TRICHLORO-(SU 50-29-3
1,2-DIBROMOTETRAFLUOROETHANE,ANHYDROUS, 99+ 124-73-2
1,4-BENZOQUINONE, 98%, B1035-8 106-51-4
TERT-BUTYL METHYL ETHER, 99.8% HPLC GRADE, 1634-04-4
TERT-BUTYL HYDROPEROXIDE, ANHYDROUS, 3.0M ( 75-91-2
STYRENE, 99+%, 24086-9 100-42-5
STRONTIUM NITRATE, 99+%, A.C.S. REAGENT, 24 10042-76-9
SODIUM TETRAFLUOROBORATE, 98%, 20221-5 13755-29-8
SODIUM MOLYBDATE(VI), 98%, 24365-5 7631-95-0
POLY(ETHYLENE OXIDE), M.W. 8,000,000, 37283 25322-68-3
POLY(VINYL METHYL ETHER),50 WT. % SOLUTION 9003-09-2
FLUOROESCEIN, SODIUM SALT, 16630-8 518-47-8
ETHYL (R)-(+)-4,4,4-TRIFLUORO-3- (SUPP DATA 85571-85-3
ETHER, ANHYDROUS, 99+%, 29608-2 60-29-7
ETHER, ABSOLUTE, A.C.S. REAGENT, 17926-4 60-29-7
EICOSANE, 99%, 21927-4 112-95-8
EOSIN B, CERTIFIED (C.I. 45400), 86100-6 548-24-3
DODECYLAMINE, 98%, D22220-8 124-22-1
DODECANE, ANHYDROUS, 99+%, 29787-9 112-40-3
DISPERSE YELLOW 9 (C.I. 10375), 21225-3 6373-73-5
DIMETHYLNAPHTHALENE, MIXTURE OF ISOMERS, 11 28804-88-8
DECYL ALCOHOL, 99+%, 23976-3 112-30-1
DIELDRIN, TECH., CA. 90%, 29121-8 60-57-1
AMMONIUM SULFATE GRADE III, A6387 7783-20-2
SECOBARBITAL FREE ACID--DEA SCHEDULE II, S1 29071-21-4
PICRYLSULFONIC ACID HYDRATE 5% (W/V) (SUPP 2508-19-2
PHOSPHOLIPASE C TYPE III FROM B. CEREUS, P6 9001-86-9
PHOSPHOLIPASE A2 FROM BEE VENOM (APIS (SUPP 9001-86-9
PHENYLMETHYLSULFONYL FLUORIDE, P7626 329-98-6
PENTOBARBITAL FREE ACID--DEA SCHEDULE II IT 76-74-4
NILE BLUE SULFATE, N5632 3625-57-8
KHELLIN, K2750 82-02-0
GUANIDINE THIOCYANATE, G6639 593-84-0
GAMMA-MALEIMIDOBUTYRIC ACID N-HYDROXY- (SUP 80307-12-6
AMMONIUM HYDROXIDE, ACS REAGENT, A6899 1336-21-6
ALCOHOL DEHYDROGENASE FROM BAKERS YEAST, A7 9031-72-5
6-HYDROXYBENZOTHIAZOLE, H7389 13599-84-3
(3-MERCAPTOPROPYL)TRIMETHOXYSILANE, M1521 4420-74-0

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