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Benzoic acid, 2-[[4-(dimethylamino)phenyl]azo]-, sodium salt

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Formula: C15H14N3NaO2
CAS: 845-10-3

Identification

Structural Formula
Benzoic acid, 2-[[4-(dimethylamino)phenyl]azo]-, sodium salt
CAS:
845-10-3
EINECS:
212-682-9
Molecular Formula:
C15H14N3NaO2
MDL:
MFCD00002426
SMILES:
[Na+].CN(C1=CC=C(C=C1)N=NC1=C(C(=O)[O-])C=CC=C1)C
Synonym:
c.i. 13020 ; methyl red indicator ; methyl red ethanol ; mr ; s no 250 ; sodiummethylred ; ci no 13020 ; acid red ; methyl red, neutral ; watersoluable




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Properties for Benzoic acid, 2-[[4-(dimethylamino)phenyl]azo]-, sodium salt

Molecular Weight:
269.3 g·mol−1
Density:
0.791
Melting point:
178-182 °C
Boiling point:
64.7 °C
Flash point:
12 °C
Solubility:
H2O: soluble
Physical Description:
orange powder
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Hazard Statements

GHS07

GHS03
Harmful
  • Acute toxicity (oral, dermal, inhalation), category 4
  • Skin irritation, categories 2, 3
  • Eye irritation, category 2A
  • Skin sensitization, category 1
  • Specific target organ toxicity following single exposure, category 3
    - Respiratory tract irritation
    - Narcotic effects
  • Not used
  • with the "skull and crossbones" pictogram
  • for skin or eye irritation if:
  • the "corrosion" pictogram also appears
  • the "health hazard" pictogram is used to indicate respiratory sensitization

Safety & Transport Information

Risk Codes:
R11 - Highly flammable
R34 - Causes burns
R40 - Limited evidence of a carcinogenic effect
Safety Codes:
S16 - Keep away from sources of ignition - No smoking
S24/25 - Avoid contact with skin and eyes
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36/37 - Wear suitable protective clothing and gloves
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection
S45 - In case of accident or if you feel unwell seek medical advice immediately (show the label where possible)
Hazard Classes:
3
Hazard Symbols:
Xn, C, F
Hazard symbol C Hazard symbol F Hazard symbol Xn
Storage temperature :
Store at RT.
RID/ADR certification :
UN 1170 3 / PG 2
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Alternative Distributors of [Benzoic acid, 2-[[4-(dimethylamino)phenyl]azo]-, sodium salt]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

Spectrum Chemical Mfg. Corp. | Chem-Impex International, Inc. | CCS. CHEM. Co., Ltd. | Molekula GmbH | ABCR GmbH & Co. KG | TCI Europe NV | Jinan Great Chemical Co., Ltd. | Zouping Mingxing Chemical Co., Ltd. | Aakash Chemicals & Dye-Stuffs, Inc. | Nile Chemicals | Yongyi Chemicals Group Co., Ltd. | scienTEST | Gihi Chemicals Co., Limited

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