Shanghai Nianxing Industrial Co., Ltd
China
Product Name: para-Tolyl disulfide
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: para-Tolyl disulfide
Price: ￥378.0/25g ￥128.0/5g
Purity: 98.0%
Stocking Period: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Bis(4-methylphenyl) disulfide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: para-Tolyl disulfide
Price: ￥Inquiry/25kg
Purity: 99.0%
Stocking Period: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

103-19-5

103-19-5 structure

103-19-5 structure

Name: para-Tolyl disulfide
Chemical Name: p-tolyl disulfide
CAS Number: 103-19-5
Molecular Formula: C₁₄H₁₄S₂
Molecular Weight: 246.391
Catalog: Chemical reagent Organic reagent Thiol/thiophenol
Create Date: 2018-09-12 10:39:34
Modify Date: 2025-08-21 16:55:04

Name	p-tolyl disulfide
Synonyms	para-Tolyl disulfide Bis(4-methylphenyl) disulfide MFCD00008547 p-Tolyl Disulfide 1,2-Di-p-tolyldisulfane 1,1'-Disulfanediylbis(4-methylbenzene) p-Tolyl disulfide (8CI) 1-methyl-4-[(4-methylphenyl)disulfanyl]benzene Disulfide, bis(4-methylphenyl) Di-p-tolyl Disulfide EINECS 203-087-5

Density	1.2±0.1 g/cm3
Boiling Point	349.5±31.0 °C at 760 mmHg
Melting Point	43-46 °C(lit.)
Molecular Formula	C₁₄H₁₄S₂
Molecular Weight	246.391
Flash Point	192.6±26.4 °C
Exact Mass	246.053696
PSA	50.60000
LogP	5.33
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.650

CHEMICAL IDENTIFICATION

RTECS NUMBER :: JO1526250

CHEMICAL NAME :: Disulfide, bis(4-methylphenyl)

CAS REGISTRY NUMBER :: 103-19-5

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C14-H14-S2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 431 mg/kg/7D-I

TOXIC EFFECTS :: Endocrine - changes in spleen weight Blood - pigmented or nucleated red blood cells Nutritional and Gross Metabolic - changes in iron

REFERENCE :: JJATDK JAT, Journal of Applied Toxicology. (John Wiley & Sons Ltd., Baffins Lane, Chichester, W. Sussex PO19 1UD, UK) V.1- 1981- Volume(issue)/page/year: 5,414,1985

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S37/39
RIDADR	UN 3335
WGK Germany	3
RTECS	JO1526250
HS Code	2930909090

Precursor 10
624-31-7 106-45-6 106-38-7 824-79-3
98-59-9 536-57-2 2943-42-2 1950-69-2
100-47-0 10439-23-3
DownStream 10
5335-87-5 83180-92-1 352-68-1 455-16-3
150640-22-5 14227-19-1 14738-27-3 4124-41-8
21784-96-3 20912-17-8

HS Code	2930909090
Summary	2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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