Description

Technical Parameters

Trade name	Rubber Accelerator DOTG
Product name	Diotolylguanidine
Substance name	1,3-Di-o-tolylguanidine
Synonym	N,N'-Di-o-tolyguanidine;
REACH Reg. No.	No registration number is given yet for this phase-in substance since the transition period for its registration according to Article 23 of REACH has not yet expired.
Index No.	Not listed.
CAS No.	97-39-2
EC No.	202-577-6

1.2 Relevant identified uses of the substance or mixture and uses advised against

Identified uses: Used as rubber accelerator in rubber goods manufacture.

Uses advised against: No information available.
Molecular Formula: C₁₅H₁₇N₃

Structural Formula:

product-300-97
Molecular Weight: 239.32

Specification

Item	Powder	Oiled powder	Granule
Appearance (visual inspection)	Gray-white powder(granule)
Initial M.P. oC≥	168	167	167
heating loss %≤	0.4	0.4	0.4
Ash%≤	0.4	0.4	0.4
Residues on sieve(150μm), % ≤	0.1	0.1	\
Residues on sieve(63μm), % ≤	0.5	0.5	\
Oil content, %	\	1.0-2.0	\
Granule diameter, mm	\	\	1.5-2.5

Properties

Gray-white powder (granule). Little bitter, no osmyl. Density is 1.01-1.02. Soluble in chloroform, acetone, alcohol, slightly soluble in benzene, insoluble in water and gasoline

Application

Suitable in NR, SNR, IIR, IR, SBR, NBR and CR. Seldom use alone, commonly with thiazoles, thiurams, dithiocarbamales and sulphenmides to promote its activity. It's critical temperature is 141 oC. This product is a plastic-decomposing agent in CR. However, this product is not suitable for food-related products or medical products.

Packaging

20/25kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year.

Description of first aid measures

General notes: In all cases of doubt, or when symptoms persist, seek medical attention.
Following inhalation:
Remove person to fresh air. If not breathing, give artificial respiration. If breathing is difficult, get immediate
medical attention.
Following skin contact:
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and
shoes. Get medical attention if irritation persists.
Following eye contact:
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to
do. Continue rinsing. If eye irritation persists: Get medical advice/ attention.
Following ingestion:
Do not induce vomiting. Immediately give two glasses of water, a little at a time. Never give anything by
mouth to an unconscious person. Immediately call a POISON Center or doctor/physician. If vomiting occurs
spontaneously, lower head below waist to prevent fluid from entering the lungs
Notes for the doctor:
Treat symptomatically and supportively

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Rubber Accelerators DOTG