2,3-Di-O-para-toluoyl-D-tartaric acid (CAS 32634-68-7) — formula C20H18O8, molecular weight 386.4; category food additives.
2,3-Di-O-para-toluoyl-D-tartaric acid (CAS 32634-68-7) is classified under Food Additives, with molecular formula C20H18O8 and molecular weight 386.4, and serves as a key raw material in the food and beverage industry — commonly applied as a food additive, nutritional supplement, or processing aid where regulatory-grade purity is required. Jinan Shenghe Chemical Co., Ltd. supplies 2,3-Di-O-para-toluoyl-D-tartaric acid at commercial scale with stable lot-to-lot quality, accompanied by COA and full specification documentation. Typical categorization: Food Additives.
| CAS Number | 32634-68-7 |
|---|---|
| Molecular Formula | C20H18O8 |
| Molecular Weight | 386.4 |
| LogP | 3.3 |
| Applications | Butanedioic acid, 3-bis, (2S, 3S)-: ACTIVE |
| Category | Food Additives |
Documented applications: Butanedioic acid, 3-bis, (2S, 3S)-: ACTIVE.
2,3-Di-O-para-toluoyl-D-tartaric acid is a food-grade compound with CAS registry number 32634-68-7 and molecular formula C20H18O8 (molecular weight 386.4), belonging to the food additives segment of chemical raw materials.
CAS number: 32634-68-7
Its molecular formula C20H18O8 comprises 20 C, 18 H, 8 O atoms.
Also known as: 2,3-Di-O-para-toluoyl-D-tartaric acid · D-二对甲基苯甲酰酒石酸
Category: food additives
The CAS registry number of 2,3-Di-O-para-toluoyl-D-tartaric acid is 32634-68-7.
Molecular formula C20H18O8, molecular weight 386.4.
It is also registered under: 2,3-Di-O-para-toluoyl-D-tartaric acid, D-二对甲基苯甲酰酒石酸.
Recorded applications: Butanedioic acid, 3-bis, (2S, 3S)-: ACTIVE.
Category: Food Additives.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 2,3-Di-O-para-toluoyl-D-tartaric acid (CAS 32634-68-7), compiled from public chemistry databases.
| CAS Number | 32634-68-7 |
|---|---|
| PubChem CID | 263211 |
| Molecular Formula | C20H18O8 |
| IUPAC Name | (2S,3S)-2,3-bis[(4-methylbenzoyl)oxy]butanedioic acid |
| UNII (FDA) | 4480MA5QIP |
| Molecular Weight | 386.4 |
|---|---|
| XLogP3 | 3.3 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 8 |
| Rotatable Bond Count | 9 |
| Exact Mass | 386.10016753 |
| Monoisotopic Mass | 386.10016753 |
| Topological Polar Surface Area | 127 |
| Heavy Atom Count | 28 |
Butanedioic acid, 2,3-bis[(4-methylbenzoyl)oxy]-, (2S,3S)-; Ditoluoyltartaric acid, (+)-; (+)-ditoluoyltartaric acid; 4480MA5QIP; EINECS 251-132-2; NSC 97592; NSC-97592; (+)-Di-O-p-toluoyl-D-tartaric acid; Butanedioic acid, 2,3-bis((4-methylbenzoyl)oxy)-, (2S,3S)-; DTXSID80885539; (+)-di-(p-toluoyl)-d-tartaric acid; [S(R*,R*)]-2,3-bis[(4-methylbenzoyl)oxy]succinic acid; D-DI-O,O'-P-TOLUYLTARTARIC ACID; D-BIS(O-4-METHYLBENZOYL)TARTARIC ACID; O,O'-DI-P-TOLUOYL-D-TARTARIC ACID, (+)-; (S(R*,R*))-2,3-Bis((4-methylbenzoyl)oxy)succinic acid
| GHS notifications | 76.8% (43 / 56) |
|---|
| GHS notifications | 76.8% (43 / 56) |
|---|---|
| Notified hazard statements | H317 (10.7%), H319 (23.2%), H412 (10.7%) |
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: D-二对甲基苯甲酰酒石酸