C3H8O2S
108.16 g/mol
Research ReagentDanger
3-Mercapto-1,2-propanediol
CAS96-27-5EC202-495-0
Category
Research Reagent
Compound Class
Alcohol
Primary Use
Research Compound
3-Mercapto-1,2-propanediol is a chemical compound containing both thiol and diol functional groups, used primarily as a preservative, reducing agent, and polymer stabilizer in industrial and laboratory settings.
Preservative in pharmaceuticalsReducing agentPolymer stabilizer
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ReferenceSame Category
N-acetylvaline
CAS96-81-1
research compound
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5-nitrosalicylic acid
CAS96-97-9
research compound
ReferenceSame Category
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CAS96-98-0
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ReferenceSame Category
(2r,3r)-3-aminobutan-2-ol hydrochloride
CAS960008-54-2
research compound
Safety Reference
Danger
H302Harmful if swallowed
H311Toxic in contact with skin
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H331Toxic if inhaled
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 3-Mercapto-1,2-propanediol (CAS 96-27-5) is 2930.90.
HS code (international, 6-digit)
2930.90
EU CN code (8-digit)
2930 90 95
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
3-sulfanylpropane-1,2-diol
InChIKey
PJUIMOJAAPLTRJ-UHFFFAOYSA-N
SMILES
C(C(CS)O)O
Synonyms (37)
- M-9200
- 1, 3-mercapto-
- 1,2-Propanediol, 3-mercapto-
- 1-Mercapto-2,3-propanediol
- 1-Mercaptoglycerol
- 1-Monothioglycerol
- 1-Thio-2,3-propanediol
- 1-Thio-DL-glycerol
- 1-Thioglycerol
- 1-Thioglycerol, >=99.0% (GC)
- 1-Thioglycerol, BioXtra
- 2,3-Dihydroxypropanethiol
- 2,3-dihydroxy-1-propanethiol
- 3-Mercapto-1,2-propanediol
- 3-Mercapto-1,2-propanediole
- 3-Mercaptopropane-1,2-diol
- 3-Sulfanyl-1,2-propanediol #
- 3-Sulfanylpropane-1,2-diol
- Glycerol, 1-thio-
- MONOTHIOGLYCEROL [MART.]
- Monothioglycerin
- Monothioglycerol
- Monothioglycerol (NF)
- Thioglycerin
- Thioglycerine
- Thiovanol
- USAF B-40
- USAF CB-37
- alpha-Monothioglycerol
- alpha-Thioglycerol
- alpha-Thiolglycerol
- mercaptoglycerol
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