MilliporeSigma
All Photos(1)

Documents

W347701

Sigma-Aldrich

2,3-Butanedithiol

≥99%, FG

Sign Into View Organizational & Contract Pricing

Synonym(s):
2,3-Dimercaptobutane
Linear Formula:
CH3CH(SH)CH(SH)CH3
CAS Number:
Molecular Weight:
122.25
FEMA Number:
3477
EC Number:
Council of Europe no.:
725
MDL number:
PubChem Substance ID:
Flavis number:
12.022
NACRES:
NA.21

biological source

synthetic

Quality Level

grade

FG
Halal
Kosher

agency

meets purity specifications of JECFA

reg. compliance

EU Regulation 1334/2008 & 178/2002

vapor density

>1 (vs air)

assay

≥99%

refractive index

n20/D 1.5194 (lit.)

bp

86-87 °C/50 mmHg (lit.)

density

0.995 g/mL at 25 °C (lit.)

application(s)

flavors and fragrances

documentation

see Safety & Documentation for available documents

food allergen

no known allergens

organoleptic

sulfurous

SMILES string

CC(S)C(C)S

InChI

1S/C4H10S2/c1-3(5)4(2)6/h3-6H,1-2H3

InChI key

TWWSEEHCVDRRRI-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Related Categories

pictograms

FlameExclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk_germany

WGK 3

flash_point_f

125.6 °F - closed cup

flash_point_c

52 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service