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8.04604

Sigma-Aldrich

Hydrazin hydrate solution

80% solution in water, for synthesis

Synonym(s):

Hydrazine hydrate

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About This Item

UNSPSC Code:
12352402
NACRES:
NA.22

product name

Hydrazin hydrate (80% solution in water), for synthesis

vapor pressure

13 hPa ( 20 °C)

Quality Level

200

form

solution

autoignition temp.

310 °C

expl. lim.

4.7-99 % (v/v) refers to pure substance)

reaction suitability

reagent type: reductant

pH

10.6-10.7 (20 °C, 10 g/L in H2O)

bp

117-119 °C/1013 hPa

mp

-60 °C

density

1.02 g/cm3 at 20 °C

storage temp.

15-25°C

Application

Hydrazin hydrate (80% solution in water) can be used as a reducing agent for the reduction of exfoliated graphene oxide (GO), which is used for the preparation of GO nanocomposites. It is also used as a reagent in the synthesis of 3-amino-2-thiohydantoins by reacting with alkyl isothiocynatocarboxylates.

Signal Word

Danger

Hazard Classifications

Acute Tox. 2 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B - Eye Dam. 1 - Skin Corr. 1B - Skin Sens. 1

Storage Class Code

6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

Flash Point(F)

195.8 °F - closed cup - DIN 51758

Flash Point(C)

91 °C - closed cup - DIN 51758

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

EU REACH SVHC Candidate List

CAS No.

EU REACH Annex XVII (Restriction List)

CAS No.

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Synthetical Application of Alkyl 2-isothiocyanatocarboxylates. A Simple Synthesis of 5-Substituted-3-amino-2-thioxo-4-imidazolidinones (3-Amino-2-thiohydantoins)
Floch L, et al.
Molecules (Basel), 4(10), 279-286 (1999)

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