Basic information
- Name:
Sulfamic acid
- CAS No.:
5329-14-6
- Molecular Structure:
- Formula:
- H3NO3S
- Molecular Weight:
- 97.09 .
- Synonyms:
- Stannous sulfamate;Scale Cleen;Amido Sulfonic Acid;Amidoschwefelsaeure;Aminosulfonic acid;Sulfamidsaeure;Amidosulfonic acid;Sulfamidic acid;Imidosulfonic acid;Aminosulfonic Acid (Sulfamic acid);
- EINECS:
- 226-218-8
- Density:
- 1.913 g/cm3
- Melting Point:
- 215-225 °C (dec.)(lit.)
- Solubility:
- 146.8 g/L (20 °C) in water
- Appearance:
- white crystalline solid
- Hazard Symbols:
Xi- Risk Codes:
- 36/38-52/53
- Safety Description:
- 26-28-61-28A Details
- Transport Information:
- UN 2967
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Chemistry
Molecular structure of Sulfamic acid (CAS NO.5329-14-6) is:
Product Name: Sulfamic acid
CAS Registry Number: 5329-14-6
IUPAC Name: sulfamic acid
Molecular Weight: 97.09372 [g/mol]
Molecular Formula: H3NO3S
XLogP3-AA: -1.6
H-Bond Donor: 2
H-Bond Acceptor: 4
EINECS: 226-218-8
Melting Point: 215-225 °C (dec.)(lit.)
Surface Tension: 101.5 dyne/cm
Density: 1.913 g/cm3
Water Solubility: 146.8 g/L (20 °C)
Stability: Stable.
Product Categories: Intermediates of Dyes and Pigments;INORGANIC & ORGANIC CHEMICALS;Intermediates;Inorganics
Uses
Sulfamic acid (CAS NO.5329-14-6) is uaually used as herbicides, fire agents, paper and textile softeners,and metal cleaning agent. It can be used as standard in alkalimetry, in acid cleaning, in nitrite removal, in chlorine stabilization for use in swimming pools, cooling towers, paper mills.
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| guinea pig | LD50 | oral | 1050mg/kg (1050mg/kg) | BEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX) BEHAVIORAL: EXCITEMENT BEHAVIORAL: REGIDITY | Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 52(10), Pg. 88, 1987. |
| mouse | LD50 | oral | 1312mg/kg (1312mg/kg) | BEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX) BEHAVIORAL: EXCITEMENT BEHAVIORAL: REGIDITY | Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 52(10), Pg. 88, 1987. |
| rat | LD50 | oral | 3160mg/kg (3160mg/kg) | "Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku," Marhold, J.V., Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha, Czechoslovakia, 1972Vol. -, Pg. 18, 1972. | |
| rat | LDLo | intraperitoneal | 100mg/kg (100mg/kg) | Journal of Industrial Hygiene and Toxicology. Vol. 25, Pg. 26, 1943. |
Safety Profile
Hazard Codes: 
Xi
Risk Statements: 36/38-52/53
R36/38:Irritating to eyes and skin.
R52/53:Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements: 26-28-61-28A
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S28:After contact with skin, wash immediately with plenty of soap-suds.
S61:Avoid release to the environment. Refer to special instructions / safety data sheets.
S28:After contact with skin, wash immediately with plenty of soap-suds.
RIDADR: UN 2967 8/PG 3
WGK Germany: 1
RTECS: WO5950000
HazardClass: 8
PackingGroup: III
HS Code: 28111980
Specification
Sulfamic acid , its cas register number is 5329-14-6. It also can be called Amidosulfonic acid ; Amidosulfuric acid ; Aminosulfonic acid .It is a white crystalline solid.It reacts exothermically with bases. Aqueous solutions are acidic and corrosive.