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tin atom

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Origin: China

Cas No: 7440-31-5

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

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CAS No.: 7440-31-5 Formula: H2Sn Molecular Weight: 120.71700

Basic Info

Chemical Name	tin atom
Synonyms	wang; Stanum; Estano; Zinn; TIN; Tin Bar; STANNUM; 50Sn;
CAS No.	7440-31-5
Molecular Formula	H2Sn
Molecular Weight	120.71700
PSA	0.00000
LogP	-0.91620

Properties

Appearance & Physical State	wire
Density	7.3
Boiling Point	2270ºC
Melting Point	231.9-233ºC
Flash Point	2270ºC
Stability	Stable. Incompatible with strong oxidizing agents. Highly flammable as a powder. Can, in powder form, lead to dust explosions. Moisture sensitive.

Safety Info

RTECS	XP7320000
Hazard Class	4.1
Safety Statements	S24/25
HS Code	7106929000
Packing Group	III
WGK Germany	1
RIDADR	UN 3264 8
Risk Statements	R37/38; R36/37/38
Hazard Codes	Xi
Caution Statement	P305 + P351 + P338
Signal Word	Warning
Symbol	GHS07
Hazard Declaration	H319; H335

Synthesis Route

bromo(trimethyl)stannane→tin atom+tetramethyltin
phenyl benzoate+tributylstannane→tin atom+tributylstannyl benzoate
(2,6-dimethylphenyl) benzoate+tributylstannane→tin atom+Bu3Sn(o2,6-Me2C6H3)

Toxicity

Exposure Route	Type of Test	Species Observed	Dose/Duration	Toxic Effects
Implant	TDLo - Lowest published toxic dose	Rodent - rat	395 gm/kg	1.Tumorigenic-equivocal tumorigenic agent by RTECS criteria 2.Tumorigenic-tumors at site of application
Implant	TDLo - Lowest published toxic dose	Rodent - mouse	840 gm/kg	1.Tumorigenic-equivocal tumorigenic agent by RTECS criteria 2.Tumorigenic-tumors at site of application