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

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Thiourea dioxide
Price: ￥148.0/500g
Purity: 98.0%
Stocking Period: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Thiourea dioxide
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: Thiourea dioxide
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

1758-73-2

1758-73-2 structure

1758-73-2 structure

Name: Thiourea dioxide
Chemical Name: Thiourea dioxide
CAS Number: 1758-73-2
Molecular Formula: CH₄N₂O₂S
Molecular Weight: 108.120
Catalog: Inorganic chemical industry Oxides and peroxides Non-metal oxides and peroxides
Create Date: 2018-02-04 08:00:00
Modify Date: 2025-08-21 18:17:05

Name	Thiourea dioxide
Synonyms	QSO&YZUM thiourea dioxide Thiurea dioxide Aminoiminomethanesulfinic acid EINECS 217-157-8 Amino(imino)methanesulfinic acid Methanesulfinic acid, 1-amino-1-imino- Methanesulfinic acid, amino-imino- MFCD00002397 Formamidinesulfinic acid

Density	2.3±0.1 g/cm3
Boiling Point	355.3±25.0 °C at 760 mmHg
Melting Point	124-127 °C (dec.)(lit.)
Molecular Formula	CH₄N₂O₂S
Molecular Weight	108.120
Flash Point	168.7±23.2 °C
Exact Mass	107.999344
PSA	106.38000
LogP	-2.59
Vapour Pressure	0.0±1.7 mmHg at 25°C
Index of Refraction	1.805
Storage condition	2-8°C
Water Solubility	30 g/L (20 ºC)

Symbol	GHS02, GHS07
Signal Word	Danger
Hazard Statements	H251-H302-H315-H319-H335
Precautionary Statements	P301 + P312 + P330-P305 + P351 + P338-P407-P413-P420
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xn:Harmful;
Risk Phrases	R22;R36/37/38
Safety Phrases	S26-S24/25
RIDADR	UN 3341 4.2/PG 2
WGK Germany	1
RTECS	PB0372500
Packaging Group	II
Hazard Class	4.2
HS Code	2930909090

Precursor 8
14807-75-1 3256-06-2 79-21-0 64-19-7
67-56-1 10028-15-6 7732-18-5 7722-84-1
DownStream 10
352-97-6 4887-80-3 4887-82-5 4887-88-1
51-17-2 66-22-8 614-97-1 57-00-1
353-09-3 1184-90-3

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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