3618-43-7

3618-43-7 - Names and Identifiers

Name	tetrasodium N,N'-[3H-2,1-benzoxathiol-3-ylidenebis[(6-hydroxy-5-methylphen-3,1-ylene)methylene]]bis[N-(carboxylatomethyl)aminoacetate] S,S-dioxide
Synonyms	Xylenol orange, tetrasodium salt Xylenol orange, sodiuM salt, ACS reagent XYLENOL ORANGE TETRASODIUM SALT METAL IN Xylenol Orange tetrasodiuM salt, indicator Xylenol Orange, sodium salt,pure,water soluble Tetrasodium N,N'-[3H-2,1-benzoxathiol-3-ylidenebis[(6-hydroxy-5-methylphen-3,1-ylene)methylene]]bis[N-(carboxylat tetrasodium 2,2',2'',2'''-{(2,2-dioxido-3H-1,2-benzoxathiole-3,3-diyl)bis[(6-hydroxy-5-methylbenzene-3,1-diyl)methanediylnitrilo]}tetraacetate Glycine, N,N'-(3H-2,1-benzoxathiol-3-ylidenebis((6-hydroxy-5-methyl-3,1-phenylene)methylene))bis(N-(carboxymethyl)-, S,S-dioxide, tetrasodium salt tetrasodium N,N'-[3H-2,1-benzoxathiol-3-ylidenebis[(6-hydroxy-5-methylphen-3,1-ylene)methylene]]bis[N-(carboxylatomethyl)aminoacetate] S,S-dioxide Tetrasodium N,N'-(3H-2,1-benzoxathiol-3-ylidenebis((6-hydroxy-5-methylphen-3,1-ylene)methylene))bis(N-(carboxylatomethyl)aminoacetate) S,S-dioxide Glycine, N,N'-((1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis((6-hydroxy-5-methyl-3,1-phenylene)methylene))bis(N-(carboxymethyl)-, tetrasodium salt
CAS	3618-43-7
EINECS	222-805-8
InChI	InChI=1/C31H32N2O13S.4Na/c1-17-7-21(9-19(29(17)42)11-32(13-25(34)35)14-26(36)37)31(23-5-3-4-6-24(23)46-47(31,44)45)22-8-18(2)30(43)20(10-22)12-33(15-27(38)39)16-28(40)41;;;;/h3-10,42-43H,11-16H2,1-2H3,(H,34,35)(H,36,37)(H,38,39)(H,40,41);;;;/q;4*+1/p-4

3618-43-7 - Physico-chemical Properties

Molecular Formula	C31H31N2Na4O13S
Molar Mass	763.61
Melting Point	195°C (dec.)(lit.)
Boling Point	904.1°C at 760 mmHg
Flash Point	93.3°C
Water Solubility	510 g/L (20 ºC)
Solubility	510g/l
Vapor Presure	3.2E-35mmHg at 25°C
Appearance	Solid
Color	Red
Odor	Odorless
PH	8.1 (10g/l, H2O, 20℃)
Storage Condition	room temp
Stability	Stable, but may be moisture sensitive.
Sensitive	Easily absorbing moisture
MDL	MFCD00044293
Use	Complexation indicator, acid-base indicator, metal titration indicator

3618-43-7 - Risk and Safety

Hazard Symbols	Xi - Irritant
Risk Codes	R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. R36/38 - Irritating to eyes and skin. R36/37/38 - Irritating to eyes, respiratory system and skin.
Safety Description	S24/25 - Avoid contact with skin and eyes. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36/37 - Wear suitable protective clothing and gloves. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S22 - Do not breathe dust. S36 - Wear suitable protective clothing.
WGK Germany	3
TSCA	Yes
HS Code	29349990

3618-43-7 - Introduction

Generally sodium salt, red brown crystalline powder. Soluble in water. The aqueous solution is red, the acidic solution is lemon yellow, the metal complex is bright red, and the alkaline solution is red and purple.

Last Update：2022-10-16 17:24:52

3618-43-7 - Reference Information

EPA chemical information	Information provided by: ofmpub.epa.gov (external link)
use	complexation indicator; acid-base indicator; metal titration indicator

Last Update：2024-04-09 19:05:11

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Changsha Changtang import and Export Co., Ltd.

Product Name: Xylenol orange tetrasodium salt Request for quotation
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View History

3618-43-7
103877-80-1
28831-65-4
14348-38-0
Trans-2-hexenal P.G Acetal
130-14-3
95668-20-5
2-丁基辛酸
80245-26-7
194490-33-0

3618-43-7

tetrasodium N,N'-[3H-2,1-benzoxathiol-3-ylidenebis[(6-hydroxy-5-methylphen-3,1-ylene)methylene]]bis[N-(carboxylatomethyl)aminoacetate] S,S-dioxide

CAS: 3618-43-7

Molecular Formula: C31H31N2Na4O13S

3618-43-7 - Names and Identifiers

3618-43-7 - Physico-chemical Properties

3618-43-7 - Risk and Safety

3618-43-7 - Introduction

3618-43-7 - Reference Information

Supplier List

3618-43-7 Request for Quotation

tetrasodium N,N'-[3H-2,1-benzoxathiol-3-ylidenebis[(6-hydroxy-5-methylphen-3,1-ylene)methylene]]bis[N-(carboxylatomethyl)aminoacetate] S,S-dioxide

CAS: 3618-43-7

Molecular Formula: C31H31N2Na4O13S

3618-43-7 - Names and Identifiers

3618-43-7 - Physico-chemical Properties

3618-43-7 - Risk and Safety

3618-43-7 - Introduction

3618-43-7 - Reference Information

Supplier List

3618-43-7